NARVA

IMO 8923557

Vessel information

Vessel Name NARVA
IMO Number 8923557
MMSI 273430960
Vessel Type Tanker
Flag 🇷🇺 RUSSIA
Call Sign UBFJ8
Length 61 m
Beam 11 m

Detected Events (100)

Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 12:12 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 1h 58m
  • Data Points: 12 AIS positions
  • Period: 2026-09-09T12:12:59+00:00 to 2026-09-09T14:11:09+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 118.2000000000000028421709430404007434844970703125,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-09-09T12:12:59+00:00",
        "lat": 59.889191699999997808845364488661289215087890625,
        "lon": 30.212348299999998602061168639920651912689208984375
    },
    "last_point": {
        "ts": "2026-09-09T14:11:09+00:00",
        "lat": 59.88315999999999661440597265027463436126708984375,
        "lon": 30.188206699999998505745679722167551517486572265625
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 10:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 8m
  • Data Points: 29 AIS positions
  • Period: 2026-09-09T10:02:50+00:00 to 2026-09-09T14:11:09+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 248.30000000000001136868377216160297393798828125,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-09-09T10:02:50+00:00",
        "lat": 59.88925830000000161135176313109695911407470703125,
        "lon": 30.212303299999998529301592498086392879486083984375
    },
    "last_point": {
        "ts": "2026-09-09T14:11:09+00:00",
        "lat": 59.88315999999999661440597265027463436126708984375,
        "lon": 30.188206699999998505745679722167551517486572265625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 9, 2026 10:02 UTC 75.0%
  • Duration: 2h 41m
  • Radius: 36 meters
  • Data Points: 28 AIS positions
  • Centroid: 59.8892, 30.2124
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 35.60000000000000142108547152020037174224853515625,
    "duration_minutes": 161.30000000000001136868377216160297393798828125,
    "points": 28,
    "centroid": {
        "lat": 59.88919750357143101382462191395461559295654296875,
        "lon": 30.212418628571430900819905218668282032012939453125
    },
    "bbox": {
        "min_lat": 59.8888850000000019235812942497432231903076171875,
        "min_lon": 30.21219500000000124373400467447936534881591796875,
        "max_lat": 59.8895016999999967310941428877413272857666015625,
        "max_lon": 30.21290330000000068366716732271015644073486328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 09:32 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 38m
  • Data Points: 34 AIS positions
  • Period: 2026-09-09T09:32:48+00:00 to 2026-09-09T14:11:09+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 278.3999999999999772626324556767940521240234375,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-09-09T09:32:48+00:00",
        "lat": 59.8891382999999990488504408858716487884521484375,
        "lon": 30.212358300000001776197677827440202236175537109375
    },
    "last_point": {
        "ts": "2026-09-09T14:11:09+00:00",
        "lat": 59.88315999999999661440597265027463436126708984375,
        "lon": 30.188206699999998505745679722167551517486572265625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 9, 2026 09:32 UTC 75.0%
  • Duration: 3h 11m
  • Radius: 35 meters
  • Data Points: 33 AIS positions
  • Centroid: 59.8892, 30.2124
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 34.7999999999999971578290569595992565155029296875,
    "duration_minutes": 191.30000000000001136868377216160297393798828125,
    "points": 33,
    "centroid": {
        "lat": 59.88919040606061372500334982760250568389892578125,
        "lon": 30.21241080303030912546091713011264801025390625
    },
    "bbox": {
        "min_lat": 59.8888850000000019235812942497432231903076171875,
        "min_lon": 30.21219500000000124373400467447936534881591796875,
        "max_lat": 59.8895016999999967310941428877413272857666015625,
        "max_lon": 30.21290330000000068366716732271015644073486328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Sts🛰️✗ Ust-Luga/St. Petersburg Approach
Sep 9, 2026 07:08 UTC 72/100
Vessel A: IMO 9612911 (PAVEL YUDIN) RUSSIA
Vessel B: IMO 8923557 (NARVA) RUSSIA
  • Minimum Distance: 442 meters
  • Average Distance: 449 meters
  • Duration: 3h 33m
  • Period: 2026-09-09T07:08:08+00:00 to 2026-09-09T10:41:11+00:00
  • Vessel A Avg Speed: 0.3 knots
  • Vessel B Avg Speed: 0.4 knots
  • Zone: Ust-Luga/St. Petersburg Approach

Confidence Analysis

Score: 72/100

Moderate-confidence STS candidate. Two tankers (PAVEL YUDIN and NARVA) maintained close proximity (min 442m, avg 449m) for 213 minutes. Both vessels were slow-moving (avg speeds 0.3 and 0.4 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga/St. Petersburg Approach, a known STS activity area.

View scoring breakdown
FactorScoreDetail
Distance Tightness5/25Min distance 442m, avg 449m
Duration25/25Duration 213 minutes
Speed Stability17/20both nearly stationary; stable speeds
Distance Consistency15/15Distance variance ±8m
Isolation5/10Isolation data not available
Context5/5In monitored zone: Ust-Luga/St. Petersburg Approach

🛰️ Satellite Corroboration

SAR Not Available

No satellite imagery for this time/location

No Sentinel-1 scenes covering AOI and time window

Searched: 2026-09-09T11:45:01.701690+00:00

Show Raw Evidence JSON
{
    "vessel_a": {
        "mmsi": 273353260,
        "imo": 9612911,
        "name": "PAVEL YUDIN",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273430960,
        "imo": 8923557,
        "name": "NARVA",
        "flag": "RUSSIA"
    },
    "min_distance_m": 441.80000000000001136868377216160297393798828125,
    "avg_distance_m": 448.6000000000000227373675443232059478759765625,
    "distance_consistency_m": 8,
    "duration_minutes": 213.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 12783,
    "speed_a_avg": 0.330000000000000015543122344752191565930843353271484375,
    "speed_a_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_avg": 0.36999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0.38000000000000000444089209850062616169452667236328125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.330000000000000015543122344752191565930843353271484375,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        },
        "vessel_b": {
            "avg_sog": 0.36999999999999999555910790149937383830547332763671875,
            "max_sog": 0.8000000000000000444089209850062616169452667236328125
        }
    },
    "time_window": {
        "start": "2026-09-09T07:08:08+00:00",
        "end": "2026-09-09T10:41:11+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 442m, avg 449m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 213 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b18m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (PAVEL YUDIN and NARVA) maintained close proximity (min 442m, avg 449m) for 213 minutes. Both vessels were slow-moving (avg speeds 0.3 and 0.4 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 59.8872307999999975436367094516754150390625,
            "lon": 30.212471900000000601949068368412554264068603515625
        },
        "time_window": {
            "start_ts": "2026-09-09T07:08:08+00:00",
            "end_ts": "2026-09-09T10:41:11+00:00"
        },
        "searched_at": "2026-09-09T11:45:01.701690+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 07:00 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 30m
  • Data Points: 39 AIS positions
  • Period: 2026-09-09T07:40:25+00:00 to 2026-09-09T14:11:09+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 390.69999999999998863131622783839702606201171875,
    "points_in_zone": 39,
    "first_point": {
        "ts": "2026-09-09T07:40:25+00:00",
        "lat": 59.88922670000000181289578904397785663604736328125,
        "lon": 30.212399999999998811972545809112489223480224609375
    },
    "last_point": {
        "ts": "2026-09-09T14:11:09+00:00",
        "lat": 59.88315999999999661440597265027463436126708984375,
        "lon": 30.188206699999998505745679722167551517486572265625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 9, 2026 07:00 UTC 75.0%
  • Duration: 5h 43m
  • Radius: 38 meters
  • Data Points: 48 AIS positions
  • Centroid: 59.8892, 30.2124
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.89999999999999857891452847979962825775146484375,
    "duration_minutes": 343.19999999999998863131622783839702606201171875,
    "points": 48,
    "centroid": {
        "lat": 59.88920003333333141881666961126029491424560546875,
        "lon": 30.212380970833340398939981241710484027862548828125
    },
    "bbox": {
        "min_lat": 59.8888850000000019235812942497432231903076171875,
        "min_lon": 30.211921700000001322905518463812768459320068359375,
        "max_lat": 59.8895016999999967310941428877413272857666015625,
        "max_lon": 30.21290330000000068366716732271015644073486328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 06:32 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 11m
  • Data Points: 55 AIS positions
  • Period: 2026-09-09T06:32:23+00:00 to 2026-09-09T12:44:09+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 371.80000000000001136868377216160297393798828125,
    "points_in_zone": 55,
    "first_point": {
        "ts": "2026-09-09T06:32:23+00:00",
        "lat": 59.8893766999999996869519236497581005096435546875,
        "lon": 30.21251170000000030313458410091698169708251953125
    },
    "last_point": {
        "ts": "2026-09-09T12:44:09+00:00",
        "lat": 59.8893867000000028610884328372776508331298828125,
        "lon": 30.21231999999999828787622391246259212493896484375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 9, 2026 06:32 UTC 75.0%
  • Duration: 6h 11m
  • Radius: 37 meters
  • Data Points: 55 AIS positions
  • Centroid: 59.8892, 30.2124
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.39999999999999857891452847979962825775146484375,
    "duration_minutes": 371.80000000000001136868377216160297393798828125,
    "points": 55,
    "centroid": {
        "lat": 59.8892095745454611233071773312985897064208984375,
        "lon": 30.212387390909096751556717208586633205413818359375
    },
    "bbox": {
        "min_lat": 59.8888850000000019235812942497432231903076171875,
        "min_lon": 30.211921700000001322905518463812768459320068359375,
        "max_lat": 59.8895016999999967310941428877413272857666015625,
        "max_lon": 30.21290330000000068366716732271015644073486328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 9, 2026 04:14 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 38m
  • Data Points: 52 AIS positions
  • Period: 2026-09-09T04:20:24+00:00 to 2026-09-09T10:58:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 398.19999999999998863131622783839702606201171875,
    "points_in_zone": 52,
    "first_point": {
        "ts": "2026-09-09T04:20:24+00:00",
        "lat": 59.889101699999997663326212204992771148681640625,
        "lon": 30.21238329999999905339791439473628997802734375
    },
    "last_point": {
        "ts": "2026-09-09T10:58:38+00:00",
        "lat": 59.8892333000000007814378477632999420166015625,
        "lon": 30.21240829999999988331182976253330707550048828125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 9, 2026 04:14 UTC 75.0%
  • Duration: 6h 38m
  • Radius: 37 meters
  • Data Points: 52 AIS positions
  • Centroid: 59.8892, 30.2124
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37,
    "duration_minutes": 398.19999999999998863131622783839702606201171875,
    "points": 52,
    "centroid": {
        "lat": 59.88921069999999957644831738434731960296630859375,
        "lon": 30.2123789346153870383204775862395763397216796875
    },
    "bbox": {
        "min_lat": 59.88906329999999655910869478248059749603271484375,
        "min_lon": 30.211921700000001322905518463812768459320068359375,
        "max_lat": 59.88945499999999810825102031230926513671875,
        "max_lon": 30.21280169999999998253770172595977783203125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 05:04 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 2h 2m
  • Data Points: 11 AIS positions
  • Period: 2026-09-07T05:04:34+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 122.599999999999994315658113919198513031005859375,
    "points_in_zone": 11,
    "first_point": {
        "ts": "2026-09-07T05:04:34+00:00",
        "lat": 59.88159999999999882902557146735489368438720703125,
        "lon": 30.1972717000000017151251086033880710601806640625
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 05:04 UTC 75.0%
  • Duration: 2h 2m
  • Radius: 302 meters
  • Data Points: 11 AIS positions
  • Centroid: 59.8825, 30.1922
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 302.30000000000001136868377216160297393798828125,
    "duration_minutes": 122.599999999999994315658113919198513031005859375,
    "points": 11,
    "centroid": {
        "lat": 59.88247681818182144297679769806563854217529296875,
        "lon": 30.192180163636361811541064525954425334930419921875
    },
    "bbox": {
        "min_lat": 59.88156670000000048048605094663798809051513671875,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197311700000000200816430151462554931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 04:00 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 6m
  • Data Points: 31 AIS positions
  • Period: 2026-09-07T04:00:14+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 186.900000000000005684341886080801486968994140625,
    "points_in_zone": 31,
    "first_point": {
        "ts": "2026-09-07T04:00:14+00:00",
        "lat": 59.88125670000000155823727254755795001983642578125,
        "lon": 30.19688670000000030313458410091698169708251953125
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 04:00 UTC 75.0%
  • Duration: 3h 6m
  • Radius: 440 meters
  • Data Points: 31 AIS positions
  • Centroid: 59.8819, 30.1954
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 439.69999999999998863131622783839702606201171875,
    "duration_minutes": 186.900000000000005684341886080801486968994140625,
    "points": 31,
    "centroid": {
        "lat": 59.88190472580644296840546303428709506988525390625,
        "lon": 30.195442748387090858841474982909858226776123046875
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 03:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 4m
  • Data Points: 49 AIS positions
  • Period: 2026-09-07T03:02:14+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 244.900000000000005684341886080801486968994140625,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-09-07T03:02:14+00:00",
        "lat": 59.88161000000000200316208065487444400787353515625,
        "lon": 30.19728500000000082081896835006773471832275390625
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 03:02 UTC 75.0%
  • Duration: 4h 4m
  • Radius: 478 meters
  • Data Points: 49 AIS positions
  • Centroid: 59.8818, 30.1961
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 478.3999999999999772626324556767940521240234375,
    "duration_minutes": 244.900000000000005684341886080801486968994140625,
    "points": 49,
    "centroid": {
        "lat": 59.8817831938775526623430778272449970245361328125,
        "lon": 30.19609136530612403248596820048987865447998046875
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 02:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 5h 5m
  • Data Points: 71 AIS positions
  • Period: 2026-09-07T02:01:45+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 305.3999999999999772626324556767940521240234375,
    "points_in_zone": 71,
    "first_point": {
        "ts": "2026-09-07T02:01:45+00:00",
        "lat": 59.8815783000000010360963642597198486328125,
        "lon": 30.197206699999998846806192887015640735626220703125
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 02:01 UTC 75.0%
  • Duration: 5h 5m
  • Radius: 499 meters
  • Data Points: 71 AIS positions
  • Centroid: 59.8817, 30.1964
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 498.8999999999999772626324556767940521240234375,
    "duration_minutes": 305.3999999999999772626324556767940521240234375,
    "points": 71,
    "centroid": {
        "lat": 59.88172715352113328890482080169022083282470703125,
        "lon": 30.19644126901409464380776626057922840118408203125
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 01:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 5m
  • Data Points: 92 AIS positions
  • Period: 2026-09-07T01:01:34+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 365.6000000000000227373675443232059478759765625,
    "points_in_zone": 92,
    "first_point": {
        "ts": "2026-09-07T01:01:34+00:00",
        "lat": 59.88163670000000138315954245626926422119140625,
        "lon": 30.197288300000000305089997709728777408599853515625
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 01:01 UTC 75.0%
  • Duration: 6h 5m
  • Radius: 509 meters
  • Data Points: 92 AIS positions
  • Centroid: 59.8817, 30.1966
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 509.30000000000001136868377216160297393798828125,
    "duration_minutes": 365.6000000000000227373675443232059478759765625,
    "points": 92,
    "centroid": {
        "lat": 59.88170327608695941989935818128287792205810546875,
        "lon": 30.1966220293478357916683307848870754241943359375
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 7, 2026 00:03 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 36m
  • Data Points: 103 AIS positions
  • Period: 2026-09-07T00:30:44+00:00 to 2026-09-07T07:07:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 396.3999999999999772626324556767940521240234375,
    "points_in_zone": 103,
    "first_point": {
        "ts": "2026-09-07T00:30:44+00:00",
        "lat": 59.8816316999999997960912878625094890594482421875,
        "lon": 30.197263299999999475176082341931760311126708984375
    },
    "last_point": {
        "ts": "2026-09-07T07:07:11+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.188243299999999891269908403046429157257080078125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 7, 2026 00:03 UTC 75.0%
  • Duration: 6h 36m
  • Radius: 513 meters
  • Data Points: 103 AIS positions
  • Centroid: 59.8817, 30.1967
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 513.1000000000000227373675443232059478759765625,
    "duration_minutes": 396.3999999999999772626324556767940521240234375,
    "points": 103,
    "centroid": {
        "lat": 59.88169494854368934966259985230863094329833984375,
        "lon": 30.196688090291264217057687346823513507843017578125
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 23:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 29m
  • Data Points: 119 AIS positions
  • Period: 2026-09-06T23:21:37+00:00 to 2026-09-07T05:50:53+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 389.30000000000001136868377216160297393798828125,
    "points_in_zone": 119,
    "first_point": {
        "ts": "2026-09-06T23:21:37+00:00",
        "lat": 59.8816182999999995217876858077943325042724609375,
        "lon": 30.197313300000001135003913077525794506072998046875
    },
    "last_point": {
        "ts": "2026-09-07T05:50:53+00:00",
        "lat": 59.88335169999999862966433283872902393341064453125,
        "lon": 30.18813829999999853725967113859951496124267578125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 23:01 UTC 75.0%
  • Duration: 6h 29m
  • Radius: 536 meters
  • Data Points: 119 AIS positions
  • Centroid: 59.8816, 30.1971
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 535.700000000000045474735088646411895751953125,
    "duration_minutes": 389.30000000000001136868377216160297393798828125,
    "points": 119,
    "centroid": {
        "lat": 59.88162898991597415943033411167562007904052734375,
        "lon": 30.197070180672280770295401453040540218353271484375
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.18813829999999853725967113859951496124267578125,
        "max_lat": 59.88335169999999862966433283872902393341064453125,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 22:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 39m
  • Data Points: 133 AIS positions
  • Period: 2026-09-06T22:40:05+00:00 to 2026-09-07T05:19:35+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 399.5,
    "points_in_zone": 133,
    "first_point": {
        "ts": "2026-09-06T22:40:05+00:00",
        "lat": 59.8816316999999997960912878625094890594482421875,
        "lon": 30.197221700000000055297277867794036865234375
    },
    "last_point": {
        "ts": "2026-09-07T05:19:35+00:00",
        "lat": 59.88230999999999681904228054918348789215087890625,
        "lon": 30.1888450000000005957190296612679958343505859375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 22:02 UTC 75.0%
  • Duration: 6h 39m
  • Radius: 472 meters
  • Data Points: 133 AIS positions
  • Centroid: 59.8816, 30.1972
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 471.80000000000001136868377216160297393798828125,
    "duration_minutes": 399.5,
    "points": 133,
    "centroid": {
        "lat": 59.8816137954887182104357634671032428741455078125,
        "lon": 30.19715501278195546319693676196038722991943359375
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.1888450000000005957190296612679958343505859375,
        "max_lat": 59.88230999999999681904228054918348789215087890625,
        "max_lon": 30.197485000000000354702933691442012786865234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 21:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 36m
  • Data Points: 132 AIS positions
  • Period: 2026-09-06T21:52:11+00:00 to 2026-09-07T04:28:35+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 396.3999999999999772626324556767940521240234375,
    "points_in_zone": 132,
    "first_point": {
        "ts": "2026-09-06T21:52:11+00:00",
        "lat": 59.88183169999999932997525320388376712799072265625,
        "lon": 30.19736830000000082918631960637867450714111328125
    },
    "last_point": {
        "ts": "2026-09-07T04:28:35+00:00",
        "lat": 59.881630000000001246007741428911685943603515625,
        "lon": 30.197263299999999475176082341931760311126708984375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 21:01 UTC 75.0%
  • Duration: 6h 36m
  • Radius: 44 meters
  • Data Points: 132 AIS positions
  • Centroid: 59.8816, 30.1972
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 44.2000000000000028421709430404007434844970703125,
    "duration_minutes": 396.3999999999999772626324556767940521240234375,
    "points": 132,
    "centroid": {
        "lat": 59.8816130674242543818763806484639644622802734375,
        "lon": 30.197234455303028966000056243501603603363037109375
    },
    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.19688670000000030313458410091698169708251953125,
        "max_lat": 59.8819383000000016181729733943939208984375,
        "max_lon": 30.197583300000001571561369928531348705291748046875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 20:22 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 34m
  • Data Points: 131 AIS positions
  • Period: 2026-09-06T20:53:11+00:00 to 2026-09-07T03:28:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 394.8999999999999772626324556767940521240234375,
    "points_in_zone": 131,
    "first_point": {
        "ts": "2026-09-06T20:53:11+00:00",
        "lat": 59.8817183000000028414433472789824008941650390625,
        "lon": 30.197321699999999822239260538481175899505615234375
    },
    "last_point": {
        "ts": "2026-09-07T03:28:04+00:00",
        "lat": 59.8815282999999993762685335241258144378662109375,
        "lon": 30.197186699999999603960532112978398799896240234375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 20:22 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 39 meters
  • Data Points: 131 AIS positions
  • Centroid: 59.8816, 30.1972
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 39.39999999999999857891452847979962825775146484375,
    "duration_minutes": 394.8999999999999772626324556767940521240234375,
    "points": 131,
    "centroid": {
        "lat": 59.88162777251908863718199427239596843719482421875,
        "lon": 30.19724555801525411879993043839931488037109375
    },
    "bbox": {
        "min_lat": 59.88144170000000343634383170865476131439208984375,
        "min_lon": 30.1969950000000011414158507250249385833740234375,
        "max_lat": 59.8819383000000016181729733943939208984375,
        "max_lon": 30.197583300000001571561369928531348705291748046875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 19:13 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 32m
  • Data Points: 105 AIS positions
  • Period: 2026-09-06T19:27:17+00:00 to 2026-09-07T01:59:25+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 392.1000000000000227373675443232059478759765625,
    "points_in_zone": 105,
    "first_point": {
        "ts": "2026-09-06T19:27:17+00:00",
        "lat": 59.8815967000000028974682209081947803497314453125,
        "lon": 30.197148299999998499743014690466225147247314453125
    },
    "last_point": {
        "ts": "2026-09-07T01:59:25+00:00",
        "lat": 59.88161000000000200316208065487444400787353515625,
        "lon": 30.197350000000000136424205265939235687255859375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 19:13 UTC 75.0%
  • Duration: 6h 32m
  • Radius: 38 meters
  • Data Points: 105 AIS positions
  • Centroid: 59.8816, 30.1973
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.7000000000000028421709430404007434844970703125,
    "duration_minutes": 392.1000000000000227373675443232059478759765625,
    "points": 105,
    "centroid": {
        "lat": 59.88164246190475381581563851796090602874755859375,
        "lon": 30.19725633238093820409631007350981235504150390625
    },
    "bbox": {
        "min_lat": 59.88144170000000343634383170865476131439208984375,
        "min_lon": 30.19705499999999886995283304713666439056396484375,
        "max_lat": 59.8819383000000016181729733943939208984375,
        "max_lon": 30.197583300000001571561369928531348705291748046875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 18:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 28m
  • Data Points: 96 AIS positions
  • Period: 2026-09-06T18:58:58+00:00 to 2026-09-07T01:27:14+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 388.30000000000001136868377216160297393798828125,
    "points_in_zone": 96,
    "first_point": {
        "ts": "2026-09-06T18:58:58+00:00",
        "lat": 59.88152500000000344471118296496570110321044921875,
        "lon": 30.19717669999999998253770172595977783203125
    },
    "last_point": {
        "ts": "2026-09-07T01:27:14+00:00",
        "lat": 59.88154670000000123764039017260074615478515625,
        "lon": 30.1972267000000016423655324615538120269775390625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 18:01 UTC 75.0%
  • Duration: 6h 28m
  • Radius: 38 meters
  • Data Points: 96 AIS positions
  • Centroid: 59.8816, 30.1973
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.60000000000000142108547152020037174224853515625,
    "duration_minutes": 388.30000000000001136868377216160297393798828125,
    "points": 96,
    "centroid": {
        "lat": 59.88164316145830667892369092442095279693603515625,
        "lon": 30.197257412499990181231623864732682704925537109375
    },
    "bbox": {
        "min_lat": 59.88144170000000343634383170865476131439208984375,
        "min_lon": 30.19705499999999886995283304713666439056396484375,
        "max_lat": 59.8819383000000016181729733943939208984375,
        "max_lon": 30.197583300000001571561369928531348705291748046875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 16:22 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 34m
  • Data Points: 56 AIS positions
  • Period: 2026-09-06T16:35:25+00:00 to 2026-09-06T23:09:25+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 394,
    "points_in_zone": 56,
    "first_point": {
        "ts": "2026-09-06T16:35:25+00:00",
        "lat": 59.88156000000000034333424991928040981292724609375,
        "lon": 30.1972717000000017151251086033880710601806640625
    },
    "last_point": {
        "ts": "2026-09-06T23:09:25+00:00",
        "lat": 59.8816350000000028330759960226714611053466796875,
        "lon": 30.197251699999998919565769028849899768829345703125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 16:22 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 37 meters
  • Data Points: 56 AIS positions
  • Centroid: 59.8817, 30.1973
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 36.5,
    "duration_minutes": 394,
    "points": 56,
    "centroid": {
        "lat": 59.88165211249998520770532195456326007843017578125,
        "lon": 30.197265719642853554205430555157363414764404296875
    },
    "bbox": {
        "min_lat": 59.88144170000000343634383170865476131439208984375,
        "min_lon": 30.19705499999999886995283304713666439056396484375,
        "max_lat": 59.8819383000000016181729733943939208984375,
        "max_lon": 30.197583300000001571561369928531348705291748046875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 06:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 1h 3m
  • Data Points: 10 AIS positions
  • Period: 2026-09-06T06:02:37+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 63.10000000000000142108547152020037174224853515625,
    "points_in_zone": 10,
    "first_point": {
        "ts": "2026-09-06T06:02:37+00:00",
        "lat": 59.8833266999999977997504174709320068359375,
        "lon": 30.188238299999998304201653809286653995513916015625
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 05:15 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 1h 50m
  • Data Points: 12 AIS positions
  • Period: 2026-09-06T05:15:37+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 110.2000000000000028421709430404007434844970703125,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-09-06T05:15:37+00:00",
        "lat": 59.88330669999999855690475669689476490020751953125,
        "lon": 30.188238299999998304201653809286653995513916015625
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 05:15 UTC 75.0%
  • Duration: 1h 50m
  • Radius: 3 meters
  • Data Points: 12 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 3.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 110.2000000000000028421709430404007434844970703125,
    "points": 12,
    "centroid": {
        "lat": 59.88331945833333946893617394380271434783935546875,
        "lon": 30.188224991666668728385047870688140392303466796875
    },
    "bbox": {
        "min_lat": 59.8832967000000024881956051103770732879638671875,
        "min_lon": 30.18818329999999861001924728043377399444580078125,
        "max_lat": 59.88335000000000007958078640513122081756591796875,
        "max_lon": 30.188276699999999408419171231798827648162841796875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 04:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 3m
  • Data Points: 19 AIS positions
  • Period: 2026-09-06T04:02:07+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 183.69999999999998863131622783839702606201171875,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-09-06T04:02:07+00:00",
        "lat": 59.883323300000000699583324603736400604248046875,
        "lon": 30.188206699999998505745679722167551517486572265625
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 04:02 UTC 75.0%
  • Duration: 3h 3m
  • Radius: 4 meters
  • Data Points: 19 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 3.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 183.69999999999998863131622783839702606201171875,
    "points": 19,
    "centroid": {
        "lat": 59.88331641052629805699325515888631343841552734375,
        "lon": 30.188225257894739428365937783382833003997802734375
    },
    "bbox": {
        "min_lat": 59.8832900000000023510438040830194950103759765625,
        "min_lon": 30.18818329999999861001924728043377399444580078125,
        "max_lat": 59.88335000000000007958078640513122081756591796875,
        "max_lon": 30.188276699999999408419171231798827648162841796875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 03:06 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 59m
  • Data Points: 34 AIS positions
  • Period: 2026-09-06T03:06:17+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 239.5,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-09-06T03:06:17+00:00",
        "lat": 59.883278300000000626823748461902141571044921875,
        "lon": 30.18820170000000047139110392890870571136474609375
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 03:06 UTC 75.0%
  • Duration: 3h 59m
  • Radius: 6 meters
  • Data Points: 34 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 239.5,
    "points": 34,
    "centroid": {
        "lat": 59.883319999999997662598616443574428558349609375,
        "lon": 30.188206811764704440292916842736303806304931640625
    },
    "bbox": {
        "min_lat": 59.883278300000000626823748461902141571044921875,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188276699999999408419171231798827648162841796875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 02:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 5h 3m
  • Data Points: 51 AIS positions
  • Period: 2026-09-06T02:01:56+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 303.80000000000001136868377216160297393798828125,
    "points_in_zone": 51,
    "first_point": {
        "ts": "2026-09-06T02:01:56+00:00",
        "lat": 59.88334499999999849251253181137144565582275390625,
        "lon": 30.18823330000000026984707801602780818939208984375
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 02:01 UTC 75.0%
  • Duration: 5h 3m
  • Radius: 6 meters
  • Data Points: 51 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 303.80000000000001136868377216160297393798828125,
    "points": 51,
    "centroid": {
        "lat": 59.88332248823528658476789132691919803619384765625,
        "lon": 30.188219376470581067906095995567739009857177734375
    },
    "bbox": {
        "min_lat": 59.883278300000000626823748461902141571044921875,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 01:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 3m
  • Data Points: 69 AIS positions
  • Period: 2026-09-06T01:02:47+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 363,
    "points_in_zone": 69,
    "first_point": {
        "ts": "2026-09-06T01:02:47+00:00",
        "lat": 59.8833417000000025609551812522113323211669921875,
        "lon": 30.1881699999999995043253875337541103363037109375
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 01:02 UTC 75.0%
  • Duration: 6h 3m
  • Radius: 6 meters
  • Data Points: 69 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 363,
    "points": 69,
    "centroid": {
        "lat": 59.88332179275359834491609944961965084075927734375,
        "lon": 30.1882178956521585178052191622555255889892578125
    },
    "bbox": {
        "min_lat": 59.88327000000000310819814330898225307464599609375,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 6, 2026 00:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 32m
  • Data Points: 77 AIS positions
  • Period: 2026-09-06T00:33:46+00:00 to 2026-09-06T07:05:46+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 392,
    "points_in_zone": 77,
    "first_point": {
        "ts": "2026-09-06T00:33:46+00:00",
        "lat": 59.88332170000000331810952047817409038543701171875,
        "lon": 30.188251699999998578505255864001810550689697265625
    },
    "last_point": {
        "ts": "2026-09-06T07:05:46+00:00",
        "lat": 59.88331170000000014397301129065454006195068359375,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 6, 2026 00:02 UTC 75.0%
  • Duration: 6h 32m
  • Radius: 6 meters
  • Data Points: 77 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 392,
    "points": 77,
    "centroid": {
        "lat": 59.88332216883116387862173723988234996795654296875,
        "lon": 30.1882201922077939570954185910522937774658203125
    },
    "bbox": {
        "min_lat": 59.88327000000000310819814330898225307464599609375,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 5, 2026 23:01 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 37m
  • Data Points: 77 AIS positions
  • Period: 2026-09-05T23:51:52+00:00 to 2026-09-06T06:29:37+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 397.80000000000001136868377216160297393798828125,
    "points_in_zone": 77,
    "first_point": {
        "ts": "2026-09-05T23:51:52+00:00",
        "lat": 59.88331329999999752544681541621685028076171875,
        "lon": 30.18823330000000026984707801602780818939208984375
    },
    "last_point": {
        "ts": "2026-09-06T06:29:37+00:00",
        "lat": 59.8833249999999992496668710373342037200927734375,
        "lon": 30.188203300000001405578586854971945285797119140625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 5, 2026 23:01 UTC 75.0%
  • Duration: 6h 37m
  • Radius: 6 meters
  • Data Points: 77 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 397.80000000000001136868377216160297393798828125,
    "points": 77,
    "centroid": {
        "lat": 59.88332270779219612677479744888842105865478515625,
        "lon": 30.188220710389611411983423749916255474090576171875
    },
    "bbox": {
        "min_lat": 59.88327000000000310819814330898225307464599609375,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 5, 2026 22:04 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 33m
  • Data Points: 85 AIS positions
  • Period: 2026-09-05T22:42:02+00:00 to 2026-09-06T05:15:37+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 393.6000000000000227373675443232059478759765625,
    "points_in_zone": 85,
    "first_point": {
        "ts": "2026-09-05T22:42:02+00:00",
        "lat": 59.88330330000000145673766382969915866851806640625,
        "lon": 30.18823499999999881993062444962561130523681640625
    },
    "last_point": {
        "ts": "2026-09-06T05:15:37+00:00",
        "lat": 59.88330669999999855690475669689476490020751953125,
        "lon": 30.188238299999998304201653809286653995513916015625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 5, 2026 22:04 UTC 75.0%
  • Duration: 6h 33m
  • Radius: 6 meters
  • Data Points: 85 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 6,
    "duration_minutes": 393.6000000000000227373675443232059478759765625,
    "points": 85,
    "centroid": {
        "lat": 59.88332347058824467467275098897516727447509765625,
        "lon": 30.188223624705887715435892459936439990997314453125
    },
    "bbox": {
        "min_lat": 59.88327000000000310819814330898225307464599609375,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 5, 2026 21:08 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 32m
  • Data Points: 92 AIS positions
  • Period: 2026-09-05T21:45:22+00:00 to 2026-09-06T04:17:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 392.1000000000000227373675443232059478759765625,
    "points_in_zone": 92,
    "first_point": {
        "ts": "2026-09-05T21:45:22+00:00",
        "lat": 59.8833316999999993868186720646917819976806640625,
        "lon": 30.18818329999999861001924728043377399444580078125
    },
    "last_point": {
        "ts": "2026-09-06T04:17:27+00:00",
        "lat": 59.88330330000000145673766382969915866851806640625,
        "lon": 30.18822829999999868277882342226803302764892578125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 5, 2026 21:08 UTC 75.0%
  • Duration: 6h 32m
  • Radius: 6 meters
  • Data Points: 92 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 6,
    "duration_minutes": 392.1000000000000227373675443232059478759765625,
    "points": 92,
    "centroid": {
        "lat": 59.88332365869565165894528036005795001983642578125,
        "lon": 30.1882238554347850367776118218898773193359375
    },
    "bbox": {
        "min_lat": 59.88327000000000310819814330898225307464599609375,
        "min_lon": 30.1881316999999995687176124192774295806884765625,
        "max_lat": 59.883368300000000772342900745570659637451171875,
        "max_lon": 30.188289999999998514113030978478491306304931640625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 2, 2026 06:14 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 9m
  • Data Points: 2 AIS positions
  • Period: 2026-09-02T06:14:50+00:00 to 2026-09-02T10:23:50+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 249,
    "points_in_zone": 2,
    "first_point": {
        "ts": "2026-09-02T06:14:50+00:00",
        "lat": 59.88331000000000159388946485705673694610595703125,
        "lon": 30.188185000000000712816472514532506465911865234375
    },
    "last_point": {
        "ts": "2026-09-02T10:23:50+00:00",
        "lat": 59.88329999999999841975295566953718662261962890625,
        "lon": 30.188159999999999882902557146735489368438720703125
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 20:26 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 1h 43m
  • Data Points: 2 AIS positions
  • Period: 2026-09-01T20:26:59+00:00 to 2026-09-01T22:09:57+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 103,
    "points_in_zone": 2,
    "first_point": {
        "ts": "2026-09-01T20:26:59+00:00",
        "lat": 59.88335670000000021673258743248879909515380859375,
        "lon": 30.188210000000001542730387882329523563385009765625
    },
    "last_point": {
        "ts": "2026-09-01T22:09:57+00:00",
        "lat": 59.88334830000000152949723997153341770172119140625,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 16:05 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 4m
  • Data Points: 4 AIS positions
  • Period: 2026-09-01T16:05:17+00:00 to 2026-09-01T22:09:57+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 364.69999999999998863131622783839702606201171875,
    "points_in_zone": 4,
    "first_point": {
        "ts": "2026-09-01T16:05:17+00:00",
        "lat": 59.88335000000000007958078640513122081756591796875,
        "lon": 30.188185000000000712816472514532506465911865234375
    },
    "last_point": {
        "ts": "2026-09-01T22:09:57+00:00",
        "lat": 59.88334830000000152949723997153341770172119140625,
        "lon": 30.18822000000000116415321826934814453125
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 15:06 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 5h 20m
  • Data Points: 5 AIS positions
  • Period: 2026-09-01T15:06:37+00:00 to 2026-09-01T20:26:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 320.3999999999999772626324556767940521240234375,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-09-01T15:06:37+00:00",
        "lat": 59.88329499999999683268470107577741146087646484375,
        "lon": 30.188191700000000849968273541890084743499755859375
    },
    "last_point": {
        "ts": "2026-09-01T20:26:59+00:00",
        "lat": 59.88335670000000021673258743248879909515380859375,
        "lon": 30.188210000000001542730387882329523563385009765625
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 14:19 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 7m
  • Data Points: 12 AIS positions
  • Period: 2026-09-01T14:19:48+00:00 to 2026-09-01T20:26:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 367.19999999999998863131622783839702606201171875,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-09-01T14:19:48+00:00",
        "lat": 59.8833249999999992496668710373342037200927734375,
        "lon": 30.188213300000001027001417241990566253662109375
    },
    "last_point": {
        "ts": "2026-09-01T20:26:59+00:00",
        "lat": 59.88335670000000021673258743248879909515380859375,
        "lon": 30.188210000000001542730387882329523563385009765625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 1, 2026 14:19 UTC 75.0%
  • Duration: 6h 7m
  • Radius: 4 meters
  • Data Points: 12 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 4.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 367.19999999999998863131622783839702606201171875,
    "points": 12,
    "centroid": {
        "lat": 59.88332903333333234741076012142002582550048828125,
        "lon": 30.18820055833333526607020758092403411865234375
    },
    "bbox": {
        "min_lat": 59.883291700000000901127350516617298126220703125,
        "min_lon": 30.188178300000000575664671487174928188323974609375,
        "max_lat": 59.883364999999997735358192585408687591552734375,
        "max_lon": 30.188231699999999335659595089964568614959716796875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 13:56 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 30m
  • Data Points: 14 AIS positions
  • Period: 2026-09-01T13:56:38+00:00 to 2026-09-01T20:26:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 390.3999999999999772626324556767940521240234375,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-09-01T13:56:38+00:00",
        "lat": 59.88336170000000180380084202624857425689697265625,
        "lon": 30.188303300000001172520569525659084320068359375
    },
    "last_point": {
        "ts": "2026-09-01T20:26:59+00:00",
        "lat": 59.88335670000000021673258743248879909515380859375,
        "lon": 30.188210000000001542730387882329523563385009765625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 1, 2026 13:56 UTC 75.0%
  • Duration: 6h 30m
  • Radius: 6 meters
  • Data Points: 14 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 6.0999999999999996447286321199499070644378662109375,
    "duration_minutes": 390.3999999999999772626324556767940521240234375,
    "points": 14,
    "centroid": {
        "lat": 59.88333250714286037919009686447679996490478515625,
        "lon": 30.188210592857142700040640193037688732147216796875
    },
    "bbox": {
        "min_lat": 59.883291700000000901127350516617298126220703125,
        "min_lon": 30.188178300000000575664671487174928188323974609375,
        "max_lat": 59.883364999999997735358192585408687591552734375,
        "max_lon": 30.188303300000001172520569525659084320068359375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 12:26 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 50m
  • Data Points: 14 AIS positions
  • Period: 2026-09-01T12:26:37+00:00 to 2026-09-01T16:16:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 230,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-09-01T12:26:37+00:00",
        "lat": 59.8833249999999992496668710373342037200927734375,
        "lon": 30.188210000000001542730387882329523563385009765625
    },
    "last_point": {
        "ts": "2026-09-01T16:16:38+00:00",
        "lat": 59.883364999999997735358192585408687591552734375,
        "lon": 30.188178300000000575664671487174928188323974609375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 1, 2026 12:26 UTC 75.0%
  • Duration: 3h 50m
  • Radius: 6 meters
  • Data Points: 14 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 6.29999999999999982236431605997495353221893310546875,
    "duration_minutes": 230,
    "points": 14,
    "centroid": {
        "lat": 59.8833302428571414566249586641788482666015625,
        "lon": 30.18821059285713914732696139253675937652587890625
    },
    "bbox": {
        "min_lat": 59.883291700000000901127350516617298126220703125,
        "min_lon": 30.188178300000000575664671487174928188323974609375,
        "max_lat": 59.883364999999997735358192585408687591552734375,
        "max_lon": 30.188303300000001172520569525659084320068359375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Sep 1, 2026 11:55 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 21m
  • Data Points: 15 AIS positions
  • Period: 2026-09-01T11:55:37+00:00 to 2026-09-01T16:16:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 261,
    "points_in_zone": 15,
    "first_point": {
        "ts": "2026-09-01T11:55:37+00:00",
        "lat": 59.8833800000000024965629563666880130767822265625,
        "lon": 30.188255000000001615489964024163782596588134765625
    },
    "last_point": {
        "ts": "2026-09-01T16:16:38+00:00",
        "lat": 59.883364999999997735358192585408687591552734375,
        "lon": 30.188178300000000575664671487174928188323974609375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Sep 1, 2026 11:55 UTC 75.0%
  • Duration: 4h 21m
  • Radius: 6 meters
  • Data Points: 15 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 5.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 261,
    "points": 15,
    "centroid": {
        "lat": 59.8833335599999969645068631507456302642822265625,
        "lon": 30.18821355333333400494666420854628086090087890625
    },
    "bbox": {
        "min_lat": 59.883291700000000901127350516617298126220703125,
        "min_lon": 30.188178300000000575664671487174928188323974609375,
        "max_lat": 59.8833800000000024965629563666880130767822265625,
        "max_lon": 30.188303300000001172520569525659084320068359375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 31, 2026 06:54 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 54m
  • Data Points: 2 AIS positions
  • Period: 2026-08-31T06:54:53+00:00 to 2026-08-31T10:49:34+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 234.69999999999998863131622783839702606201171875,
    "points_in_zone": 2,
    "first_point": {
        "ts": "2026-08-31T06:54:53+00:00",
        "lat": 59.91012330000000218888089875690639019012451171875,
        "lon": 30.226324999999999221245161606930196285247802734375
    },
    "last_point": {
        "ts": "2026-08-31T10:49:34+00:00",
        "lat": 59.91010829999999742767613497562706470489501953125,
        "lon": 30.226208299999999695728547521866858005523681640625
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 31, 2026 03:10 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 44m
  • Data Points: 2 AIS positions
  • Period: 2026-08-31T03:10:09+00:00 to 2026-08-31T06:54:53+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 224.69999999999998863131622783839702606201171875,
    "points_in_zone": 2,
    "first_point": {
        "ts": "2026-08-31T03:10:09+00:00",
        "lat": 59.910106700000000046202330850064754486083984375,
        "lon": 30.226016699999998849079929641447961330413818359375
    },
    "last_point": {
        "ts": "2026-08-31T06:54:53+00:00",
        "lat": 59.91012330000000218888089875690639019012451171875,
        "lon": 30.226324999999999221245161606930196285247802734375
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 10:06 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 1h 44m
  • Data Points: 9 AIS positions
  • Period: 2026-08-30T10:06:11+00:00 to 2026-08-30T11:50:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 104.2999999999999971578290569595992565155029296875,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-08-30T10:06:11+00:00",
        "lat": 59.8833283000000022866515791974961757659912109375,
        "lon": 30.188173299999998988596416893415153026580810546875
    },
    "last_point": {
        "ts": "2026-08-30T11:50:31+00:00",
        "lat": 59.88330500000000000682121026329696178436279296875,
        "lon": 30.188193299999998231442077667452394962310791015625
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 09:04 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 2h 46m
  • Data Points: 18 AIS positions
  • Period: 2026-08-30T09:04:32+00:00 to 2026-08-30T11:50:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 166,
    "points_in_zone": 18,
    "first_point": {
        "ts": "2026-08-30T09:04:32+00:00",
        "lat": 59.8833632999999991852746461518108844757080078125,
        "lon": 30.188206699999998505745679722167551517486572265625
    },
    "last_point": {
        "ts": "2026-08-30T11:50:31+00:00",
        "lat": 59.88330500000000000682121026329696178436279296875,
        "lon": 30.188193299999998231442077667452394962310791015625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 09:04 UTC 75.0%
  • Duration: 2h 46m
  • Radius: 5 meters
  • Data Points: 18 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 4.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 166,
    "points": 18,
    "centroid": {
        "lat": 59.88333842777777960009188973344862461090087890625,
        "lon": 30.188197399999996406450009089894592761993408203125
    },
    "bbox": {
        "min_lat": 59.88330500000000000682121026329696178436279296875,
        "min_lon": 30.188126700000001534363036626018583774566650390625,
        "max_lat": 59.8833750000000009094947017729282379150390625,
        "max_lon": 30.188238299999998304201653809286653995513916015625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 08:19 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 3h 30m
  • Data Points: 20 AIS positions
  • Period: 2026-08-30T08:19:51+00:00 to 2026-08-30T11:50:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 210.69999999999998863131622783839702606201171875,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-08-30T08:19:51+00:00",
        "lat": 59.88334830000000152949723997153341770172119140625,
        "lon": 30.188206699999998505745679722167551517486572265625
    },
    "last_point": {
        "ts": "2026-08-30T11:50:31+00:00",
        "lat": 59.88330500000000000682121026329696178436279296875,
        "lon": 30.188193299999998231442077667452394962310791015625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 08:19 UTC 75.0%
  • Duration: 3h 30m
  • Radius: 5 meters
  • Data Points: 20 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 4.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 210.69999999999998863131622783839702606201171875,
    "points": 20,
    "centroid": {
        "lat": 59.88333958500000875346813700161874294281005859375,
        "lon": 30.18819932999999622325049131177365779876708984375
    },
    "bbox": {
        "min_lat": 59.88330500000000000682121026329696178436279296875,
        "min_lon": 30.188126700000001534363036626018583774566650390625,
        "max_lat": 59.8833750000000009094947017729282379150390625,
        "max_lon": 30.188238299999998304201653809286653995513916015625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 07:05 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 4h 45m
  • Data Points: 23 AIS positions
  • Period: 2026-08-30T07:05:32+00:00 to 2026-08-30T11:50:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 285,
    "points_in_zone": 23,
    "first_point": {
        "ts": "2026-08-30T07:05:32+00:00",
        "lat": 59.8833766999999994595782482065260410308837890625,
        "lon": 30.188204999999999955662133288569748401641845703125
    },
    "last_point": {
        "ts": "2026-08-30T11:50:31+00:00",
        "lat": 59.88330500000000000682121026329696178436279296875,
        "lon": 30.188193299999998231442077667452394962310791015625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 07:05 UTC 75.0%
  • Duration: 4h 45m
  • Radius: 5 meters
  • Data Points: 23 AIS positions
  • Centroid: 59.8833, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 4.5,
    "duration_minutes": 285,
    "points": 23,
    "centroid": {
        "lat": 59.8833417434782830923722940497100353240966796875,
        "lon": 30.188197534782606368253254913724958896636962890625
    },
    "bbox": {
        "min_lat": 59.88330500000000000682121026329696178436279296875,
        "min_lon": 30.188126700000001534363036626018583774566650390625,
        "max_lat": 59.8833766999999994595782482065260410308837890625,
        "max_lon": 30.188238299999998304201653809286653995513916015625
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 06:14 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 5h 36m
  • Data Points: 26 AIS positions
  • Period: 2026-08-30T06:14:12+00:00 to 2026-08-30T11:50:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 336.30000000000001136868377216160297393798828125,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-08-30T06:14:12+00:00",
        "lat": 59.883336700000000973886926658451557159423828125,
        "lon": 30.188455000000001149373929365538060665130615234375
    },
    "last_point": {
        "ts": "2026-08-30T11:50:31+00:00",
        "lat": 59.88330500000000000682121026329696178436279296875,
        "lon": 30.188193299999998231442077667452394962310791015625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 06:14 UTC 75.0%
  • Duration: 5h 36m
  • Radius: 37 meters
  • Data Points: 26 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.39999999999999857891452847979962825775146484375,
    "duration_minutes": 336.30000000000001136868377216160297393798828125,
    "points": 26,
    "centroid": {
        "lat": 59.88335404230769398736811126582324504852294921875,
        "lon": 30.18821647307692046524607576429843902587890625
    },
    "bbox": {
        "min_lat": 59.88330500000000000682121026329696178436279296875,
        "min_lon": 30.188126700000001534363036626018583774566650390625,
        "max_lat": 59.88367000000000217596607399173080921173095703125,
        "max_lon": 30.188455000000001149373929365538060665130615234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 03:05 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 21m
  • Data Points: 22 AIS positions
  • Period: 2026-08-30T03:59:40+00:00 to 2026-08-30T10:21:11+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 381.5,
    "points_in_zone": 22,
    "first_point": {
        "ts": "2026-08-30T03:59:40+00:00",
        "lat": 59.8832400000000006912159733474254608154296875,
        "lon": 30.18820170000000047139110392890870571136474609375
    },
    "last_point": {
        "ts": "2026-08-30T10:21:11+00:00",
        "lat": 59.88331000000000159388946485705673694610595703125,
        "lon": 30.1882082999999994399331626482307910919189453125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 03:05 UTC 75.0%
  • Duration: 6h 21m
  • Radius: 37 meters
  • Data Points: 22 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 37.39999999999999857891452847979962825775146484375,
    "duration_minutes": 381.5,
    "points": 22,
    "centroid": {
        "lat": 59.8833531863636352454705047421157360076904296875,
        "lon": 30.188223031818186115060598240233957767486572265625
    },
    "bbox": {
        "min_lat": 59.8832400000000006912159733474254608154296875,
        "min_lon": 30.188126700000001534363036626018583774566650390625,
        "max_lat": 59.88367000000000217596607399173080921173095703125,
        "max_lon": 30.188455000000001149373929365538060665130615234375
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 02:07 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 32m
  • Data Points: 19 AIS positions
  • Period: 2026-08-30T02:54:20+00:00 to 2026-08-30T09:26:32+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 392.19999999999998863131622783839702606201171875,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-08-30T02:54:20+00:00",
        "lat": 59.883426700000001119406078942120075225830078125,
        "lon": 30.188539999999999707824827055446803569793701171875
    },
    "last_point": {
        "ts": "2026-08-30T09:26:32+00:00",
        "lat": 59.8833417000000025609551812522113323211669921875,
        "lon": 30.18822829999999868277882342226803302764892578125
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 02:07 UTC 75.0%
  • Duration: 6h 32m
  • Radius: 38 meters
  • Data Points: 19 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 38.2999999999999971578290569595992565155029296875,
    "duration_minutes": 392.19999999999998863131622783839702606201171875,
    "points": 19,
    "centroid": {
        "lat": 59.88336413157895066206037881784141063690185546875,
        "lon": 30.188223957894734894580324180424213409423828125
    },
    "bbox": {
        "min_lat": 59.88321330000000131121851154603064060211181640625,
        "min_lon": 30.187898300000000517684384249150753021240234375,
        "max_lat": 59.88367000000000217596607399173080921173095703125,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 01:20 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 36m
  • Data Points: 19 AIS positions
  • Period: 2026-08-30T01:20:43+00:00 to 2026-08-30T07:57:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 396.80000000000001136868377216160297393798828125,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-08-30T01:20:43+00:00",
        "lat": 59.8834599999999994679455994628369808197021484375,
        "lon": 30.18814499999999867441147216595709323883056640625
    },
    "last_point": {
        "ts": "2026-08-30T07:57:31+00:00",
        "lat": 59.88335500000000166664904099889099597930908203125,
        "lon": 30.188165000000001469970811740495264530181884765625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 01:20 UTC 75.0%
  • Duration: 6h 36m
  • Radius: 34 meters
  • Data Points: 19 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 34.10000000000000142108547152020037174224853515625,
    "duration_minutes": 396.80000000000001136868377216160297393798828125,
    "points": 19,
    "centroid": {
        "lat": 59.8834007105263168568853870965540409088134765625,
        "lon": 30.188200184210518983718429808504879474639892578125
    },
    "bbox": {
        "min_lat": 59.88321330000000131121851154603064060211181640625,
        "min_lon": 30.187898300000000517684384249150753021240234375,
        "max_lat": 59.88367000000000217596607399173080921173095703125,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 30, 2026 00:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 37m
  • Data Points: 19 AIS positions
  • Period: 2026-08-30T00:51:22+00:00 to 2026-08-30T07:28:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 397.1000000000000227373675443232059478759765625,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-08-30T00:51:22+00:00",
        "lat": 59.8833350000000024238033802248537540435791015625,
        "lon": 30.188089999999998980229065637104213237762451171875
    },
    "last_point": {
        "ts": "2026-08-30T07:28:31+00:00",
        "lat": 59.883336700000000973886926658451557159423828125,
        "lon": 30.188186699999999262900018948130309581756591796875
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 30, 2026 00:02 UTC 75.0%
  • Duration: 6h 37m
  • Radius: 34 meters
  • Data Points: 19 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 34.10000000000000142108547152020037174224853515625,
    "duration_minutes": 397.1000000000000227373675443232059478759765625,
    "points": 19,
    "centroid": {
        "lat": 59.88339965789473495760830701328814029693603515625,
        "lon": 30.1881962368421028486409340985119342803955078125
    },
    "bbox": {
        "min_lat": 59.88321330000000131121851154603064060211181640625,
        "min_lon": 30.187898300000000517684384249150753021240234375,
        "max_lat": 59.88367000000000217596607399173080921173095703125,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 23:04 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 28m
  • Data Points: 22 AIS positions
  • Period: 2026-08-29T23:45:43+00:00 to 2026-08-30T06:14:12+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 388.5,
    "points_in_zone": 22,
    "first_point": {
        "ts": "2026-08-29T23:45:43+00:00",
        "lat": 59.88340500000000332647687173448503017425537109375,
        "lon": 30.188275000000000858335624798201024532318115234375
    },
    "last_point": {
        "ts": "2026-08-30T06:14:12+00:00",
        "lat": 59.883336700000000973886926658451557159423828125,
        "lon": 30.188455000000001149373929365538060665130615234375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 23:04 UTC 75.0%
  • Duration: 6h 28m
  • Radius: 36 meters
  • Data Points: 22 AIS positions
  • Centroid: 59.8834, 30.1882
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 35.7999999999999971578290569595992565155029296875,
    "duration_minutes": 388.5,
    "points": 22,
    "centroid": {
        "lat": 59.88337508636363537561919656582176685333251953125,
        "lon": 30.188166822727271920712155406363308429718017578125
    },
    "bbox": {
        "min_lat": 59.8831950000000006184563972055912017822265625,
        "min_lon": 30.187781699999998608063833671621978282928466796875,
        "max_lat": 59.88366669999999913898136583156883716583251953125,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 22:19 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 5h 40m
  • Data Points: 26 AIS positions
  • Period: 2026-08-29T22:19:03+00:00 to 2026-08-30T03:59:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 340.6000000000000227373675443232059478759765625,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-08-29T22:19:03+00:00",
        "lat": 59.8833283000000022866515791974961757659912109375,
        "lon": 30.188071699999998287466951296664774417877197265625
    },
    "last_point": {
        "ts": "2026-08-30T03:59:40+00:00",
        "lat": 59.8832400000000006912159733474254608154296875,
        "lon": 30.18820170000000047139110392890870571136474609375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 22:19 UTC 75.0%
  • Duration: 5h 40m
  • Radius: 35 meters
  • Data Points: 26 AIS positions
  • Centroid: 59.8834, 30.1881
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 34.7999999999999971578290569595992565155029296875,
    "duration_minutes": 340.6000000000000227373675443232059478759765625,
    "points": 26,
    "centroid": {
        "lat": 59.8833802653846163366324617527425289154052734375,
        "lon": 30.1881443653846162078480119816958904266357421875
    },
    "bbox": {
        "min_lat": 59.8831950000000006184563972055912017822265625,
        "min_lon": 30.187781699999998608063833671621978282928466796875,
        "max_lat": 59.88366669999999913898136583156883716583251953125,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 21:59 UTC 75.0%
  • Duration: 6 hours
  • Radius: 355 meters
  • Data Points: 27 AIS positions
  • Centroid: 59.8835, 30.1880
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 354.80000000000001136868377216160297393798828125,
    "duration_minutes": 360.6000000000000227373675443232059478759765625,
    "points": 27,
    "centroid": {
        "lat": 59.88347278518518379542001639492809772491455078125,
        "lon": 30.18798463703704015870243893004953861236572265625
    },
    "bbox": {
        "min_lat": 59.8831950000000006184563972055912017822265625,
        "min_lon": 30.1838316999999989320713211782276630401611328125,
        "max_lat": 59.88587830000000167274265550076961517333984375,
        "max_lon": 30.188539999999999707824827055446803569793701171875
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 21:03 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 31m
  • Data Points: 33 AIS positions
  • Period: 2026-08-29T21:28:04+00:00 to 2026-08-30T03:59:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 391.6000000000000227373675443232059478759765625,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-08-29T21:28:04+00:00",
        "lat": 59.89125500000000101863406598567962646484375,
        "lon": 30.21446329999999846904756850562989711761474609375
    },
    "last_point": {
        "ts": "2026-08-30T03:59:40+00:00",
        "lat": 59.8832400000000006912159733474254608154296875,
        "lon": 30.18820170000000047139110392890870571136474609375
    }
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 20:06 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 36m
  • Data Points: 37 AIS positions
  • Period: 2026-08-29T20:50:14+00:00 to 2026-08-30T03:27:10+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 396.8999999999999772626324556767940521240234375,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-08-29T20:50:14+00:00",
        "lat": 59.8911700000000024601831682957708835601806640625,
        "lon": 30.21442830000000157042450155131518840789794921875
    },
    "last_point": {
        "ts": "2026-08-30T03:27:10+00:00",
        "lat": 59.88334329999999994242898537777364253997802734375,
        "lon": 30.188226700000001301305019296705722808837890625
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 20:06 UTC 75.0%
  • Duration: 1h 47m
  • Radius: 974 meters
  • Data Points: 22 AIS positions
  • Centroid: 59.8908, 30.2137
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 973.700000000000045474735088646411895751953125,
    "duration_minutes": 107.7999999999999971578290569595992565155029296875,
    "points": 22,
    "centroid": {
        "lat": 59.89080939090909083688529790379106998443603515625,
        "lon": 30.21365081818182574124875827692449092864990234375
    },
    "bbox": {
        "min_lat": 59.8873583000000024867404135875403881072998046875,
        "min_lon": 30.197673300000001717080522212199866771697998046875,
        "max_lat": 59.891396700000001374064595438539981842041015625,
        "max_lon": 30.215688300000000054978954722173511981964111328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 19:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 35m
  • Data Points: 42 AIS positions
  • Period: 2026-08-29T19:33:43+00:00 to 2026-08-30T02:09:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 395.8999999999999772626324556767940521240234375,
    "points_in_zone": 42,
    "first_point": {
        "ts": "2026-08-29T19:33:43+00:00",
        "lat": 59.89123500000000177578840521164238452911376953125,
        "lon": 30.214253299999999313740772777236998081207275390625
    },
    "last_point": {
        "ts": "2026-08-30T02:09:40+00:00",
        "lat": 59.88345000000000339923644787631928920745849609375,
        "lon": 30.187999999999998834709913353435695171356201171875
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 19:02 UTC 75.0%
  • Duration: 2h 51m
  • Radius: 991 meters
  • Data Points: 31 AIS positions
  • Centroid: 59.8909, 30.2139
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 990.799999999999954525264911353588104248046875,
    "duration_minutes": 171.400000000000005684341886080801486968994140625,
    "points": 31,
    "centroid": {
        "lat": 59.8909124161290407073465758003294467926025390625,
        "lon": 30.21389606451612763748926226980984210968017578125
    },
    "bbox": {
        "min_lat": 59.8873583000000024867404135875403881072998046875,
        "min_lon": 30.197673300000001717080522212199866771697998046875,
        "max_lat": 59.891396700000001374064595438539981842041015625,
        "max_lon": 30.215688300000000054978954722173511981964111328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18
Zone Dwell Ust-Luga/St. Petersburg Approach
Aug 29, 2026 18:02 UTC 80.0%
  • Zone: Ust-Luga/St. Petersburg Approach
  • Duration: 6h 26m
  • Data Points: 48 AIS positions
  • Period: 2026-08-29T18:57:23+00:00 to 2026-08-30T01:23:23+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 386,
    "points_in_zone": 48,
    "first_point": {
        "ts": "2026-08-29T18:57:23+00:00",
        "lat": 59.8911183000000022502717911265790462493896484375,
        "lon": 30.214318299999998629346009693108499050140380859375
    },
    "last_point": {
        "ts": "2026-08-30T01:23:23+00:00",
        "lat": 59.88329499999999683268470107577741146087646484375,
        "lon": 30.18802170000000018035279936157166957855224609375
    }
}
Methodology: 2026.01.18
Loiter Ust-Luga/St. Petersburg Approach
Aug 29, 2026 18:02 UTC 75.0%
  • Duration: 3h 51m
  • Radius: 996 meters
  • Data Points: 38 AIS positions
  • Centroid: 59.8909, 30.2140
  • Zone: Ust-Luga/St. Petersburg Approach
Show Raw Evidence JSON
{
    "radius_m": 995.8999999999999772626324556767940521240234375,
    "duration_minutes": 231.599999999999994315658113919198513031005859375,
    "points": 38,
    "centroid": {
        "lat": 59.89093986578946982035631663165986537933349609375,
        "lon": 30.213972184210518889813101850450038909912109375
    },
    "bbox": {
        "min_lat": 59.8873583000000024867404135875403881072998046875,
        "min_lon": 30.197673300000001717080522212199866771697998046875,
        "max_lat": 59.891396700000001374064595438539981842041015625,
        "max_lon": 30.215688300000000054978954722173511981964111328125
    },
    "zone_id": "russia_ust_luga_approach"
}
Methodology: 2026.01.18

Recent Position Data

Time (UTC) Lat Lon Speed Course Zone
Sep 9 14:11 59.8832 30.1882 1.2 kn 150.3° Ust-Luga/St. Petersburg Approach
Sep 9 12:44 59.8894 30.2123 0.9 kn 359.2° Ust-Luga/St. Petersburg Approach
Sep 9 12:38 59.8892 30.2124 0.2 kn 359.2° Ust-Luga/St. Petersburg Approach
Sep 9 12:36 59.8893 30.2124 0.4 kn 359.2° Ust-Luga/St. Petersburg Approach
Sep 9 12:33 59.8892 30.2124 0.6 kn 129.1° Ust-Luga/St. Petersburg Approach
Sep 9 12:30 59.8890 30.2129 1.0 kn 128.4° Ust-Luga/St. Petersburg Approach
Sep 9 12:28 59.8890 30.2126 1.0 kn 190.4° Ust-Luga/St. Petersburg Approach
Sep 9 12:25 59.8889 30.2123 1.7 kn 203.1° Ust-Luga/St. Petersburg Approach
Sep 9 12:21 59.8892 30.2125 0.6 kn 121.0° Ust-Luga/St. Petersburg Approach
Sep 9 12:18 59.8890 30.2122 1.2 kn 211.7° Ust-Luga/St. Petersburg Approach
Sep 9 12:15 59.8895 30.2125 1.8 kn 56.9° Ust-Luga/St. Petersburg Approach
Sep 9 12:12 59.8892 30.2123 0.6 kn 265.6° Ust-Luga/St. Petersburg Approach
Sep 9 10:58 59.8892 30.2124 0.3 kn 77.2° Ust-Luga/St. Petersburg Approach
Sep 9 10:56 59.8892 30.2125 0.5 kn 344.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:53 59.8892 30.2124 0.2 kn 344.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:49 59.8892 30.2124 0.1 kn 344.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:47 59.8892 30.2125 0.1 kn 344.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:41 59.8893 30.2122 0.8 kn 344.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:39 59.8893 30.2124 1.4 kn 47.1° Ust-Luga/St. Petersburg Approach
Sep 9 10:36 59.8892 30.2124 0.1 kn 85.4° Ust-Luga/St. Petersburg Approach

Showing 20 of 100 recent positions.

Data Source

Vessel observed through FleetLeaks' AIS monitoring system in zones of interest. Identity and position data derived from AIS broadcasts and public maritime databases.

Disclaimer: AIS data can be spoofed or falsified. Vessel identities should be independently verified before making compliance decisions.