CHAIVO

IMO 9331048

Vessel information

Vessel Name CHAIVO View name history 📜
IMO Number 9331048
MMSI 273128310
Vessel Type LNG Tanker
Flag 🇷🇺 Russia View flag history 📜

Sanctioned by

🇬🇧 UK 2026-10-01

Management & Operations

ISM Manager
CRYOLINE MANAGEMENT LLC
House 6, ul Antona Buyukly Yuzhno-Sakhalinsk, Sakhalinskaya oblast, 693007, Russia.
Commercial Manager
TUDOR MARITIME LTD

Classification & Safety

Current Classification
Russian Maritime Register of Shipping Delivered

Port State Control (PSC) Inspections

⚠️
Risk Level
LOW
Last 36 Months
2
Inspections
Last Inspection
📍 Yangjiang
📅 2025-11-17

Programs & Notes

The Russia (Sanctions) (EU Exit) Regulations 2019

AIS Events

50 events detected • 3 zones • Last: Sep 6, 2026

Zone Dwell discovered_058 Sep 6, 2026 18:38 UTC 80.0%
  • Zone: discovered_058
  • Duration: 1h 14m
  • Data Points: 4 AIS positions
  • Period: 2026-09-06T18:38:02+00:00 to 2026-09-06T19:52:22+00:00
Show Raw Evidence JSON
{
    "zone_id": "discovered_058",
    "zone_name": "Eastern Sea of Japan Surveillance Zone",
    "dwell_minutes": 74.2999999999999971578290569595992565155029296875,
    "points_in_zone": 4,
    "first_point": {
        "ts": "2026-09-06T18:38:02+00:00",
        "lat": 45.7060917000000017651473172008991241455078125,
        "lon": 141.57617329999999356004991568624973297119140625
    },
    "last_point": {
        "ts": "2026-09-06T19:52:22+00:00",
        "lat": 45.6124717000000003963577910326421260833740234375,
        "lon": 142.063950000000005502442945726215839385986328125
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 15:02 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 1h 6m
  • Data Points: 18 AIS positions
  • Period: 2026-08-18T15:02:48+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 66.5,
    "points_in_zone": 18,
    "first_point": {
        "ts": "2026-08-18T15:02:48+00:00",
        "lat": 46.07863830000000149311745190061628818511962890625,
        "lon": 142.705426700000003847890184260904788970947265625
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 14:40 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 1h 29m
  • Data Points: 25 AIS positions
  • Period: 2026-08-18T14:40:19+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 89,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-08-18T14:40:19+00:00",
        "lat": 46.1724116999999978361302055418491363525390625,
        "lon": 142.746630000000010340954759158194065093994140625
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 13:10 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 2h 58m
  • Data Points: 33 AIS positions
  • Period: 2026-08-18T13:10:25+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 178.900000000000005684341886080801486968994140625,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-08-18T13:10:25+00:00",
        "lat": 46.34557499999999663486960344016551971435546875,
        "lon": 142.826613299999991113509167917072772979736328125
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 18, 2026 13:10 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 2h 8m
  • Data Points: 20 AIS positions
  • Period: 2026-08-18T13:10:25+00:00 to 2026-08-18T15:19:06+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 128.69999999999998863131622783839702606201171875,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-08-18T13:10:25+00:00",
        "lat": 46.34557499999999663486960344016551971435546875,
        "lon": 142.826613299999991113509167917072772979736328125
    },
    "last_point": {
        "ts": "2026-08-18T15:19:06+00:00",
        "lat": 46.0109283000000033325704862363636493682861328125,
        "lon": 142.6767849999999953070073388516902923583984375
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 12:17 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 3h 51m
  • Data Points: 42 AIS positions
  • Period: 2026-08-18T12:17:40+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 231.69999999999998863131622783839702606201171875,
    "points_in_zone": 42,
    "first_point": {
        "ts": "2026-08-18T12:17:40+00:00",
        "lat": 46.21935500000000018872015061788260936737060546875,
        "lon": 142.922973299999995333564584143459796905517578125
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 18, 2026 12:17 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 3h 1m
  • Data Points: 29 AIS positions
  • Period: 2026-08-18T12:17:40+00:00 to 2026-08-18T15:19:06+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 181.400000000000005684341886080801486968994140625,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-08-18T12:17:40+00:00",
        "lat": 46.21935500000000018872015061788260936737060546875,
        "lon": 142.922973299999995333564584143459796905517578125
    },
    "last_point": {
        "ts": "2026-08-18T15:19:06+00:00",
        "lat": 46.0109283000000033325704862363636493682861328125,
        "lon": 142.6767849999999953070073388516902923583984375
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 18, 2026 11:29 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 3h 49m
  • Data Points: 37 AIS positions
  • Period: 2026-08-18T11:29:29+00:00 to 2026-08-18T15:19:06+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 229.599999999999994315658113919198513031005859375,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-08-18T11:29:29+00:00",
        "lat": 46.00497829999999765959728392772376537322998046875,
        "lon": 143.06751669999999876381480135023593902587890625
    },
    "last_point": {
        "ts": "2026-08-18T15:19:06+00:00",
        "lat": 46.0109283000000033325704862363636493682861328125,
        "lon": 142.6767849999999953070073388516902923583984375
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 11:01 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 5h 7m
  • Data Points: 55 AIS positions
  • Period: 2026-08-18T11:01:58+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 307.3999999999999772626324556767940521240234375,
    "points_in_zone": 55,
    "first_point": {
        "ts": "2026-08-18T11:01:58+00:00",
        "lat": 45.8758332999999964840753818862140178680419921875,
        "lon": 143.135279999999994515746948309242725372314453125
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 18, 2026 10:44 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 5h 24m
  • Data Points: 59 AIS positions
  • Period: 2026-08-18T10:44:28+00:00 to 2026-08-18T16:09:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 324.8999999999999772626324556767940521240234375,
    "points_in_zone": 59,
    "first_point": {
        "ts": "2026-08-18T10:44:28+00:00",
        "lat": 45.804806700000000319050741381943225860595703125,
        "lon": 143.19990830000000414656824432313442230224609375
    },
    "last_point": {
        "ts": "2026-08-18T16:09:19+00:00",
        "lat": 45.8058582999999970297722029499709606170654296875,
        "lon": 142.588633299999997916529537178575992584228515625
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 10:06 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 1h 17m
  • Data Points: 8 AIS positions
  • Period: 2026-08-01T10:06:50+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 77.7999999999999971578290569595992565155029296875,
    "points_in_zone": 8,
    "first_point": {
        "ts": "2026-08-01T10:06:50+00:00",
        "lat": 46.61112829999999718211256549693644046783447265625,
        "lon": 142.685106700000005730544216930866241455078125
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 10:06 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 1h 17m
  • Data Points: 8 AIS positions
  • Period: 2026-08-01T10:06:50+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 77.7999999999999971578290569595992565155029296875,
    "points_in_zone": 8,
    "first_point": {
        "ts": "2026-08-01T10:06:50+00:00",
        "lat": 46.61112829999999718211256549693644046783447265625,
        "lon": 142.685106700000005730544216930866241455078125
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 09:21 UTC 75.0%
  • Duration: 2h 3m
  • Radius: 36 meters
  • Data Points: 14 AIS positions
  • Centroid: 46.6111, 142.6851
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 36,
    "duration_minutes": 123.5,
    "points": 14,
    "centroid": {
        "lat": 46.61113225714286301126776379533112049102783203125,
        "lon": 142.685070364285735422527068294584751129150390625
    },
    "bbox": {
        "min_lat": 46.61081829999999825986378709785640239715576171875,
        "min_lon": 142.684953299999989440038916654884815216064453125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 09:21 UTC 75.0%
  • Duration: 2h 3m
  • Radius: 36 meters
  • Data Points: 14 AIS positions
  • Centroid: 46.6111, 142.6851
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 36,
    "duration_minutes": 123.5,
    "points": 14,
    "centroid": {
        "lat": 46.61113225714286301126776379533112049102783203125,
        "lon": 142.685070364285735422527068294584751129150390625
    },
    "bbox": {
        "min_lat": 46.61081829999999825986378709785640239715576171875,
        "min_lon": 142.684953299999989440038916654884815216064453125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 09:21 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 2h 3m
  • Data Points: 14 AIS positions
  • Period: 2026-08-01T09:21:06+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 123.5,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-08-01T09:21:06+00:00",
        "lat": 46.611238299999996570477378554642200469970703125,
        "lon": 142.685030000000011796146281994879245758056640625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 09:21 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 2h 3m
  • Data Points: 14 AIS positions
  • Period: 2026-08-01T09:21:06+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 123.5,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-08-01T09:21:06+00:00",
        "lat": 46.611238299999996570477378554642200469970703125,
        "lon": 142.685030000000011796146281994879245758056640625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 08:03 UTC 75.0%
  • Duration: 3h 21m
  • Radius: 28 meters
  • Data Points: 25 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 28.10000000000000142108547152020037174224853515625,
    "duration_minutes": 201.599999999999994315658113919198513031005859375,
    "points": 25,
    "centroid": {
        "lat": 46.6110646039999920731133897788822650909423828125,
        "lon": 142.6850372039999683693167753517627716064453125
    },
    "bbox": {
        "min_lat": 46.61081829999999825986378709785640239715576171875,
        "min_lon": 142.684899999999998954081092961132526397705078125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 08:03 UTC 75.0%
  • Duration: 3h 21m
  • Radius: 28 meters
  • Data Points: 25 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 28.10000000000000142108547152020037174224853515625,
    "duration_minutes": 201.599999999999994315658113919198513031005859375,
    "points": 25,
    "centroid": {
        "lat": 46.6110646039999920731133897788822650909423828125,
        "lon": 142.6850372039999683693167753517627716064453125
    },
    "bbox": {
        "min_lat": 46.61081829999999825986378709785640239715576171875,
        "min_lon": 142.684899999999998954081092961132526397705078125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 08:03 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 3h 21m
  • Data Points: 25 AIS positions
  • Period: 2026-08-01T08:03:03+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 201.599999999999994315658113919198513031005859375,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-08-01T08:03:03+00:00",
        "lat": 46.61090329999999681831468478776514530181884765625,
        "lon": 142.684940000000011650627129711210727691650390625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 08:03 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 3h 21m
  • Data Points: 25 AIS positions
  • Period: 2026-08-01T08:03:03+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 201.599999999999994315658113919198513031005859375,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-08-01T08:03:03+00:00",
        "lat": 46.61090329999999681831468478776514530181884765625,
        "lon": 142.684940000000011650627129711210727691650390625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 07:21 UTC 75.0%
  • Duration: 4h 3m
  • Radius: 42 meters
  • Data Points: 29 AIS positions
  • Centroid: 46.6110, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 42.2000000000000028421709430404007434844970703125,
    "duration_minutes": 243.30000000000001136868377216160297393798828125,
    "points": 29,
    "centroid": {
        "lat": 46.611011096551720811476116068661212921142578125,
        "lon": 142.6850291448275811490020714700222015380859375
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684899999999998954081092961132526397705078125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 07:21 UTC 75.0%
  • Duration: 4h 3m
  • Radius: 42 meters
  • Data Points: 29 AIS positions
  • Centroid: 46.6110, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 42.2000000000000028421709430404007434844970703125,
    "duration_minutes": 243.30000000000001136868377216160297393798828125,
    "points": 29,
    "centroid": {
        "lat": 46.611011096551720811476116068661212921142578125,
        "lon": 142.6850291448275811490020714700222015380859375
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684899999999998954081092961132526397705078125,
        "max_lat": 46.61131329999999906021912465803325176239013671875,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 07:21 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 4h 3m
  • Data Points: 29 AIS positions
  • Period: 2026-08-01T07:21:20+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 243.30000000000001136868377216160297393798828125,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-08-01T07:21:20+00:00",
        "lat": 46.61063999999999651890902896411716938018798828125,
        "lon": 142.68495669999998654020600952208042144775390625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 07:21 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 4h 3m
  • Data Points: 29 AIS positions
  • Period: 2026-08-01T07:21:20+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 243.30000000000001136868377216160297393798828125,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-08-01T07:21:20+00:00",
        "lat": 46.61063999999999651890902896411716938018798828125,
        "lon": 142.68495669999998654020600952208042144775390625
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 06:07 UTC 75.0%
  • Duration: 5h 16m
  • Radius: 51 meters
  • Data Points: 34 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 50.7000000000000028421709430404007434844970703125,
    "duration_minutes": 316.6000000000000227373675443232059478759765625,
    "points": 34,
    "centroid": {
        "lat": 46.6110673088235358818565146066248416900634765625,
        "lon": 142.685009123529425778542645275592803955078125
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 06:07 UTC 75.0%
  • Duration: 5h 16m
  • Radius: 51 meters
  • Data Points: 34 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 50.7000000000000028421709430404007434844970703125,
    "duration_minutes": 316.6000000000000227373675443232059478759765625,
    "points": 34,
    "centroid": {
        "lat": 46.6110673088235358818565146066248416900634765625,
        "lon": 142.685009123529425778542645275592803955078125
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 06:07 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 5h 16m
  • Data Points: 34 AIS positions
  • Period: 2026-08-01T06:07:59+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 316.6000000000000227373675443232059478759765625,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-08-01T06:07:59+00:00",
        "lat": 46.6114867000000003827153705060482025146484375,
        "lon": 142.6848850000000084037310443818569183349609375
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 06:07 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 5h 16m
  • Data Points: 34 AIS positions
  • Period: 2026-08-01T06:07:59+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 316.6000000000000227373675443232059478759765625,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-08-01T06:07:59+00:00",
        "lat": 46.6114867000000003827153705060482025146484375,
        "lon": 142.6848850000000084037310443818569183349609375
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 05:55 UTC 75.0%
  • Duration: 5h 28m
  • Radius: 50 meters
  • Data Points: 35 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 49.60000000000000142108547152020037174224853515625,
    "duration_minutes": 328.69999999999998863131622783839702606201171875,
    "points": 35,
    "centroid": {
        "lat": 46.611077622857152391588897444307804107666015625,
        "lon": 142.685009242857148592520388774573802947998046875
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 05:55 UTC 75.0%
  • Duration: 5h 28m
  • Radius: 50 meters
  • Data Points: 35 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 49.60000000000000142108547152020037174224853515625,
    "duration_minutes": 328.69999999999998863131622783839702606201171875,
    "points": 35,
    "centroid": {
        "lat": 46.611077622857152391588897444307804107666015625,
        "lon": 142.685009242857148592520388774573802947998046875
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 05:55 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 5h 28m
  • Data Points: 35 AIS positions
  • Period: 2026-08-01T05:55:57+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 328.69999999999998863131622783839702606201171875,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-08-01T05:55:57+00:00",
        "lat": 46.61142830000000003565219230949878692626953125,
        "lon": 142.685013300000008484857971780002117156982421875
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 05:55 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 5h 28m
  • Data Points: 35 AIS positions
  • Period: 2026-08-01T05:55:57+00:00 to 2026-08-01T11:24:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 328.69999999999998863131622783839702606201171875,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-08-01T05:55:57+00:00",
        "lat": 46.61142830000000003565219230949878692626953125,
        "lon": 142.685013300000008484857971780002117156982421875
    },
    "last_point": {
        "ts": "2026-08-01T11:24:38+00:00",
        "lat": 46.61081829999999825986378709785640239715576171875,
        "lon": 142.684953299999989440038916654884815216064453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 04:12 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 50 meters
  • Data Points: 35 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 49.89999999999999857891452847979962825775146484375,
    "duration_minutes": 394.3999999999999772626324556767940521240234375,
    "points": 35,
    "centroid": {
        "lat": 46.61108238571429041030569351278245449066162109375,
        "lon": 142.6850117171428564688540063798427581787109375
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 04:12 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 50 meters
  • Data Points: 35 AIS positions
  • Centroid: 46.6111, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 49.89999999999999857891452847979962825775146484375,
    "duration_minutes": 394.3999999999999772626324556767940521240234375,
    "points": 35,
    "centroid": {
        "lat": 46.61108238571429041030569351278245449066162109375,
        "lon": 142.6850117171428564688540063798427581787109375
    },
    "bbox": {
        "min_lat": 46.6106350000000020372681319713592529296875,
        "min_lon": 142.684859999999986257535056211054325103759765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522830000000567451934330165386199951171875
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 04:12 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 6h 34m
  • Data Points: 35 AIS positions
  • Period: 2026-08-01T04:34:57+00:00 to 2026-08-01T11:09:24+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 394.3999999999999772626324556767940521240234375,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-08-01T04:34:57+00:00",
        "lat": 46.610894999999999299689079634845256805419921875,
        "lon": 142.684968300000008412098395638167858123779296875
    },
    "last_point": {
        "ts": "2026-08-01T11:09:24+00:00",
        "lat": 46.6112116999999983590896590612828731536865234375,
        "lon": 142.68522830000000567451934330165386199951171875
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 04:12 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 6h 34m
  • Data Points: 35 AIS positions
  • Period: 2026-08-01T04:34:57+00:00 to 2026-08-01T11:09:24+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 394.3999999999999772626324556767940521240234375,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-08-01T04:34:57+00:00",
        "lat": 46.610894999999999299689079634845256805419921875,
        "lon": 142.684968300000008412098395638167858123779296875
    },
    "last_point": {
        "ts": "2026-08-01T11:09:24+00:00",
        "lat": 46.6112116999999983590896590612828731536865234375,
        "lon": 142.68522830000000567451934330165386199951171875
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 03:07 UTC 75.0%
  • Duration: 6h 38m
  • Radius: 59 meters
  • Data Points: 37 AIS positions
  • Centroid: 46.6110, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 59,
    "duration_minutes": 398.69999999999998863131622783839702606201171875,
    "points": 37,
    "centroid": {
        "lat": 46.6110018486486552546921302564442157745361328125,
        "lon": 142.684982299999973065496305935084819793701171875
    },
    "bbox": {
        "min_lat": 46.61047330000000243899194174446165561676025390625,
        "min_lon": 142.68484330000001136795617640018463134765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.6851182999999991807271726429462432861328125
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 03:07 UTC 75.0%
  • Duration: 6h 38m
  • Radius: 59 meters
  • Data Points: 37 AIS positions
  • Centroid: 46.6110, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 59,
    "duration_minutes": 398.69999999999998863131622783839702606201171875,
    "points": 37,
    "centroid": {
        "lat": 46.6110018486486552546921302564442157745361328125,
        "lon": 142.684982299999973065496305935084819793701171875
    },
    "bbox": {
        "min_lat": 46.61047330000000243899194174446165561676025390625,
        "min_lon": 142.68484330000001136795617640018463134765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.6851182999999991807271726429462432861328125
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 03:07 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 6h 38m
  • Data Points: 37 AIS positions
  • Period: 2026-08-01T03:31:07+00:00 to 2026-08-01T10:09:50+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 398.69999999999998863131622783839702606201171875,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-08-01T03:31:07+00:00",
        "lat": 46.61047330000000243899194174446165561676025390625,
        "lon": 142.68491829999999254141584970057010650634765625
    },
    "last_point": {
        "ts": "2026-08-01T10:09:50+00:00",
        "lat": 46.61115499999999656211002729833126068115234375,
        "lon": 142.6851182999999991807271726429462432861328125
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 03:07 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 6h 38m
  • Data Points: 37 AIS positions
  • Period: 2026-08-01T03:31:07+00:00 to 2026-08-01T10:09:50+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 398.69999999999998863131622783839702606201171875,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-08-01T03:31:07+00:00",
        "lat": 46.61047330000000243899194174446165561676025390625,
        "lon": 142.68491829999999254141584970057010650634765625
    },
    "last_point": {
        "ts": "2026-08-01T10:09:50+00:00",
        "lat": 46.61115499999999656211002729833126068115234375,
        "lon": 142.6851182999999991807271726429462432861328125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 02:01 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 67 meters
  • Data Points: 36 AIS positions
  • Centroid: 46.6109, 142.6850
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 66.599999999999994315658113919198513031005859375,
    "duration_minutes": 394.6000000000000227373675443232059478759765625,
    "points": 36,
    "centroid": {
        "lat": 46.6109163444444476454009418375790119171142578125,
        "lon": 142.684954586111103935763821937143802642822265625
    },
    "bbox": {
        "min_lat": 46.61047330000000243899194174446165561676025390625,
        "min_lon": 142.68484330000001136795617640018463134765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.685079999999999245119397528469562530517578125
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 02:01 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 67 meters
  • Data Points: 36 AIS positions
  • Centroid: 46.6109, 142.6850
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 66.599999999999994315658113919198513031005859375,
    "duration_minutes": 394.6000000000000227373675443232059478759765625,
    "points": 36,
    "centroid": {
        "lat": 46.6109163444444476454009418375790119171142578125,
        "lon": 142.684954586111103935763821937143802642822265625
    },
    "bbox": {
        "min_lat": 46.61047330000000243899194174446165561676025390625,
        "min_lon": 142.68484330000001136795617640018463134765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.685079999999999245119397528469562530517578125
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 02:01 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 6h 34m
  • Data Points: 36 AIS positions
  • Period: 2026-08-01T02:52:15+00:00 to 2026-08-01T09:26:48+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 394.6000000000000227373675443232059478759765625,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-08-01T02:52:15+00:00",
        "lat": 46.61067829999999645451680407859385013580322265625,
        "lon": 142.684921699999989641582942567765712738037109375
    },
    "last_point": {
        "ts": "2026-08-01T09:26:48+00:00",
        "lat": 46.611271700000003193053998984396457672119140625,
        "lon": 142.685034999999999172359821386635303497314453125
    }
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 02:01 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 6h 34m
  • Data Points: 36 AIS positions
  • Period: 2026-08-01T02:52:15+00:00 to 2026-08-01T09:26:48+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 394.6000000000000227373675443232059478759765625,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-08-01T02:52:15+00:00",
        "lat": 46.61067829999999645451680407859385013580322265625,
        "lon": 142.684921699999989641582942567765712738037109375
    },
    "last_point": {
        "ts": "2026-08-01T09:26:48+00:00",
        "lat": 46.611271700000003193053998984396457672119140625,
        "lon": 142.685034999999999172359821386635303497314453125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 01:21 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 129 meters
  • Data Points: 33 AIS positions
  • Centroid: 46.6108, 142.6849
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 129.19999999999998863131622783839702606201171875,
    "duration_minutes": 394.69999999999998863131622783839702606201171875,
    "points": 33,
    "centroid": {
        "lat": 46.61081903939395232328024576418101787567138671875,
        "lon": 142.684918890909102628938853740692138671875
    },
    "bbox": {
        "min_lat": 46.60976329999999734354787506163120269775390625,
        "min_lon": 142.684214999999994688550941646099090576171875,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522500000000263753463514149188995361328125
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 01:21 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 129 meters
  • Data Points: 33 AIS positions
  • Centroid: 46.6108, 142.6849
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 129.19999999999998863131622783839702606201171875,
    "duration_minutes": 394.69999999999998863131622783839702606201171875,
    "points": 33,
    "centroid": {
        "lat": 46.61081903939395232328024576418101787567138671875,
        "lon": 142.684918890909102628938853740692138671875
    },
    "bbox": {
        "min_lat": 46.60976329999999734354787506163120269775390625,
        "min_lon": 142.684214999999994688550941646099090576171875,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522500000000263753463514149188995361328125
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Zone Dwell Sakhalin South Approach Aug 1, 2026 01:21 UTC 80.0%
  • Zone: Sakhalin South Approach
  • Duration: 6h 34m
  • Data Points: 33 AIS positions
  • Period: 2026-08-01T01:33:59+00:00 to 2026-08-01T08:08:39+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_sakhalin_south",
    "zone_name": "Sakhalin South Approach",
    "dwell_minutes": 394.69999999999998863131622783839702606201171875,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-08-01T01:33:59+00:00",
        "lat": 46.60976329999999734354787506163120269775390625,
        "lon": 142.684214999999994688550941646099090576171875
    },
    "last_point": {
        "ts": "2026-08-01T08:08:39+00:00",
        "lat": 46.61097170000000033951437217183411121368408203125,
        "lon": 142.68496329999999261417542584240436553955078125
    }
}

Methodology: 2026.01.18

Zone Dwell Prigorodnoye/Sakhalin LNG Aug 1, 2026 01:21 UTC 80.0%
  • Zone: Prigorodnoye/Sakhalin LNG
  • Duration: 6h 34m
  • Data Points: 33 AIS positions
  • Period: 2026-08-01T01:33:59+00:00 to 2026-08-01T08:08:39+00:00
Show Raw Evidence JSON
{
    "zone_id": "russia_prigorodnoye",
    "zone_name": "Prigorodnoye\/Sakhalin LNG",
    "dwell_minutes": 394.69999999999998863131622783839702606201171875,
    "points_in_zone": 33,
    "first_point": {
        "ts": "2026-08-01T01:33:59+00:00",
        "lat": 46.60976329999999734354787506163120269775390625,
        "lon": 142.684214999999994688550941646099090576171875
    },
    "last_point": {
        "ts": "2026-08-01T08:08:39+00:00",
        "lat": 46.61097170000000033951437217183411121368408203125,
        "lon": 142.68496329999999261417542584240436553955078125
    }
}

Methodology: 2026.01.18

Loiter Sakhalin South Approach Aug 1, 2026 00:01 UTC 75.0%
  • Duration: 6h 29m
  • Radius: 207 meters
  • Data Points: 29 AIS positions
  • Centroid: 46.6107, 142.6848
  • Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
    "radius_m": 206.5,
    "duration_minutes": 389.3999999999999772626324556767940521240234375,
    "points": 29,
    "centroid": {
        "lat": 46.61072068620689634599330020137131214141845703125,
        "lon": 142.684811782758600884335464797914028167724609375
    },
    "bbox": {
        "min_lat": 46.6092349999999981946530169807374477386474609375,
        "min_lon": 142.683193299999999226201907731592655181884765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522500000000263753463514149188995361328125
    },
    "zone_id": "russia_sakhalin_south"
}

Methodology: 2026.01.18

Loiter Prigorodnoye/Sakhalin LNG Aug 1, 2026 00:01 UTC 75.0%
  • Duration: 6h 29m
  • Radius: 207 meters
  • Data Points: 29 AIS positions
  • Centroid: 46.6107, 142.6848
  • Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
    "radius_m": 206.5,
    "duration_minutes": 389.3999999999999772626324556767940521240234375,
    "points": 29,
    "centroid": {
        "lat": 46.61072068620689634599330020137131214141845703125,
        "lon": 142.684811782758600884335464797914028167724609375
    },
    "bbox": {
        "min_lat": 46.6092349999999981946530169807374477386474609375,
        "min_lon": 142.683193299999999226201907731592655181884765625,
        "max_lat": 46.61151170000000121262928587384521961212158203125,
        "max_lon": 142.68522500000000263753463514149188995361328125
    },
    "zone_id": "russia_prigorodnoye"
}

Methodology: 2026.01.18

Sanctioned on the same day