SONA

IMO 9428358

Vessel information

Vessel Name SONA
IMO Number 9428358
MMSI 667001318
Vessel Type Tanker
Flag 🇸🇱 SIERRA LEONE
Call Sign 9LU2122
Length 183 m
Beam 32 m

Sanction Status

⚠️ This vessel is sanctioned.

View Full Sanctions Details →

Detected Events (100)

Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 19, 2026 04:06 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 1h 51m
  • Data Points: 29 AIS positions
  • Period: 2026-07-19T04:06:55+00:00 to 2026-07-19T05:57:56+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 111,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-19T04:06:55+00:00",
        "lat": 31.151683299999998411067281267605721950531005859375,
        "lon": 32.32359999999999899955582804977893829345703125
    },
    "last_point": {
        "ts": "2026-07-19T05:57:56+00:00",
        "lat": 30.87596669999999932088030618615448474884033203125,
        "lon": 32.31563330000000178188201971352100372314453125
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 19, 2026 00:01 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 1h 56m
  • Data Points: 9 AIS positions
  • Period: 2026-07-19T00:01:28+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 116.7999999999999971578290569595992565155029296875,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-07-19T00:01:28+00:00",
        "lat": 31.3950166999999993322489899583160877227783203125,
        "lon": 32.29528330000000124755388242192566394805908203125
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 19, 2026 00:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 2h 5m
  • Data Points: 12 AIS positions
  • Period: 2026-07-19T00:01:28+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 125.099999999999994315658113919198513031005859375,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-07-19T00:01:28+00:00",
        "lat": 31.3950166999999993322489899583160877227783203125,
        "lon": 32.29528330000000124755388242192566394805908203125
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 23:01 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 2h 56m
  • Data Points: 11 AIS positions
  • Period: 2026-07-18T23:01:29+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 176.80000000000001136868377216160297393798828125,
    "points_in_zone": 11,
    "first_point": {
        "ts": "2026-07-18T23:01:29+00:00",
        "lat": 31.394933300000001707985575194470584392547607421875,
        "lon": 32.29520000000000123918653116561472415924072265625
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 23:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 3h 5m
  • Data Points: 14 AIS positions
  • Period: 2026-07-18T23:01:29+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 185.099999999999994315658113919198513031005859375,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-07-18T23:01:29+00:00",
        "lat": 31.394933300000001707985575194470584392547607421875,
        "lon": 32.29520000000000123918653116561472415924072265625
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 22:01 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 3h 56m
  • Data Points: 13 AIS positions
  • Period: 2026-07-18T22:01:27+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 236.80000000000001136868377216160297393798828125,
    "points_in_zone": 13,
    "first_point": {
        "ts": "2026-07-18T22:01:27+00:00",
        "lat": 31.394749999999998379962562466971576213836669921875,
        "lon": 32.2950000000000017053025658242404460906982421875
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 22:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 4h 5m
  • Data Points: 16 AIS positions
  • Period: 2026-07-18T22:01:27+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 245.19999999999998863131622783839702606201171875,
    "points_in_zone": 16,
    "first_point": {
        "ts": "2026-07-18T22:01:27+00:00",
        "lat": 31.394749999999998379962562466971576213836669921875,
        "lon": 32.2950000000000017053025658242404460906982421875
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 22:01 UTC 75.0% ▼
  • Duration: 3h 34m
  • Radius: 909 meters
  • Data Points: 11 AIS positions
  • Centroid: 31.3930, 32.2966
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 908.6000000000000227373675443232059478759765625,
    "duration_minutes": 214.099999999999994315658113919198513031005859375,
    "points": 11,
    "centroid": {
        "lat": 31.392990909090908502321326523087918758392333984375,
        "lon": 32.29661666363636385312929633073508739471435546875
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 22:01 UTC 75.0% ▼
  • Duration: 3h 34m
  • Radius: 909 meters
  • Data Points: 11 AIS positions
  • Centroid: 31.3930, 32.2966
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 908.6000000000000227373675443232059478759765625,
    "duration_minutes": 214.099999999999994315658113919198513031005859375,
    "points": 11,
    "centroid": {
        "lat": 31.392990909090908502321326523087918758392333984375,
        "lon": 32.29661666363636385312929633073508739471435546875
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 21:07 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 4h 50m
  • Data Points: 22 AIS positions
  • Period: 2026-07-18T21:07:27+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 290.80000000000001136868377216160297393798828125,
    "points_in_zone": 22,
    "first_point": {
        "ts": "2026-07-18T21:07:27+00:00",
        "lat": 31.394666699999998371595211210660636425018310546875,
        "lon": 32.294933299999996734186424873769283294677734375
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 21:07 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 4h 59m
  • Data Points: 25 AIS positions
  • Period: 2026-07-18T21:07:27+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 299.1000000000000227373675443232059478759765625,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-07-18T21:07:27+00:00",
        "lat": 31.394666699999998371595211210660636425018310546875,
        "lon": 32.294933299999996734186424873769283294677734375
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 21:07 UTC 75.0% ▼
  • Duration: 4h 28m
  • Radius: 1,016 meters
  • Data Points: 20 AIS positions
  • Centroid: 31.3938, 32.2959
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 1016.200000000000045474735088646411895751953125,
    "duration_minutes": 268.1000000000000227373675443232059478759765625,
    "points": 20,
    "centroid": {
        "lat": 31.39377416499998929566572769545018672943115234375,
        "lon": 32.2958808300000015378827811218798160552978515625
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 21:07 UTC 75.0% ▼
  • Duration: 4h 28m
  • Radius: 1,016 meters
  • Data Points: 20 AIS positions
  • Centroid: 31.3938, 32.2959
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 1016.200000000000045474735088646411895751953125,
    "duration_minutes": 268.1000000000000227373675443232059478759765625,
    "points": 20,
    "centroid": {
        "lat": 31.39377416499998929566572769545018672943115234375,
        "lon": 32.2958808300000015378827811218798160552978515625
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 20:10 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 5h 47m
  • Data Points: 26 AIS positions
  • Period: 2026-07-18T20:10:27+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 347.80000000000001136868377216160297393798828125,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-07-18T20:10:27+00:00",
        "lat": 31.3946499999999986130205797962844371795654296875,
        "lon": 32.29483330000000051995812100358307361602783203125
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 20:10 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 5h 56m
  • Data Points: 29 AIS positions
  • Period: 2026-07-18T20:10:27+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 356.1000000000000227373675443232059478759765625,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-18T20:10:27+00:00",
        "lat": 31.3946499999999986130205797962844371795654296875,
        "lon": 32.29483330000000051995812100358307361602783203125
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 20:10 UTC 75.0% ▼
  • Duration: 5h 25m
  • Radius: 1,039 meters
  • Data Points: 24 AIS positions
  • Centroid: 31.3939, 32.2957
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 1038.59999999999990905052982270717620849609375,
    "duration_minutes": 325.1000000000000227373675443232059478759765625,
    "points": 24,
    "centroid": {
        "lat": 31.3939180541666615908980020321905612945556640625,
        "lon": 32.29571249583333525379202910698950290679931640625
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 20:10 UTC 75.0% ▼
  • Duration: 5h 25m
  • Radius: 1,039 meters
  • Data Points: 24 AIS positions
  • Centroid: 31.3939, 32.2957
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 1038.59999999999990905052982270717620849609375,
    "duration_minutes": 325.1000000000000227373675443232059478759765625,
    "points": 24,
    "centroid": {
        "lat": 31.3939180541666615908980020321905612945556640625,
        "lon": 32.29571249583333525379202910698950290679931640625
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 19:07 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 23m
  • Data Points: 31 AIS positions
  • Period: 2026-07-18T19:43:27+00:00 to 2026-07-19T02:06:36+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 383.1000000000000227373675443232059478759765625,
    "points_in_zone": 31,
    "first_point": {
        "ts": "2026-07-18T19:43:27+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.2948166999999983772795530967414379119873046875
    },
    "last_point": {
        "ts": "2026-07-19T02:06:36+00:00",
        "lat": 31.382799999999999585043042316101491451263427734375,
        "lon": 32.34331670000000258369254879653453826904296875
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 19:07 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 14m
  • Data Points: 28 AIS positions
  • Period: 2026-07-18T19:43:27+00:00 to 2026-07-19T01:58:15+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 374.80000000000001136868377216160297393798828125,
    "points_in_zone": 28,
    "first_point": {
        "ts": "2026-07-18T19:43:27+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.2948166999999983772795530967414379119873046875
    },
    "last_point": {
        "ts": "2026-07-19T01:58:15+00:00",
        "lat": 31.385116700000001088710632757283747196197509765625,
        "lon": 32.324866700000001173975761048495769500732421875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 19:07 UTC 75.0% ▼
  • Duration: 6h 28m
  • Radius: 1,051 meters
  • Data Points: 27 AIS positions
  • Centroid: 31.3940, 32.2956
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 1051.299999999999954525264911353588104248046875,
    "duration_minutes": 388.1000000000000227373675443232059478759765625,
    "points": 27,
    "centroid": {
        "lat": 31.3939987629629655430107959546148777008056640625,
        "lon": 32.29561542962962761293965741060674190521240234375
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 19:07 UTC 75.0% ▼
  • Duration: 6h 28m
  • Radius: 1,051 meters
  • Data Points: 27 AIS positions
  • Centroid: 31.3940, 32.2956
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 1051.299999999999954525264911353588104248046875,
    "duration_minutes": 388.1000000000000227373675443232059478759765625,
    "points": 27,
    "centroid": {
        "lat": 31.3939987629629655430107959546148777008056640625,
        "lon": 32.29561542962962761293965741060674190521240234375
    },
    "bbox": {
        "min_lat": 31.3883000000000009777068044058978557586669921875,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.304450000000002773958840407431125640869140625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 18:58 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 29m
  • Data Points: 26 AIS positions
  • Period: 2026-07-18T18:58:27+00:00 to 2026-07-19T01:28:24+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 389.8999999999999772626324556767940521240234375,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-07-18T18:58:27+00:00",
        "lat": 31.394616700000000264481059275567531585693359375,
        "lon": 32.294849999999996725819073617458343505859375
    },
    "last_point": {
        "ts": "2026-07-19T01:28:24+00:00",
        "lat": 31.389600000000001500666257925331592559814453125,
        "lon": 32.297016700000000355430529452860355377197265625
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 18:58 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 29m
  • Data Points: 26 AIS positions
  • Period: 2026-07-18T18:58:27+00:00 to 2026-07-19T01:28:24+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 389.8999999999999772626324556767940521240234375,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-07-18T18:58:27+00:00",
        "lat": 31.394616700000000264481059275567531585693359375,
        "lon": 32.294849999999996725819073617458343505859375
    },
    "last_point": {
        "ts": "2026-07-19T01:28:24+00:00",
        "lat": 31.389600000000001500666257925331592559814453125,
        "lon": 32.297016700000000355430529452860355377197265625
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 18:58 UTC 75.0% ▼
  • Duration: 6h 29m
  • Radius: 572 meters
  • Data Points: 26 AIS positions
  • Centroid: 31.3945, 32.2950
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 571.6000000000000227373675443232059478759765625,
    "duration_minutes": 389.8999999999999772626324556767940521240234375,
    "points": 26,
    "centroid": {
        "lat": 31.394451280769235523848692537285387516021728515625,
        "lon": 32.2949833307692273365319124422967433929443359375
    },
    "bbox": {
        "min_lat": 31.389600000000001500666257925331592559814453125,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.297016700000000355430529452860355377197265625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 18:58 UTC 75.0% ▼
  • Duration: 6h 29m
  • Radius: 572 meters
  • Data Points: 26 AIS positions
  • Centroid: 31.3945, 32.2950
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 571.6000000000000227373675443232059478759765625,
    "duration_minutes": 389.8999999999999772626324556767940521240234375,
    "points": 26,
    "centroid": {
        "lat": 31.394451280769235523848692537285387516021728515625,
        "lon": 32.2949833307692273365319124422967433929443359375
    },
    "bbox": {
        "min_lat": 31.389600000000001500666257925331592559814453125,
        "min_lon": 32.29251670000000018490027287043631076812744140625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.297016700000000355430529452860355377197265625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 17:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 30m
  • Data Points: 25 AIS positions
  • Period: 2026-07-18T17:43:27+00:00 to 2026-07-19T00:13:29+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 390,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-07-18T17:43:27+00:00",
        "lat": 31.3945666999999986046532285399734973907470703125,
        "lon": 32.2946333000000009860741556622087955474853515625
    },
    "last_point": {
        "ts": "2026-07-19T00:13:29+00:00",
        "lat": 31.394916699999999565307007287628948688507080078125,
        "lon": 32.29523329999999958772605168633162975311279296875
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 17:01 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 30m
  • Data Points: 25 AIS positions
  • Period: 2026-07-18T17:43:27+00:00 to 2026-07-19T00:13:29+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 390,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-07-18T17:43:27+00:00",
        "lat": 31.3945666999999986046532285399734973907470703125,
        "lon": 32.2946333000000009860741556622087955474853515625
    },
    "last_point": {
        "ts": "2026-07-19T00:13:29+00:00",
        "lat": 31.394916699999999565307007287628948688507080078125,
        "lon": 32.29523329999999958772605168633162975311279296875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 17:01 UTC 75.0% ▼
  • Duration: 6h 30m
  • Radius: 41 meters
  • Data Points: 25 AIS positions
  • Centroid: 31.3948, 32.2950
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 40.7000000000000028421709430404007434844970703125,
    "duration_minutes": 390,
    "points": 25,
    "centroid": {
        "lat": 31.3947526680000095211653388105332851409912109375,
        "lon": 32.29498665999999928999386611394584178924560546875
    },
    "bbox": {
        "min_lat": 31.3945666999999986046532285399734973907470703125,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.29528330000000124755388242192566394805908203125
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 17:01 UTC 75.0% ▼
  • Duration: 6h 30m
  • Radius: 41 meters
  • Data Points: 25 AIS positions
  • Centroid: 31.3948, 32.2950
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 40.7000000000000028421709430404007434844970703125,
    "duration_minutes": 390,
    "points": 25,
    "centroid": {
        "lat": 31.3947526680000095211653388105332851409912109375,
        "lon": 32.29498665999999928999386611394584178924560546875
    },
    "bbox": {
        "min_lat": 31.3945666999999986046532285399734973907470703125,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.29528330000000124755388242192566394805908203125
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 16:00 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 36m
  • Data Points: 29 AIS positions
  • Period: 2026-07-18T16:52:13+00:00 to 2026-07-18T23:28:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 396.19999999999998863131622783839702606201171875,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-18T16:52:13+00:00",
        "lat": 31.394600000000000505906427861191332340240478515625,
        "lon": 32.29478329999999886013029026798903942108154296875
    },
    "last_point": {
        "ts": "2026-07-18T23:28:27+00:00",
        "lat": 31.3950166999999993322489899583160877227783203125,
        "lon": 32.29516670000000289064701064489781856536865234375
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 16:00 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 36m
  • Data Points: 29 AIS positions
  • Period: 2026-07-18T16:52:13+00:00 to 2026-07-18T23:28:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 396.19999999999998863131622783839702606201171875,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-18T16:52:13+00:00",
        "lat": 31.394600000000000505906427861191332340240478515625,
        "lon": 32.29478329999999886013029026798903942108154296875
    },
    "last_point": {
        "ts": "2026-07-18T23:28:27+00:00",
        "lat": 31.3950166999999993322489899583160877227783203125,
        "lon": 32.29516670000000289064701064489781856536865234375
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 16:00 UTC 75.0% ▼
  • Duration: 6h 36m
  • Radius: 46 meters
  • Data Points: 29 AIS positions
  • Centroid: 31.3947, 32.2949
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 45.5,
    "duration_minutes": 396.19999999999998863131622783839702606201171875,
    "points": 29,
    "centroid": {
        "lat": 31.39468160689656173190087429247796535491943359375,
        "lon": 32.2948913758620648195574176497757434844970703125
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.29520000000000123918653116561472415924072265625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 16:00 UTC 75.0% ▼
  • Duration: 6h 36m
  • Radius: 46 meters
  • Data Points: 29 AIS positions
  • Centroid: 31.3947, 32.2949
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 45.5,
    "duration_minutes": 396.19999999999998863131622783839702606201171875,
    "points": 29,
    "centroid": {
        "lat": 31.39468160689656173190087429247796535491943359375,
        "lon": 32.2948913758620648195574176497757434844970703125
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.3950166999999993322489899583160877227783203125,
        "max_lon": 32.29520000000000123918653116561472415924072265625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 15:03 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 31m
  • Data Points: 40 AIS positions
  • Period: 2026-07-18T15:30:07+00:00 to 2026-07-18T22:01:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 391.30000000000001136868377216160297393798828125,
    "points_in_zone": 40,
    "first_point": {
        "ts": "2026-07-18T15:30:07+00:00",
        "lat": 31.394600000000000505906427861191332340240478515625,
        "lon": 32.29488330000000217978595173917710781097412109375
    },
    "last_point": {
        "ts": "2026-07-18T22:01:27+00:00",
        "lat": 31.394749999999998379962562466971576213836669921875,
        "lon": 32.2950000000000017053025658242404460906982421875
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 15:03 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 31m
  • Data Points: 40 AIS positions
  • Period: 2026-07-18T15:30:07+00:00 to 2026-07-18T22:01:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 391.30000000000001136868377216160297393798828125,
    "points_in_zone": 40,
    "first_point": {
        "ts": "2026-07-18T15:30:07+00:00",
        "lat": 31.394600000000000505906427861191332340240478515625,
        "lon": 32.29488330000000217978595173917710781097412109375
    },
    "last_point": {
        "ts": "2026-07-18T22:01:27+00:00",
        "lat": 31.394749999999998379962562466971576213836669921875,
        "lon": 32.2950000000000017053025658242404460906982421875
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 15:03 UTC 75.0% ▼
  • Duration: 6h 31m
  • Radius: 41 meters
  • Data Points: 40 AIS positions
  • Centroid: 31.3946, 32.2949
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 40.89999999999999857891452847979962825775146484375,
    "duration_minutes": 391.30000000000001136868377216160297393798828125,
    "points": 40,
    "centroid": {
        "lat": 31.394636667500009252762538380920886993408203125,
        "lon": 32.2948524950000006583650247193872928619384765625
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39498329999999981509972712956368923187255859375,
        "max_lon": 32.2950333000000000538420863449573516845703125
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 15:03 UTC 75.0% ▼
  • Duration: 6h 31m
  • Radius: 41 meters
  • Data Points: 40 AIS positions
  • Centroid: 31.3946, 32.2949
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 40.89999999999999857891452847979962825775146484375,
    "duration_minutes": 391.30000000000001136868377216160297393798828125,
    "points": 40,
    "centroid": {
        "lat": 31.394636667500009252762538380920886993408203125,
        "lon": 32.2948524950000006583650247193872928619384765625
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39498329999999981509972712956368923187255859375,
        "max_lon": 32.2950333000000000538420863449573516845703125
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 14:21 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 34m
  • Data Points: 34 AIS positions
  • Period: 2026-07-18T14:33:03+00:00 to 2026-07-18T21:07:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 394.3999999999999772626324556767940521240234375,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-18T14:33:03+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.29478329999999886013029026798903942108154296875
    },
    "last_point": {
        "ts": "2026-07-18T21:07:27+00:00",
        "lat": 31.394666699999998371595211210660636425018310546875,
        "lon": 32.294933299999996734186424873769283294677734375
    }
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 14:21 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 34m
  • Data Points: 34 AIS positions
  • Period: 2026-07-18T14:33:03+00:00 to 2026-07-18T21:07:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 394.3999999999999772626324556767940521240234375,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-18T14:33:03+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.29478329999999886013029026798903942108154296875
    },
    "last_point": {
        "ts": "2026-07-18T21:07:27+00:00",
        "lat": 31.394666699999998371595211210660636425018310546875,
        "lon": 32.294933299999996734186424873769283294677734375
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 14:21 UTC 75.0% ▼
  • Duration: 6h 34m
  • Radius: 18 meters
  • Data Points: 34 AIS positions
  • Centroid: 31.3946, 32.2948
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 17.60000000000000142108547152020037174224853515625,
    "duration_minutes": 394.3999999999999772626324556767940521240234375,
    "points": 34,
    "centroid": {
        "lat": 31.39460637647059826349504874087870121002197265625,
        "lon": 32.29481224705882169700998929329216480255126953125
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39470000000000027284841053187847137451171875,
        "max_lon": 32.294933299999996734186424873769283294677734375
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 14:21 UTC 75.0% ▼
  • Duration: 6h 34m
  • Radius: 18 meters
  • Data Points: 34 AIS positions
  • Centroid: 31.3946, 32.2948
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 17.60000000000000142108547152020037174224853515625,
    "duration_minutes": 394.3999999999999772626324556767940521240234375,
    "points": 34,
    "centroid": {
        "lat": 31.39460637647059826349504874087870121002197265625,
        "lon": 32.29481224705882169700998929329216480255126953125
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39470000000000027284841053187847137451171875,
        "max_lon": 32.294933299999996734186424873769283294677734375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 13:30 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 16m
  • Data Points: 33 AIS positions
  • Period: 2026-07-18T13:57:03+00:00 to 2026-07-18T20:13:28+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 376.3999999999999772626324556767940521240234375,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-07-18T13:57:03+00:00",
        "lat": 31.394683300000000514273779117502272129058837890625,
        "lon": 32.294966700000003356763045303523540496826171875
    },
    "last_point": {
        "ts": "2026-07-18T20:13:28+00:00",
        "lat": 31.394683300000000514273779117502272129058837890625,
        "lon": 32.294849999999996725819073617458343505859375
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 13:30 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 16m
  • Data Points: 33 AIS positions
  • Period: 2026-07-18T13:57:03+00:00 to 2026-07-18T20:13:28+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 376.3999999999999772626324556767940521240234375,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-07-18T13:57:03+00:00",
        "lat": 31.394683300000000514273779117502272129058837890625,
        "lon": 32.294966700000003356763045303523540496826171875
    },
    "last_point": {
        "ts": "2026-07-18T20:13:28+00:00",
        "lat": 31.394683300000000514273779117502272129058837890625,
        "lon": 32.294849999999996725819073617458343505859375
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 13:30 UTC 75.0% ▼
  • Duration: 6h 16m
  • Radius: 17 meters
  • Data Points: 33 AIS positions
  • Centroid: 31.3946, 32.2948
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 17.39999999999999857891452847979962825775146484375,
    "duration_minutes": 376.3999999999999772626324556767940521240234375,
    "points": 33,
    "centroid": {
        "lat": 31.39460858787879971032452885992825031280517578125,
        "lon": 32.294810093939389616934931837022304534912109375
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39470000000000027284841053187847137451171875,
        "max_lon": 32.294966700000003356763045303523540496826171875
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 13:30 UTC 75.0% ▼
  • Duration: 6h 16m
  • Radius: 17 meters
  • Data Points: 33 AIS positions
  • Centroid: 31.3946, 32.2948
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 17.39999999999999857891452847979962825775146484375,
    "duration_minutes": 376.3999999999999772626324556767940521240234375,
    "points": 33,
    "centroid": {
        "lat": 31.39460858787879971032452885992825031280517578125,
        "lon": 32.294810093939389616934931837022304534912109375
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39470000000000027284841053187847137451171875,
        "max_lon": 32.294966700000003356763045303523540496826171875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 12:24 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 37m
  • Data Points: 36 AIS positions
  • Period: 2026-07-18T12:30:05+00:00 to 2026-07-18T19:07:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 397.3999999999999772626324556767940521240234375,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-07-18T12:30:05+00:00",
        "lat": 31.395066700000000992076820693910121917724609375,
        "lon": 32.2953667000000024245309759862720966339111328125
    },
    "last_point": {
        "ts": "2026-07-18T19:07:27+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.294849999999996725819073617458343505859375
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 12:24 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 37m
  • Data Points: 36 AIS positions
  • Period: 2026-07-18T12:30:05+00:00 to 2026-07-18T19:07:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 397.3999999999999772626324556767940521240234375,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-07-18T12:30:05+00:00",
        "lat": 31.395066700000000992076820693910121917724609375,
        "lon": 32.2953667000000024245309759862720966339111328125
    },
    "last_point": {
        "ts": "2026-07-18T19:07:27+00:00",
        "lat": 31.394633299999998854445948381908237934112548828125,
        "lon": 32.294849999999996725819073617458343505859375
    }
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 12:24 UTC 75.0% ▼
  • Duration: 6h 37m
  • Radius: 67 meters
  • Data Points: 36 AIS positions
  • Centroid: 31.3946, 32.2949
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 67,
    "duration_minutes": 397.3999999999999772626324556767940521240234375,
    "points": 36,
    "centroid": {
        "lat": 31.394642594444444938517335685901343822479248046875,
        "lon": 32.29486527222221781130429008044302463531494140625
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.395066700000000992076820693910121917724609375,
        "max_lon": 32.2953667000000024245309759862720966339111328125
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 12:24 UTC 75.0% ▼
  • Duration: 6h 37m
  • Radius: 67 meters
  • Data Points: 36 AIS positions
  • Centroid: 31.3946, 32.2949
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 67,
    "duration_minutes": 397.3999999999999772626324556767940521240234375,
    "points": 36,
    "centroid": {
        "lat": 31.394642594444444938517335685901343822479248046875,
        "lon": 32.29486527222221781130429008044302463531494140625
    },
    "bbox": {
        "min_lat": 31.394516700000000497539076604880392551422119140625,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.395066700000000992076820693910121917724609375,
        "max_lon": 32.2953667000000024245309759862720966339111328125
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Loiter Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 11:44 UTC 75.0% ▼
  • Duration: 5h 59m
  • Radius: 1,643 meters
  • Data Points: 40 AIS positions
  • Centroid: 31.3943, 32.2961
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
Show Raw Evidence JSON
{
    "radius_m": 1643.09999999999990905052982270717620849609375,
    "duration_minutes": 359.30000000000001136868377216160297393798828125,
    "points": 40,
    "centroid": {
        "lat": 31.394276249999990113792591728270053863525390625,
        "lon": 32.2960833300000018653008737601339817047119140625
    },
    "bbox": {
        "min_lat": 31.389450000000000073896444519050419330596923828125,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39529999999999887450030655600130558013916015625,
        "max_lon": 32.312416699999999991632648743689060211181640625
    },
    "zone_id": "discovered_025"
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 11:44 UTC 75.0% ▼
  • Duration: 5h 59m
  • Radius: 1,643 meters
  • Data Points: 40 AIS positions
  • Centroid: 31.3943, 32.2961
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 1643.09999999999990905052982270717620849609375,
    "duration_minutes": 359.30000000000001136868377216160297393798828125,
    "points": 40,
    "centroid": {
        "lat": 31.394276249999990113792591728270053863525390625,
        "lon": 32.2960833300000018653008737601339817047119140625
    },
    "bbox": {
        "min_lat": 31.389450000000000073896444519050419330596923828125,
        "min_lon": 32.2946333000000009860741556622087955474853515625,
        "max_lat": 31.39529999999999887450030655600130558013916015625,
        "max_lon": 32.312416699999999991632648743689060211181640625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell Black Sea Sanctioned Vessel Monitoring Zone
Jul 18, 2026 11:34 UTC 80.0% ▼
  • Zone: Black Sea Sanctioned Vessel Monitoring Zone
  • Duration: 6h 9m
  • Data Points: 42 AIS positions
  • Period: 2026-07-18T11:34:09+00:00 to 2026-07-18T17:43:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_025",
    "zone_name": "Black Sea Sanctioned Vessel Monitoring Zone",
    "dwell_minutes": 369.30000000000001136868377216160297393798828125,
    "points_in_zone": 42,
    "first_point": {
        "ts": "2026-07-18T11:34:09+00:00",
        "lat": 31.38938329999999865549398236908018589019775390625,
        "lon": 32.32568330000000145219019032083451747894287109375
    },
    "last_point": {
        "ts": "2026-07-18T17:43:27+00:00",
        "lat": 31.3945666999999986046532285399734973907470703125,
        "lon": 32.2946333000000009860741556622087955474853515625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 11:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 26m
  • Data Points: 48 AIS positions
  • Period: 2026-07-18T11:16:59+00:00 to 2026-07-18T17:43:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 386.5,
    "points_in_zone": 48,
    "first_point": {
        "ts": "2026-07-18T11:16:59+00:00",
        "lat": 31.402216700000000315640136250294744968414306640625,
        "lon": 32.3480167000000022881067707203328609466552734375
    },
    "last_point": {
        "ts": "2026-07-18T17:43:27+00:00",
        "lat": 31.3945666999999986046532285399734973907470703125,
        "lon": 32.2946333000000009860741556622087955474853515625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 10:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 37m
  • Data Points: 51 AIS positions
  • Period: 2026-07-18T10:51:00+00:00 to 2026-07-18T17:28:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 397.3999999999999772626324556767940521240234375,
    "points_in_zone": 51,
    "first_point": {
        "ts": "2026-07-18T10:51:00+00:00",
        "lat": 31.450483299999998365592546178959310054779052734375,
        "lon": 32.3680666999999999688952811993658542633056640625
    },
    "last_point": {
        "ts": "2026-07-18T17:28:27+00:00",
        "lat": 31.39453329999999908750396571122109889984130859375,
        "lon": 32.29466670000000050322341849096119403839111328125
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 09:31 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 28m
  • Data Points: 48 AIS positions
  • Period: 2026-07-18T09:46:34+00:00 to 2026-07-18T16:15:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 388.5,
    "points_in_zone": 48,
    "first_point": {
        "ts": "2026-07-18T09:46:34+00:00",
        "lat": 31.50011669999999952551661408506333827972412109375,
        "lon": 32.3532000000000010686562745831906795501708984375
    },
    "last_point": {
        "ts": "2026-07-18T16:15:04+00:00",
        "lat": 31.394600000000000505906427861191332340240478515625,
        "lon": 32.29480000000000217141860048286616802215576171875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 07:16 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 28m
  • Data Points: 41 AIS positions
  • Period: 2026-07-18T07:28:35+00:00 to 2026-07-18T13:57:03+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 388.5,
    "points_in_zone": 41,
    "first_point": {
        "ts": "2026-07-18T07:28:35+00:00",
        "lat": 31.50028329999999954225131659768521785736083984375,
        "lon": 32.35340000000000060254023992456495761871337890625
    },
    "last_point": {
        "ts": "2026-07-18T13:57:03+00:00",
        "lat": 31.394683300000000514273779117502272129058837890625,
        "lon": 32.294966700000003356763045303523540496826171875
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 07:16 UTC 75.0% ▼
  • Duration: 3h 4m
  • Radius: 365 meters
  • Data Points: 11 AIS positions
  • Centroid: 31.5000, 32.3526
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 364.8999999999999772626324556767940521240234375,
    "duration_minutes": 184.099999999999994315658113919198513031005859375,
    "points": 11,
    "centroid": {
        "lat": 31.499951509090909240740074892528355121612548828125,
        "lon": 32.35255303636363777286533149890601634979248046875
    },
    "bbox": {
        "min_lat": 31.496933299999998467910700128413736820220947265625,
        "min_lon": 32.34940000000000281943357549607753753662109375,
        "max_lat": 31.501266699999998621706254198215901851654052734375,
        "max_lon": 32.3540832999999992125594872049987316131591796875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 06:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 22m
  • Data Points: 41 AIS positions
  • Period: 2026-07-18T06:31:36+00:00 to 2026-07-18T12:54:05+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 382.5,
    "points_in_zone": 41,
    "first_point": {
        "ts": "2026-07-18T06:31:36+00:00",
        "lat": 31.500499999999998834709913353435695171356201171875,
        "lon": 32.35334999999999894271240918897092342376708984375
    },
    "last_point": {
        "ts": "2026-07-18T12:54:05+00:00",
        "lat": 31.3947332999999986213879310525953769683837890625,
        "lon": 32.2950333000000000538420863449573516845703125
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 06:01 UTC 75.0% ▼
  • Duration: 4h 19m
  • Radius: 368 meters
  • Data Points: 13 AIS positions
  • Centroid: 31.5000, 32.3527
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 368.3999999999999772626324556767940521240234375,
    "duration_minutes": 259.1000000000000227373675443232059478759765625,
    "points": 13,
    "centroid": {
        "lat": 31.500029484615385655388308805413544178009033203125,
        "lon": 32.3526769307692347865668125450611114501953125
    },
    "bbox": {
        "min_lat": 31.496933299999998467910700128413736820220947265625,
        "min_lon": 32.34940000000000281943357549607753753662109375,
        "max_lat": 31.501266699999998621706254198215901851654052734375,
        "max_lon": 32.3540832999999992125594872049987316131591796875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 03:04 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 33m
  • Data Points: 12 AIS positions
  • Period: 2026-07-18T03:34:33+00:00 to 2026-07-18T10:07:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 393.3999999999999772626324556767940521240234375,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-07-18T03:34:33+00:00",
        "lat": 31.50033330000000120207914733327925205230712890625,
        "lon": 32.35336670000000225400071940384805202484130859375
    },
    "last_point": {
        "ts": "2026-07-18T10:07:59+00:00",
        "lat": 31.501266699999998621706254198215901851654052734375,
        "lon": 32.35036670000000214031388168223202228546142578125
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 03:04 UTC 75.0% ▼
  • Duration: 6h 33m
  • Radius: 256 meters
  • Data Points: 12 AIS positions
  • Centroid: 31.5004, 32.3529
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 256.3999999999999772626324556767940521240234375,
    "duration_minutes": 393.3999999999999772626324556767940521240234375,
    "points": 12,
    "centroid": {
        "lat": 31.500447216666668026618935982696712017059326171875,
        "lon": 32.3528902916666680766866193152964115142822265625
    },
    "bbox": {
        "min_lat": 31.500099999999999766941982670687139034271240234375,
        "min_lon": 32.35036670000000214031388168223202228546142578125,
        "max_lat": 31.501266699999998621706254198215901851654052734375,
        "max_lon": 32.35340000000000060254023992456495761871337890625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 02:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 5h 45m
  • Data Points: 15 AIS positions
  • Period: 2026-07-18T02:01:33+00:00 to 2026-07-18T07:46:34+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 345,
    "points_in_zone": 15,
    "first_point": {
        "ts": "2026-07-18T02:01:33+00:00",
        "lat": 31.500083300000000008367351256310939788818359375,
        "lon": 32.35331670000000059417288866825401782989501953125
    },
    "last_point": {
        "ts": "2026-07-18T07:46:34+00:00",
        "lat": 31.50033330000000120207914733327925205230712890625,
        "lon": 32.35340000000000060254023992456495761871337890625
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 02:01 UTC 75.0% ▼
  • Duration: 5h 45m
  • Radius: 28 meters
  • Data Points: 15 AIS positions
  • Centroid: 31.5003, 32.3533
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 28.199999999999999289457264239899814128875732421875,
    "duration_minutes": 345,
    "points": 15,
    "centroid": {
        "lat": 31.500262213333332539377806824631989002227783203125,
        "lon": 32.35334556666666827595690847374498844146728515625
    },
    "bbox": {
        "min_lat": 31.500016699999999758574631414376199245452880859375,
        "min_lon": 32.35326669999999893434505793265998363494873046875,
        "max_lat": 31.500499999999998834709913353435695171356201171875,
        "max_lon": 32.35340000000000060254023992456495761871337890625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 01:04 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 24m
  • Data Points: 16 AIS positions
  • Period: 2026-07-18T01:22:33+00:00 to 2026-07-18T07:46:34+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 384,
    "points_in_zone": 16,
    "first_point": {
        "ts": "2026-07-18T01:22:33+00:00",
        "lat": 31.5000332999999983485395205207169055938720703125,
        "lon": 32.35331670000000059417288866825401782989501953125
    },
    "last_point": {
        "ts": "2026-07-18T07:46:34+00:00",
        "lat": 31.50033330000000120207914733327925205230712890625,
        "lon": 32.35340000000000060254023992456495761871337890625
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 01:04 UTC 75.0% ▼
  • Duration: 6h 24m
  • Radius: 28 meters
  • Data Points: 16 AIS positions
  • Centroid: 31.5002, 32.3533
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 28.10000000000000142108547152020037174224853515625,
    "duration_minutes": 384,
    "points": 16,
    "centroid": {
        "lat": 31.50024790625000292720869765616953372955322265625,
        "lon": 32.35334376249999621677488903515040874481201171875
    },
    "bbox": {
        "min_lat": 31.500016699999999758574631414376199245452880859375,
        "min_lon": 32.35326669999999893434505793265998363494873046875,
        "max_lat": 31.500499999999998834709913353435695171356201171875,
        "max_lon": 32.35340000000000060254023992456495761871337890625
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 18, 2026 00:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 36m
  • Data Points: 15 AIS positions
  • Period: 2026-07-18T00:40:33+00:00 to 2026-07-18T07:16:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 396,
    "points_in_zone": 15,
    "first_point": {
        "ts": "2026-07-18T00:40:33+00:00",
        "lat": 31.499733299999999047713572508655488491058349609375,
        "lon": 32.3532000000000010686562745831906795501708984375
    },
    "last_point": {
        "ts": "2026-07-18T07:16:33+00:00",
        "lat": 31.500499999999998834709913353435695171356201171875,
        "lon": 32.35331670000000059417288866825401782989501953125
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 18, 2026 00:01 UTC 75.0% ▼
  • Duration: 6h 36m
  • Radius: 50 meters
  • Data Points: 15 AIS positions
  • Centroid: 31.5002, 32.3533
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 49.60000000000000142108547152020037174224853515625,
    "duration_minutes": 396,
    "points": 15,
    "centroid": {
        "lat": 31.5001699933333298986326553858816623687744140625,
        "lon": 32.3533155666666658589747385121881961822509765625
    },
    "bbox": {
        "min_lat": 31.499733299999999047713572508655488491058349609375,
        "min_lon": 32.3532000000000010686562745831906795501708984375,
        "max_lat": 31.500499999999998834709913353435695171356201171875,
        "max_lon": 32.35336670000000225400071940384805202484130859375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 23:04 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 21m
  • Data Points: 18 AIS positions
  • Period: 2026-07-17T23:40:33+00:00 to 2026-07-18T06:01:35+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 381,
    "points_in_zone": 18,
    "first_point": {
        "ts": "2026-07-17T23:40:33+00:00",
        "lat": 31.499616700000000690806700731627643108367919921875,
        "lon": 32.35313330000000320296749123372137546539306640625
    },
    "last_point": {
        "ts": "2026-07-18T06:01:35+00:00",
        "lat": 31.500416699999998826342562097124755382537841796875,
        "lon": 32.35336670000000225400071940384805202484130859375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 23:04 UTC 75.0% ▼
  • Duration: 6h 21m
  • Radius: 50 meters
  • Data Points: 18 AIS positions
  • Centroid: 31.5000, 32.3533
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 49.7000000000000028421709430404007434844970703125,
    "duration_minutes": 381,
    "points": 18,
    "centroid": {
        "lat": 31.499976844444436352432603598572313785552978515625,
        "lon": 32.35326667222221885822364129126071929931640625
    },
    "bbox": {
        "min_lat": 31.499583300000001173657437902875244617462158203125,
        "min_lon": 32.3530999999999977490006131120026111602783203125,
        "max_lat": 31.500416699999998826342562097124755382537841796875,
        "max_lon": 32.35336670000000225400071940384805202484130859375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 22:10 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 5h 24m
  • Data Points: 26 AIS positions
  • Period: 2026-07-17T22:10:34+00:00 to 2026-07-18T03:34:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 324,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-07-17T22:10:34+00:00",
        "lat": 31.49934999999999973852027324028313159942626953125,
        "lon": 32.35298329999999822348399902693927288055419921875
    },
    "last_point": {
        "ts": "2026-07-18T03:34:33+00:00",
        "lat": 31.50033330000000120207914733327925205230712890625,
        "lon": 32.35336670000000225400071940384805202484130859375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 22:10 UTC 75.0% ▼
  • Duration: 5h 24m
  • Radius: 64 meters
  • Data Points: 26 AIS positions
  • Centroid: 31.4998, 32.3532
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 64.2999999999999971578290569595992565155029296875,
    "duration_minutes": 324,
    "points": 26,
    "centroid": {
        "lat": 31.49977691538460788933662115596234798431396484375,
        "lon": 32.353177569230780363795929588377475738525390625
    },
    "bbox": {
        "min_lat": 31.49934999999999973852027324028313159942626953125,
        "min_lon": 32.35296670000000318623278872109949588775634765625,
        "max_lat": 31.50033330000000120207914733327925205230712890625,
        "max_lon": 32.35336670000000225400071940384805202484130859375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 21:22 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 12m
  • Data Points: 34 AIS positions
  • Period: 2026-07-17T21:22:33+00:00 to 2026-07-18T03:34:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 372,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-17T21:22:33+00:00",
        "lat": 31.49926669999999973015292198397219181060791015625,
        "lon": 32.35294999999999987494447850622236728668212890625
    },
    "last_point": {
        "ts": "2026-07-18T03:34:33+00:00",
        "lat": 31.50033330000000120207914733327925205230712890625,
        "lon": 32.35336670000000225400071940384805202484130859375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 21:22 UTC 75.0% ▼
  • Duration: 6h 12m
  • Radius: 77 meters
  • Data Points: 34 AIS positions
  • Centroid: 31.4997, 32.3531
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 76.900000000000005684341886080801486968994140625,
    "duration_minutes": 372,
    "points": 34,
    "centroid": {
        "lat": 31.499669602941185786448841099627315998077392578125,
        "lon": 32.3531303970588197671531816013157367706298828125
    },
    "bbox": {
        "min_lat": 31.49926669999999973015292198397219181060791015625,
        "min_lon": 32.35294999999999987494447850622236728668212890625,
        "max_lat": 31.50033330000000120207914733327925205230712890625,
        "max_lon": 32.35336670000000225400071940384805202484130859375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 20:10 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 21m
  • Data Points: 34 AIS positions
  • Period: 2026-07-17T20:52:33+00:00 to 2026-07-18T03:13:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 381,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-17T20:52:33+00:00",
        "lat": 31.4992333000000002130036591552197933197021484375,
        "lon": 32.35286669999999986657712724991142749786376953125
    },
    "last_point": {
        "ts": "2026-07-18T03:13:33+00:00",
        "lat": 31.500233300000001435137164662592113018035888671875,
        "lon": 32.35336670000000225400071940384805202484130859375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 20:10 UTC 75.0% ▼
  • Duration: 6h 21m
  • Radius: 73 meters
  • Data Points: 34 AIS positions
  • Centroid: 31.4996, 32.3531
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 73.2999999999999971578290569595992565155029296875,
    "duration_minutes": 381,
    "points": 34,
    "centroid": {
        "lat": 31.499637250000009913719623000361025333404541015625,
        "lon": 32.35311569117646968152257613837718963623046875
    },
    "bbox": {
        "min_lat": 31.4992333000000002130036591552197933197021484375,
        "min_lon": 32.35286669999999986657712724991142749786376953125,
        "max_lat": 31.500266700000000952286427491344511508941650390625,
        "max_lon": 32.35336670000000225400071940384805202484130859375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 19:01 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 30m
  • Data Points: 37 AIS positions
  • Period: 2026-07-17T19:58:33+00:00 to 2026-07-18T02:28:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 390,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-07-17T19:58:33+00:00",
        "lat": 31.499166699999999963210939313285052776336669921875,
        "lon": 32.352699999999998681232682429254055023193359375
    },
    "last_point": {
        "ts": "2026-07-18T02:28:33+00:00",
        "lat": 31.500266700000000952286427491344511508941650390625,
        "lon": 32.35334999999999894271240918897092342376708984375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 19:01 UTC 75.0% ▼
  • Duration: 6h 30m
  • Radius: 91 meters
  • Data Points: 37 AIS positions
  • Centroid: 31.4995, 32.3530
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 91.099999999999994315658113919198513031005859375,
    "duration_minutes": 390,
    "points": 37,
    "centroid": {
        "lat": 31.49949368918920100668401573784649372100830078125,
        "lon": 32.3530243297297346316554467193782329559326171875
    },
    "bbox": {
        "min_lat": 31.4990999999999985448084771633148193359375,
        "min_lon": 32.352699999999998681232682429254055023193359375,
        "max_lat": 31.500266700000000952286427491344511508941650390625,
        "max_lon": 32.35334999999999894271240918897092342376708984375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 18:07 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 27m
  • Data Points: 39 AIS positions
  • Period: 2026-07-17T18:55:34+00:00 to 2026-07-18T01:22:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 387,
    "points_in_zone": 39,
    "first_point": {
        "ts": "2026-07-17T18:55:34+00:00",
        "lat": 31.499050000000000437694325228221714496612548828125,
        "lon": 32.3526499999999970214048516936600208282470703125
    },
    "last_point": {
        "ts": "2026-07-18T01:22:33+00:00",
        "lat": 31.5000332999999983485395205207169055938720703125,
        "lon": 32.35331670000000059417288866825401782989501953125
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 18:07 UTC 75.0% ▼
  • Duration: 6h 27m
  • Radius: 83 meters
  • Data Points: 39 AIS positions
  • Centroid: 31.4994, 32.3529
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 82.7000000000000028421709430404007434844970703125,
    "duration_minutes": 387,
    "points": 39,
    "centroid": {
        "lat": 31.499359823076929387752898037433624267578125,
        "lon": 32.35294145897436379755163216032087802886962890625
    },
    "bbox": {
        "min_lat": 31.49903330000000067911969381384551525115966796875,
        "min_lon": 32.3526499999999970214048516936600208282470703125,
        "max_lat": 31.5000332999999983485395205207169055938720703125,
        "max_lon": 32.35331670000000059417288866825401782989501953125
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 17:40 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 30m
  • Data Points: 42 AIS positions
  • Period: 2026-07-17T17:40:06+00:00 to 2026-07-18T00:10:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 390.3999999999999772626324556767940521240234375,
    "points_in_zone": 42,
    "first_point": {
        "ts": "2026-07-17T17:40:06+00:00",
        "lat": 31.499050000000000437694325228221714496612548828125,
        "lon": 32.352716700000001992520992644131183624267578125
    },
    "last_point": {
        "ts": "2026-07-18T00:10:33+00:00",
        "lat": 31.499633299999999280771589837968349456787109375,
        "lon": 32.353149999999999408828443847596645355224609375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 17:40 UTC 75.0% ▼
  • Duration: 6h 30m
  • Radius: 47 meters
  • Data Points: 42 AIS positions
  • Centroid: 31.4993, 32.3529
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 46.60000000000000142108547152020037174224853515625,
    "duration_minutes": 390.3999999999999772626324556767940521240234375,
    "points": 42,
    "centroid": {
        "lat": 31.49928015714285578496856032870709896087646484375,
        "lon": 32.352884528571422606546548195183277130126953125
    },
    "bbox": {
        "min_lat": 31.499016699999998536441125907003879547119140625,
        "min_lon": 32.3526499999999970214048516936600208282470703125,
        "max_lat": 31.499633299999999280771589837968349456787109375,
        "max_lon": 32.3531832999999977573679643683135509490966796875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 16:25 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 30m
  • Data Points: 38 AIS positions
  • Period: 2026-07-17T16:49:03+00:00 to 2026-07-17T23:19:33+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 390.5,
    "points_in_zone": 38,
    "first_point": {
        "ts": "2026-07-17T16:49:03+00:00",
        "lat": 31.4990999999999985448084771633148193359375,
        "lon": 32.352699999999998681232682429254055023193359375
    },
    "last_point": {
        "ts": "2026-07-17T23:19:33+00:00",
        "lat": 31.499500000000001165290086646564304828643798828125,
        "lon": 32.35308330000000154313966049812734127044677734375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 16:25 UTC 75.0% ▼
  • Duration: 6h 30m
  • Radius: 37 meters
  • Data Points: 38 AIS positions
  • Centroid: 31.4992, 32.3528
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 37.2999999999999971578290569595992565155029296875,
    "duration_minutes": 390.5,
    "points": 38,
    "centroid": {
        "lat": 31.49923245526316151199353043921291828155517578125,
        "lon": 32.35284518157893529632929130457341670989990234375
    },
    "bbox": {
        "min_lat": 31.499016699999998536441125907003879547119140625,
        "min_lon": 32.3526499999999970214048516936600208282470703125,
        "max_lat": 31.499500000000001165290086646564304828643798828125,
        "max_lon": 32.35308330000000154313966049812734127044677734375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 17, 2026 15:58 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 27m
  • Data Points: 37 AIS positions
  • Period: 2026-07-17T15:58:00+00:00 to 2026-07-17T22:25:34+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 387.6000000000000227373675443232059478759765625,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-07-17T15:58:00+00:00",
        "lat": 31.4990999999999985448084771633148193359375,
        "lon": 32.3527332999999970297722029499709606170654296875
    },
    "last_point": {
        "ts": "2026-07-17T22:25:34+00:00",
        "lat": 31.49948330000000140671545523218810558319091796875,
        "lon": 32.3530166999999977406332618556916713714599609375
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 17, 2026 15:58 UTC 75.0% ▼
  • Duration: 6h 27m
  • Radius: 37 meters
  • Data Points: 37 AIS positions
  • Centroid: 31.4992, 32.3528
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 37.39999999999999857891452847979962825775146484375,
    "duration_minutes": 387.6000000000000227373675443232059478759765625,
    "points": 37,
    "centroid": {
        "lat": 31.49919459459460568950817105360329151153564453125,
        "lon": 32.35281261621620529922438436187803745269775390625
    },
    "bbox": {
        "min_lat": 31.499016699999998536441125907003879547119140625,
        "min_lon": 32.3526499999999970214048516936600208282470703125,
        "max_lat": 31.49948330000000140671545523218810558319091796875,
        "max_lon": 32.3530166999999977406332618556916713714599609375
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 6, 2026 21:14 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 2h 27m
  • Data Points: 6 AIS positions
  • Period: 2026-07-06T21:14:14+00:00 to 2026-07-06T23:41:12+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 147,
    "points_in_zone": 6,
    "first_point": {
        "ts": "2026-07-06T21:14:14+00:00",
        "lat": 31.52241670000000084428393165580928325653076171875,
        "lon": 32.37231669999999894571374170482158660888671875
    },
    "last_point": {
        "ts": "2026-07-06T23:41:12+00:00",
        "lat": 31.52250000000000085265128291212022304534912109375,
        "lon": 32.37228329999999942856447887606918811798095703125
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 5, 2026 15:40 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 1h 33m
  • Data Points: 6 AIS positions
  • Period: 2026-07-05T15:40:04+00:00 to 2026-07-05T17:13:02+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 93,
    "points_in_zone": 6,
    "first_point": {
        "ts": "2026-07-05T15:40:04+00:00",
        "lat": 31.522516700000000611225914326496422290802001953125,
        "lon": 32.3723499999999972942532622255384922027587890625
    },
    "last_point": {
        "ts": "2026-07-05T17:13:02+00:00",
        "lat": 31.522541700000001441139829694293439388275146484375,
        "lon": 32.3723566999999974314050632528960704803466796875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 5, 2026 13:25 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 3h 47m
  • Data Points: 7 AIS positions
  • Period: 2026-07-05T13:25:05+00:00 to 2026-07-05T17:13:02+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 227.900000000000005684341886080801486968994140625,
    "points_in_zone": 7,
    "first_point": {
        "ts": "2026-07-05T13:25:05+00:00",
        "lat": 31.522633299999998968132786103524267673492431640625,
        "lon": 32.372416700000002265369403176009654998779296875
    },
    "last_point": {
        "ts": "2026-07-05T17:13:02+00:00",
        "lat": 31.522541700000001441139829694293439388275146484375,
        "lon": 32.3723566999999974314050632528960704803466796875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 4, 2026 09:25 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 2h 6m
  • Data Points: 5 AIS positions
  • Period: 2026-07-04T09:25:43+00:00 to 2026-07-04T11:31:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 126,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-07-04T09:25:43+00:00",
        "lat": 31.522733299999998735074768774211406707763671875,
        "lon": 32.37250000000000227373675443232059478759765625
    },
    "last_point": {
        "ts": "2026-07-04T11:31:40+00:00",
        "lat": 31.5226167000000003781678969971835613250732421875,
        "lon": 32.37246669999999681976987631060183048248291015625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 4, 2026 08:46 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 2h 45m
  • Data Points: 6 AIS positions
  • Period: 2026-07-04T08:46:41+00:00 to 2026-07-04T11:31:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 165,
    "points_in_zone": 6,
    "first_point": {
        "ts": "2026-07-04T08:46:41+00:00",
        "lat": 31.52284999999999826059138285927474498748779296875,
        "lon": 32.372583300000002282104105688631534576416015625
    },
    "last_point": {
        "ts": "2026-07-04T11:31:40+00:00",
        "lat": 31.5226167000000003781678969971835613250732421875,
        "lon": 32.37246669999999681976987631060183048248291015625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 16:22 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 18m
  • Data Points: 2 AIS positions
  • Period: 2026-07-03T16:22:40+00:00 to 2026-07-03T22:40:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 378,
    "points_in_zone": 2,
    "first_point": {
        "ts": "2026-07-03T16:22:40+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37223329999999776873664814047515392303466796875
    },
    "last_point": {
        "ts": "2026-07-03T22:40:40+00:00",
        "lat": 31.522716700000000145109879667870700359344482421875,
        "lon": 32.37250000000000227373675443232059478759765625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 15:07 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 1h 15m
  • Data Points: 5 AIS positions
  • Period: 2026-07-03T15:07:39+00:00 to 2026-07-03T16:22:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 75,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-07-03T15:07:39+00:00",
        "lat": 31.522349999999999425881469505839049816131591796875,
        "lon": 32.37225000000000108002495835535228252410888671875
    },
    "last_point": {
        "ts": "2026-07-03T16:22:40+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 13:10 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 3h 12m
  • Data Points: 7 AIS positions
  • Period: 2026-07-03T13:10:38+00:00 to 2026-07-03T16:22:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 192,
    "points_in_zone": 7,
    "first_point": {
        "ts": "2026-07-03T13:10:38+00:00",
        "lat": 31.522349999999999425881469505839049816131591796875,
        "lon": 32.37219999999999942019712761975824832916259765625
    },
    "last_point": {
        "ts": "2026-07-03T16:22:40+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 12:07 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 4h 15m
  • Data Points: 12 AIS positions
  • Period: 2026-07-03T12:07:41+00:00 to 2026-07-03T16:22:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 255,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-07-03T12:07:41+00:00",
        "lat": 31.522400000000001085709300241433084011077880859375,
        "lon": 32.3721833000000032143361750058829784393310546875
    },
    "last_point": {
        "ts": "2026-07-03T16:22:40+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 3, 2026 12:07 UTC 75.0% ▼
  • Duration: 4h 15m
  • Radius: 18 meters
  • Data Points: 12 AIS positions
  • Centroid: 31.5223, 32.3722
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 17.60000000000000142108547152020037174224853515625,
    "duration_minutes": 255,
    "points": 12,
    "centroid": {
        "lat": 31.522337500000002563638190622441470623016357421875,
        "lon": 32.37220832499999545461832894943654537200927734375
    },
    "bbox": {
        "min_lat": 31.522200000000001551825334900058805942535400390625,
        "min_lon": 32.37211669999999941182977636344730854034423828125,
        "max_lat": 31.522433299999999434248820762149989604949951171875,
        "max_lon": 32.37225000000000108002495835535228252410888671875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 11:22 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 5 hours
  • Data Points: 13 AIS positions
  • Period: 2026-07-03T11:22:40+00:00 to 2026-07-03T16:22:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 300,
    "points_in_zone": 13,
    "first_point": {
        "ts": "2026-07-03T11:22:40+00:00",
        "lat": 31.52236669999999918445610092021524906158447265625,
        "lon": 32.37216670000000107165760709904134273529052734375
    },
    "last_point": {
        "ts": "2026-07-03T16:22:40+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18
Loiter discovered_156
Jul 3, 2026 11:22 UTC 75.0% ▼
  • Duration: 5 hours
  • Radius: 18 meters
  • Data Points: 13 AIS positions
  • Centroid: 31.5223, 32.3722
  • Zone: discovered_156
Show Raw Evidence JSON
{
    "radius_m": 17.60000000000000142108547152020037174224853515625,
    "duration_minutes": 300,
    "points": 13,
    "centroid": {
        "lat": 31.522339746153850370546933845616877079010009765625,
        "lon": 32.37220512307693098819072474725544452667236328125
    },
    "bbox": {
        "min_lat": 31.522200000000001551825334900058805942535400390625,
        "min_lon": 32.37211669999999941182977636344730854034423828125,
        "max_lat": 31.522433299999999434248820762149989604949951171875,
        "max_lon": 32.37225000000000108002495835535228252410888671875
    },
    "zone_id": "discovered_156"
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 07:25 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 5h 48m
  • Data Points: 9 AIS positions
  • Period: 2026-07-03T07:25:37+00:00 to 2026-07-03T13:13:37+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 348,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-07-03T07:25:37+00:00",
        "lat": 31.522600000000000619593265582807362079620361328125,
        "lon": 32.37238330000000274822014034725725650787353515625
    },
    "last_point": {
        "ts": "2026-07-03T13:13:37+00:00",
        "lat": 31.522300000000001318767317570745944976806640625,
        "lon": 32.37221670000000273148543783463537693023681640625
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 06:37 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 15m
  • Data Points: 8 AIS positions
  • Period: 2026-07-03T06:37:39+00:00 to 2026-07-03T12:52:40+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 375,
    "points_in_zone": 8,
    "first_point": {
        "ts": "2026-07-03T06:37:39+00:00",
        "lat": 31.522516700000000611225914326496422290802001953125,
        "lon": 32.3723667000000006055415724404156208038330078125
    },
    "last_point": {
        "ts": "2026-07-03T12:52:40+00:00",
        "lat": 31.522316700000001077341948985122144222259521484375,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18
Zone Dwell discovered_156
Jul 3, 2026 05:40 UTC 80.0% ▼
  • Zone: discovered_156
  • Duration: 6h 36m
  • Data Points: 9 AIS positions
  • Period: 2026-07-03T05:40:39+00:00 to 2026-07-03T12:16:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_156",
    "zone_name": "Western Black Sea Surveillance Zone",
    "dwell_minutes": 396,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-07-03T05:40:39+00:00",
        "lat": 31.522549999999998959765434847213327884674072265625,
        "lon": 32.37238330000000274822014034725725650787353515625
    },
    "last_point": {
        "ts": "2026-07-03T12:16:38+00:00",
        "lat": 31.522400000000001085709300241433084011077880859375,
        "lon": 32.37223329999999776873664814047515392303466796875
    }
}
Methodology: 2026.01.18

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.