IMO 9307188
Vessel information
Vessel Name
METHANE RITA ANDREA
IMO Number
9307188
MMSI
477248600
Vessel Type
Tanker
Flag
🇭🇰 HONG KONG
Call Sign
VRXV9
Length
283 m
Beam
43 m
Detected Events (100)
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 26m
- Data Points: 36 AIS positions
- Period: 2026-07-19T09:11:37+00:00 to 2026-07-19T15:38:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 386.8999999999999772626324556767940521240234375,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T09:11:37+00:00",
"lat": 46.3707567000000011603333405219018459320068359375,
"lon": 142.717723299999988739727996289730072021484375
},
"last_point": {
"ts": "2026-07-19T15:38:33+00:00",
"lat": 46.37161669999999702440618420951068401336669921875,
"lon": 142.71733829999999443316482938826084136962890625
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 26m
- Data Points: 36 AIS positions
- Period: 2026-07-19T09:11:37+00:00 to 2026-07-19T15:38:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 386.8999999999999772626324556767940521240234375,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T09:11:37+00:00",
"lat": 46.3707567000000011603333405219018459320068359375,
"lon": 142.717723299999988739727996289730072021484375
},
"last_point": {
"ts": "2026-07-19T15:38:33+00:00",
"lat": 46.37161669999999702440618420951068401336669921875,
"lon": 142.71733829999999443316482938826084136962890625
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 26m
- Radius: 120 meters
- Data Points: 36 AIS positions
- Centroid: 46.3706, 142.7177
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 119.7000000000000028421709430404007434844970703125,
"duration_minutes": 386.8999999999999772626324556767940521240234375,
"points": 36,
"centroid": {
"lat": 46.37057309722221276615528040565550327301025390625,
"lon": 142.717720741666681760762003250420093536376953125
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71728669999998828643583692610263824462890625,
"max_lat": 46.37161669999999702440618420951068401336669921875,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 26m
- Radius: 120 meters
- Data Points: 36 AIS positions
- Centroid: 46.3706, 142.7177
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 119.7000000000000028421709430404007434844970703125,
"duration_minutes": 386.8999999999999772626324556767940521240234375,
"points": 36,
"centroid": {
"lat": 46.37057309722221276615528040565550327301025390625,
"lon": 142.717720741666681760762003250420093536376953125
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71728669999998828643583692610263824462890625,
"max_lat": 46.37161669999999702440618420951068401336669921875,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 30m
- Data Points: 36 AIS positions
- Period: 2026-07-19T08:56:34+00:00 to 2026-07-19T15:26:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 390,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T08:56:34+00:00",
"lat": 46.3709132999999980029315338470041751861572265625,
"lon": 142.717701699999992115408531390130519866943359375
},
"last_point": {
"ts": "2026-07-19T15:26:35+00:00",
"lat": 46.371516700000000810177880339324474334716796875,
"lon": 142.71728669999998828643583692610263824462890625
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Data Points: 36 AIS positions
- Period: 2026-07-19T08:56:34+00:00 to 2026-07-19T15:26:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 390,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T08:56:34+00:00",
"lat": 46.3709132999999980029315338470041751861572265625,
"lon": 142.717701699999992115408531390130519866943359375
},
"last_point": {
"ts": "2026-07-19T15:26:35+00:00",
"lat": 46.371516700000000810177880339324474334716796875,
"lon": 142.71728669999998828643583692610263824462890625
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Radius: 112 meters
- Data Points: 36 AIS positions
- Centroid: 46.3706, 142.7177
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 112.400000000000005684341886080801486968994140625,
"duration_minutes": 390,
"points": 36,
"centroid": {
"lat": 46.3705535583333272597883478738367557525634765625,
"lon": 142.717730836111144299138686619699001312255859375
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71728669999998828643583692610263824462890625,
"max_lat": 46.37151829999999819165168446488678455352783203125,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 30m
- Radius: 112 meters
- Data Points: 36 AIS positions
- Centroid: 46.3706, 142.7177
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 112.400000000000005684341886080801486968994140625,
"duration_minutes": 390,
"points": 36,
"centroid": {
"lat": 46.3705535583333272597883478738367557525634765625,
"lon": 142.717730836111144299138686619699001312255859375
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71728669999998828643583692610263824462890625,
"max_lat": 46.37151829999999819165168446488678455352783203125,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Data Points: 35 AIS positions
- Period: 2026-07-19T07:38:34+00:00 to 2026-07-19T14:08:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 390,
"points_in_zone": 35,
"first_point": {
"ts": "2026-07-19T07:38:34+00:00",
"lat": 46.37205329999999747769834357313811779022216796875,
"lon": 142.71764170000000149229890666902065277099609375
},
"last_point": {
"ts": "2026-07-19T14:08:33+00:00",
"lat": 46.37098329999999890560502535663545131683349609375,
"lon": 142.71733499999999139618012122809886932373046875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 30m
- Data Points: 35 AIS positions
- Period: 2026-07-19T07:38:34+00:00 to 2026-07-19T14:08:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 390,
"points_in_zone": 35,
"first_point": {
"ts": "2026-07-19T07:38:34+00:00",
"lat": 46.37205329999999747769834357313811779022216796875,
"lon": 142.71764170000000149229890666902065277099609375
},
"last_point": {
"ts": "2026-07-19T14:08:33+00:00",
"lat": 46.37098329999999890560502535663545131683349609375,
"lon": 142.71733499999999139618012122809886932373046875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Radius: 167 meters
- Data Points: 35 AIS positions
- Centroid: 46.3706, 142.7178
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 166.69999999999998863131622783839702606201171875,
"duration_minutes": 390,
"points": 35,
"centroid": {
"lat": 46.37055641999999267000021063722670078277587890625,
"lon": 142.717764288571487441004137508571147918701171875
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71733499999999139618012122809886932373046875,
"max_lat": 46.37205329999999747769834357313811779022216796875,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 30m
- Radius: 167 meters
- Data Points: 35 AIS positions
- Centroid: 46.3706, 142.7178
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 166.69999999999998863131622783839702606201171875,
"duration_minutes": 390,
"points": 35,
"centroid": {
"lat": 46.37055641999999267000021063722670078277587890625,
"lon": 142.717764288571487441004137508571147918701171875
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71733499999999139618012122809886932373046875,
"max_lat": 46.37205329999999747769834357313811779022216796875,
"max_lon": 142.718358300000005556285032071173191070556640625
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Data Points: 39 AIS positions
- Period: 2026-07-19T06:41:33+00:00 to 2026-07-19T13:17:32+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 396,
"points_in_zone": 39,
"first_point": {
"ts": "2026-07-19T06:41:33+00:00",
"lat": 46.37335829999999958772605168633162975311279296875,
"lon": 142.71872669999999061474227346479892730712890625
},
"last_point": {
"ts": "2026-07-19T13:17:32+00:00",
"lat": 46.3708299999999979945641825906932353973388671875,
"lon": 142.717414999999988367562764324247837066650390625
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 36m
- Data Points: 39 AIS positions
- Period: 2026-07-19T06:41:33+00:00 to 2026-07-19T13:17:32+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 396,
"points_in_zone": 39,
"first_point": {
"ts": "2026-07-19T06:41:33+00:00",
"lat": 46.37335829999999958772605168633162975311279296875,
"lon": 142.71872669999999061474227346479892730712890625
},
"last_point": {
"ts": "2026-07-19T13:17:32+00:00",
"lat": 46.3708299999999979945641825906932353973388671875,
"lon": 142.717414999999988367562764324247837066650390625
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Radius: 263 meters
- Data Points: 39 AIS positions
- Centroid: 46.3711, 142.7180
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 262.80000000000001136868377216160297393798828125,
"duration_minutes": 396,
"points": 39,
"centroid": {
"lat": 46.3710680717948662277194671332836151123046875,
"lon": 142.717977012820512072721612639725208282470703125
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.717414999999988367562764324247837066650390625,
"max_lat": 46.37337169999999986202965374104678630828857421875,
"max_lon": 142.718748299999987239061738364398479461669921875
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 36m
- Radius: 263 meters
- Data Points: 39 AIS positions
- Centroid: 46.3711, 142.7180
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 262.80000000000001136868377216160297393798828125,
"duration_minutes": 396,
"points": 39,
"centroid": {
"lat": 46.3710680717948662277194671332836151123046875,
"lon": 142.717977012820512072721612639725208282470703125
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.717414999999988367562764324247837066650390625,
"max_lat": 46.37337169999999986202965374104678630828857421875,
"max_lon": 142.718748299999987239061738364398479461669921875
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 33m
- Data Points: 36 AIS positions
- Period: 2026-07-19T05:41:27+00:00 to 2026-07-19T12:14:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 393.1000000000000227373675443232059478759765625,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T05:41:27+00:00",
"lat": 46.37337670000000144909790833480656147003173828125,
"lon": 142.718801700000000209911377169191837310791015625
},
"last_point": {
"ts": "2026-07-19T12:14:35+00:00",
"lat": 46.37040329999999954679879010654985904693603515625,
"lon": 142.717614999999995006874087266623973846435546875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 33m
- Data Points: 36 AIS positions
- Period: 2026-07-19T05:41:27+00:00 to 2026-07-19T12:14:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 393.1000000000000227373675443232059478759765625,
"points_in_zone": 36,
"first_point": {
"ts": "2026-07-19T05:41:27+00:00",
"lat": 46.37337670000000144909790833480656147003173828125,
"lon": 142.718801700000000209911377169191837310791015625
},
"last_point": {
"ts": "2026-07-19T12:14:35+00:00",
"lat": 46.37040329999999954679879010654985904693603515625,
"lon": 142.717614999999995006874087266623973846435546875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 33m
- Radius: 225 meters
- Data Points: 36 AIS positions
- Centroid: 46.3715, 142.7182
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 224.5,
"duration_minutes": 393.1000000000000227373675443232059478759765625,
"points": 36,
"centroid": {
"lat": 46.3714910611111150728902430273592472076416015625,
"lon": 142.7181832916666053279186598956584930419921875
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37345169999999683341229683719575405120849609375,
"max_lon": 142.718885000000000218278728425502777099609375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 33m
- Radius: 225 meters
- Data Points: 36 AIS positions
- Centroid: 46.3715, 142.7182
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 224.5,
"duration_minutes": 393.1000000000000227373675443232059478759765625,
"points": 36,
"centroid": {
"lat": 46.3714910611111150728902430273592472076416015625,
"lon": 142.7181832916666053279186598956584930419921875
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37345169999999683341229683719575405120849609375,
"max_lon": 142.718885000000000218278728425502777099609375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 27m
- Data Points: 37 AIS positions
- Period: 2026-07-19T04:50:32+00:00 to 2026-07-19T11:17:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 387.1000000000000227373675443232059478759765625,
"points_in_zone": 37,
"first_point": {
"ts": "2026-07-19T04:50:32+00:00",
"lat": 46.37353499999999684177964809350669384002685546875,
"lon": 142.71899500000000671207089908421039581298828125
},
"last_point": {
"ts": "2026-07-19T11:17:35+00:00",
"lat": 46.37004830000000055179043556563556194305419921875,
"lon": 142.71802999999999883584678173065185546875
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Data Points: 37 AIS positions
- Period: 2026-07-19T04:50:32+00:00 to 2026-07-19T11:17:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 387.1000000000000227373675443232059478759765625,
"points_in_zone": 37,
"first_point": {
"ts": "2026-07-19T04:50:32+00:00",
"lat": 46.37353499999999684177964809350669384002685546875,
"lon": 142.71899500000000671207089908421039581298828125
},
"last_point": {
"ts": "2026-07-19T11:17:35+00:00",
"lat": 46.37004830000000055179043556563556194305419921875,
"lon": 142.71802999999999883584678173065185546875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Radius: 222 meters
- Data Points: 37 AIS positions
- Centroid: 46.3719, 142.7183
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 222,
"duration_minutes": 387.1000000000000227373675443232059478759765625,
"points": 37,
"centroid": {
"lat": 46.3718666189189292481387383304536342620849609375,
"lon": 142.718303521621606932967551983892917633056640625
},
"bbox": {
"min_lat": 46.36986999999999881083567743189632892608642578125,
"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 27m
- Radius: 222 meters
- Data Points: 37 AIS positions
- Centroid: 46.3719, 142.7183
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 222,
"duration_minutes": 387.1000000000000227373675443232059478759765625,
"points": 37,
"centroid": {
"lat": 46.3718666189189292481387383304536342620849609375,
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},
"bbox": {
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"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 39m
- Data Points: 33 AIS positions
- Period: 2026-07-19T03:20:34+00:00 to 2026-07-19T09:59:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 399,
"points_in_zone": 33,
"first_point": {
"ts": "2026-07-19T03:20:34+00:00",
"lat": 46.3732150000000018508217181079089641571044921875,
"lon": 142.7182966999999962354195304214954376220703125
},
"last_point": {
"ts": "2026-07-19T09:59:35+00:00",
"lat": 46.370198299999998425846570171415805816650390625,
"lon": 142.718150000000008503775461576879024505615234375
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 39m
- Data Points: 33 AIS positions
- Period: 2026-07-19T03:20:34+00:00 to 2026-07-19T09:59:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 399,
"points_in_zone": 33,
"first_point": {
"ts": "2026-07-19T03:20:34+00:00",
"lat": 46.3732150000000018508217181079089641571044921875,
"lon": 142.7182966999999962354195304214954376220703125
},
"last_point": {
"ts": "2026-07-19T09:59:35+00:00",
"lat": 46.370198299999998425846570171415805816650390625,
"lon": 142.718150000000008503775461576879024505615234375
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 39m
- Radius: 244 meters
- Data Points: 33 AIS positions
- Centroid: 46.3724, 142.7183
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 244,
"duration_minutes": 399,
"points": 33,
"centroid": {
"lat": 46.37238879090909193791958387009799480438232421875,
"lon": 142.718349251515149944680160842835903167724609375
},
"bbox": {
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"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 39m
- Radius: 244 meters
- Data Points: 33 AIS positions
- Centroid: 46.3724, 142.7183
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 244,
"duration_minutes": 399,
"points": 33,
"centroid": {
"lat": 46.37238879090909193791958387009799480438232421875,
"lon": 142.718349251515149944680160842835903167724609375
},
"bbox": {
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"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Data Points: 28 AIS positions
- Period: 2026-07-19T02:41:30+00:00 to 2026-07-19T09:11:37+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 390.1000000000000227373675443232059478759765625,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-19T02:41:30+00:00",
"lat": 46.37314169999999791116351843811571598052978515625,
"lon": 142.718011700000005248512024991214275360107421875
},
"last_point": {
"ts": "2026-07-19T09:11:37+00:00",
"lat": 46.3707567000000011603333405219018459320068359375,
"lon": 142.717723299999988739727996289730072021484375
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 30m
- Data Points: 28 AIS positions
- Period: 2026-07-19T02:41:30+00:00 to 2026-07-19T09:11:37+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 390.1000000000000227373675443232059478759765625,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-19T02:41:30+00:00",
"lat": 46.37314169999999791116351843811571598052978515625,
"lon": 142.718011700000005248512024991214275360107421875
},
"last_point": {
"ts": "2026-07-19T09:11:37+00:00",
"lat": 46.3707567000000011603333405219018459320068359375,
"lon": 142.717723299999988739727996289730072021484375
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Radius: 249 meters
- Data Points: 28 AIS positions
- Centroid: 46.3729, 142.7184
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 249,
"duration_minutes": 390.1000000000000227373675443232059478759765625,
"points": 28,
"centroid": {
"lat": 46.37294292499999670553734176792204380035400390625,
"lon": 142.71842911428569777854136191308498382568359375
},
"bbox": {
"min_lat": 46.3707567000000011603333405219018459320068359375,
"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 30m
- Radius: 249 meters
- Data Points: 28 AIS positions
- Centroid: 46.3729, 142.7184
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 249,
"duration_minutes": 390.1000000000000227373675443232059478759765625,
"points": 28,
"centroid": {
"lat": 46.37294292499999670553734176792204380035400390625,
"lon": 142.71842911428569777854136191308498382568359375
},
"bbox": {
"min_lat": 46.3707567000000011603333405219018459320068359375,
"min_lon": 142.71751499999999168721842579543590545654296875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 32m
- Data Points: 29 AIS positions
- Period: 2026-07-19T01:41:36+00:00 to 2026-07-19T08:14:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 392.8999999999999772626324556767940521240234375,
"points_in_zone": 29,
"first_point": {
"ts": "2026-07-19T01:41:36+00:00",
"lat": 46.3732116999999988138370099477469921112060546875,
"lon": 142.718056700000005321271601133048534393310546875
},
"last_point": {
"ts": "2026-07-19T08:14:33+00:00",
"lat": 46.37144330000000280733729596249759197235107421875,
"lon": 142.717573299999997971099219284951686859130859375
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 32m
- Data Points: 29 AIS positions
- Period: 2026-07-19T01:41:36+00:00 to 2026-07-19T08:14:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 392.8999999999999772626324556767940521240234375,
"points_in_zone": 29,
"first_point": {
"ts": "2026-07-19T01:41:36+00:00",
"lat": 46.3732116999999988138370099477469921112060546875,
"lon": 142.718056700000005321271601133048534393310546875
},
"last_point": {
"ts": "2026-07-19T08:14:33+00:00",
"lat": 46.37144330000000280733729596249759197235107421875,
"lon": 142.717573299999997971099219284951686859130859375
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 32m
- Radius: 206 meters
- Data Points: 29 AIS positions
- Centroid: 46.3732, 142.7185
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 205.5,
"duration_minutes": 392.8999999999999772626324556767940521240234375,
"points": 29,
"centroid": {
"lat": 46.3731832862068955591894336976110935211181640625,
"lon": 142.718475355172444096751860342919826507568359375
},
"bbox": {
"min_lat": 46.37144330000000280733729596249759197235107421875,
"min_lon": 142.717573299999997971099219284951686859130859375,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 32m
- Radius: 206 meters
- Data Points: 29 AIS positions
- Centroid: 46.3732, 142.7185
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 205.5,
"duration_minutes": 392.8999999999999772626324556767940521240234375,
"points": 29,
"centroid": {
"lat": 46.3731832862068955591894336976110935211181640625,
"lon": 142.718475355172444096751860342919826507568359375
},
"bbox": {
"min_lat": 46.37144330000000280733729596249759197235107421875,
"min_lon": 142.717573299999997971099219284951686859130859375,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 24m
- Data Points: 30 AIS positions
- Period: 2026-07-19T00:38:33+00:00 to 2026-07-19T07:02:36+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 384.1000000000000227373675443232059478759765625,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-19T00:38:33+00:00",
"lat": 46.37319169999999957099134917370975017547607421875,
"lon": 142.7182066999999960899003781378269195556640625
},
"last_point": {
"ts": "2026-07-19T07:02:36+00:00",
"lat": 46.37315170000000108530002762563526630401611328125,
"lon": 142.718396699999999555075191892683506011962890625
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 24m
- Data Points: 30 AIS positions
- Period: 2026-07-19T00:38:33+00:00 to 2026-07-19T07:02:36+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 384.1000000000000227373675443232059478759765625,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-19T00:38:33+00:00",
"lat": 46.37319169999999957099134917370975017547607421875,
"lon": 142.7182066999999960899003781378269195556640625
},
"last_point": {
"ts": "2026-07-19T07:02:36+00:00",
"lat": 46.37315170000000108530002762563526630401611328125,
"lon": 142.718396699999999555075191892683506011962890625
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 24m
- Radius: 47 meters
- Data Points: 30 AIS positions
- Centroid: 46.3733, 142.7185
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 46.7999999999999971578290569595992565155029296875,
"duration_minutes": 384.1000000000000227373675443232059478759765625,
"points": 30,
"centroid": {
"lat": 46.37329456999999166555426199920475482940673828125,
"lon": 142.71849573333332727997913025319576263427734375
},
"bbox": {
"min_lat": 46.37314169999999791116351843811571598052978515625,
"min_lon": 142.718011700000005248512024991214275360107421875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 24m
- Radius: 47 meters
- Data Points: 30 AIS positions
- Centroid: 46.3733, 142.7185
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 46.7999999999999971578290569595992565155029296875,
"duration_minutes": 384.1000000000000227373675443232059478759765625,
"points": 30,
"centroid": {
"lat": 46.37329456999999166555426199920475482940673828125,
"lon": 142.71849573333332727997913025319576263427734375
},
"bbox": {
"min_lat": 46.37314169999999791116351843811571598052978515625,
"min_lon": 142.718011700000005248512024991214275360107421875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Data Points: 24 AIS positions
- Period: 2026-07-18T23:53:32+00:00 to 2026-07-19T06:29:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 396,
"points_in_zone": 24,
"first_point": {
"ts": "2026-07-18T23:53:32+00:00",
"lat": 46.37317829999999929668774711899459362030029296875,
"lon": 142.71827830000000858490238897502422332763671875
},
"last_point": {
"ts": "2026-07-19T06:29:33+00:00",
"lat": 46.3733383000000003448803909122943878173828125,
"lon": 142.718588299999993296296452172100543975830078125
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 36m
- Data Points: 24 AIS positions
- Period: 2026-07-18T23:53:32+00:00 to 2026-07-19T06:29:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 396,
"points_in_zone": 24,
"first_point": {
"ts": "2026-07-18T23:53:32+00:00",
"lat": 46.37317829999999929668774711899459362030029296875,
"lon": 142.71827830000000858490238897502422332763671875
},
"last_point": {
"ts": "2026-07-19T06:29:33+00:00",
"lat": 46.3733383000000003448803909122943878173828125,
"lon": 142.718588299999993296296452172100543975830078125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Radius: 53 meters
- Data Points: 24 AIS positions
- Centroid: 46.3733, 142.7184
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 52.7000000000000028421709430404007434844970703125,
"duration_minutes": 396,
"points": 24,
"centroid": {
"lat": 46.37327223333331716048633097670972347259521484375,
"lon": 142.718424312500019368599168956279754638671875
},
"bbox": {
"min_lat": 46.37314169999999791116351843811571598052978515625,
"min_lon": 142.718011700000005248512024991214275360107421875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 36m
- Radius: 53 meters
- Data Points: 24 AIS positions
- Centroid: 46.3733, 142.7184
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 52.7000000000000028421709430404007434844970703125,
"duration_minutes": 396,
"points": 24,
"centroid": {
"lat": 46.37327223333331716048633097670972347259521484375,
"lon": 142.718424312500019368599168956279754638671875
},
"bbox": {
"min_lat": 46.37314169999999791116351843811571598052978515625,
"min_lon": 142.718011700000005248512024991214275360107421875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 36m
- Data Points: 23 AIS positions
- Period: 2026-07-18T22:53:34+00:00 to 2026-07-19T05:29:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 396,
"points_in_zone": 23,
"first_point": {
"ts": "2026-07-18T22:53:34+00:00",
"lat": 46.3726182999999991807271726429462432861328125,
"lon": 142.71749829999998837593011558055877685546875
},
"last_point": {
"ts": "2026-07-19T05:29:35+00:00",
"lat": 46.37328169999999971651050145737826824188232421875,
"lon": 142.7185216999999965992174111306667327880859375
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Data Points: 23 AIS positions
- Period: 2026-07-18T22:53:34+00:00 to 2026-07-19T05:29:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 396,
"points_in_zone": 23,
"first_point": {
"ts": "2026-07-18T22:53:34+00:00",
"lat": 46.3726182999999991807271726429462432861328125,
"lon": 142.71749829999998837593011558055877685546875
},
"last_point": {
"ts": "2026-07-19T05:29:35+00:00",
"lat": 46.37328169999999971651050145737826824188232421875,
"lon": 142.7185216999999965992174111306667327880859375
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Radius: 86 meters
- Data Points: 23 AIS positions
- Centroid: 46.3732, 142.7183
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 85.900000000000005684341886080801486968994140625,
"duration_minutes": 396,
"points": 23,
"centroid": {
"lat": 46.3731863130434618369690724648535251617431640625,
"lon": 142.71825595217393356506363488733768463134765625
},
"bbox": {
"min_lat": 46.3726182999999991807271726429462432861328125,
"min_lon": 142.71749829999998837593011558055877685546875,
"max_lat": 46.37353499999999684177964809350669384002685546875,
"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 36m
- Radius: 86 meters
- Data Points: 23 AIS positions
- Centroid: 46.3732, 142.7183
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 85.900000000000005684341886080801486968994140625,
"duration_minutes": 396,
"points": 23,
"centroid": {
"lat": 46.3731863130434618369690724648535251617431640625,
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"max_lon": 142.71899500000000671207089908421039581298828125
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 21m
- Data Points: 30 AIS positions
- Period: 2026-07-18T21:08:30+00:00 to 2026-07-19T03:29:32+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 381,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-18T21:08:30+00:00",
"lat": 46.3723932999999988169292919337749481201171875,
"lon": 142.71746669999998857747414149343967437744140625
},
"last_point": {
"ts": "2026-07-19T03:29:32+00:00",
"lat": 46.3733466999999990321157383732497692108154296875,
"lon": 142.7186633000000028914655558764934539794921875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 21m
- Data Points: 30 AIS positions
- Period: 2026-07-18T21:08:30+00:00 to 2026-07-19T03:29:32+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 381,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-18T21:08:30+00:00",
"lat": 46.3723932999999988169292919337749481201171875,
"lon": 142.71746669999998857747414149343967437744140625
},
"last_point": {
"ts": "2026-07-19T03:29:32+00:00",
"lat": 46.3733466999999990321157383732497692108154296875,
"lon": 142.7186633000000028914655558764934539794921875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 21m
- Radius: 95 meters
- Data Points: 30 AIS positions
- Centroid: 46.3730, 142.7180
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 94.7000000000000028421709430404007434844970703125,
"duration_minutes": 381,
"points": 30,
"centroid": {
"lat": 46.3729667266666609748426708392798900604248046875,
"lon": 142.717993006666659994152723811566829681396484375
},
"bbox": {
"min_lat": 46.3722350000000034242475521750748157501220703125,
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"max_lat": 46.3733466999999990321157383732497692108154296875,
"max_lon": 142.7186633000000028914655558764934539794921875
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 21m
- Radius: 95 meters
- Data Points: 30 AIS positions
- Centroid: 46.3730, 142.7180
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 94.7000000000000028421709430404007434844970703125,
"duration_minutes": 381,
"points": 30,
"centroid": {
"lat": 46.3729667266666609748426708392798900604248046875,
"lon": 142.717993006666659994152723811566829681396484375
},
"bbox": {
"min_lat": 46.3722350000000034242475521750748157501220703125,
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"max_lat": 46.3733466999999990321157383732497692108154296875,
"max_lon": 142.7186633000000028914655558764934539794921875
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 27m
- Data Points: 28 AIS positions
- Period: 2026-07-18T20:44:32+00:00 to 2026-07-19T03:11:31+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 387,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-18T20:44:32+00:00",
"lat": 46.3723116999999973586454871110618114471435546875,
"lon": 142.71745670000001382504706270992755889892578125
},
"last_point": {
"ts": "2026-07-19T03:11:31+00:00",
"lat": 46.3731666999999987410774338059127330780029296875,
"lon": 142.71836669999999003266566433012485504150390625
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Data Points: 28 AIS positions
- Period: 2026-07-18T20:44:32+00:00 to 2026-07-19T03:11:31+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 387,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-18T20:44:32+00:00",
"lat": 46.3723116999999973586454871110618114471435546875,
"lon": 142.71745670000001382504706270992755889892578125
},
"last_point": {
"ts": "2026-07-19T03:11:31+00:00",
"lat": 46.3731666999999987410774338059127330780029296875,
"lon": 142.71836669999999003266566433012485504150390625
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Radius: 86 meters
- Data Points: 28 AIS positions
- Centroid: 46.3729, 142.7179
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 86.2999999999999971578290569595992565155029296875,
"duration_minutes": 387,
"points": 28,
"centroid": {
"lat": 46.3729091107142750161074218340218067169189453125,
"lon": 142.717920185714291392287123017013072967529296875
},
"bbox": {
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"max_lat": 46.373296699999997372287907637655735015869140625,
"max_lon": 142.71836669999999003266566433012485504150390625
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 27m
- Radius: 86 meters
- Data Points: 28 AIS positions
- Centroid: 46.3729, 142.7179
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 86.2999999999999971578290569595992565155029296875,
"duration_minutes": 387,
"points": 28,
"centroid": {
"lat": 46.3729091107142750161074218340218067169189453125,
"lon": 142.717920185714291392287123017013072967529296875
},
"bbox": {
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"min_lon": 142.717363299999988157651387155055999755859375,
"max_lat": 46.373296699999997372287907637655735015869140625,
"max_lon": 142.71836669999999003266566433012485504150390625
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 30m
- Data Points: 28 AIS positions
- Period: 2026-07-18T19:08:28+00:00 to 2026-07-19T01:38:29+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 390,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-18T19:08:28+00:00",
"lat": 46.3722800000000034970071283169090747833251953125,
"lon": 142.71737830000000712971086613833904266357421875
},
"last_point": {
"ts": "2026-07-19T01:38:29+00:00",
"lat": 46.37322669999999646961441612802445888519287109375,
"lon": 142.71818500000000540239852853119373321533203125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Data Points: 28 AIS positions
- Period: 2026-07-18T19:08:28+00:00 to 2026-07-19T01:38:29+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 390,
"points_in_zone": 28,
"first_point": {
"ts": "2026-07-18T19:08:28+00:00",
"lat": 46.3722800000000034970071283169090747833251953125,
"lon": 142.71737830000000712971086613833904266357421875
},
"last_point": {
"ts": "2026-07-19T01:38:29+00:00",
"lat": 46.37322669999999646961441612802445888519287109375,
"lon": 142.71818500000000540239852853119373321533203125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 30m
- Radius: 80 meters
- Data Points: 28 AIS positions
- Centroid: 46.3727, 142.7177
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 80.2999999999999971578290569595992565155029296875,
"duration_minutes": 390,
"points": 28,
"centroid": {
"lat": 46.37267124999999623469193466007709503173828125,
"lon": 142.71773809285713241479243151843547821044921875
},
"bbox": {
"min_lat": 46.3720167000000031976014724932610988616943359375,
"min_lon": 142.717295000000007121343514882028102874755859375,
"max_lat": 46.37323330000000254358383244834840297698974609375,
"max_lon": 142.71827830000000858490238897502422332763671875
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 30m
- Radius: 80 meters
- Data Points: 28 AIS positions
- Centroid: 46.3727, 142.7177
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 80.2999999999999971578290569595992565155029296875,
"duration_minutes": 390,
"points": 28,
"centroid": {
"lat": 46.37267124999999623469193466007709503173828125,
"lon": 142.71773809285713241479243151843547821044921875
},
"bbox": {
"min_lat": 46.3720167000000031976014724932610988616943359375,
"min_lon": 142.717295000000007121343514882028102874755859375,
"max_lat": 46.37323330000000254358383244834840297698974609375,
"max_lon": 142.71827830000000858490238897502422332763671875
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 27m
- Data Points: 29 AIS positions
- Period: 2026-07-18T18:47:30+00:00 to 2026-07-19T01:14:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 387.1000000000000227373675443232059478759765625,
"points_in_zone": 29,
"first_point": {
"ts": "2026-07-18T18:47:30+00:00",
"lat": 46.3719066999999967038093018345534801483154296875,
"lon": 142.7172633000000132597051560878753662109375
},
"last_point": {
"ts": "2026-07-19T01:14:33+00:00",
"lat": 46.3731666999999987410774338059127330780029296875,
"lon": 142.718074999999998908606357872486114501953125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Data Points: 29 AIS positions
- Period: 2026-07-18T18:47:30+00:00 to 2026-07-19T01:14:33+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 387.1000000000000227373675443232059478759765625,
"points_in_zone": 29,
"first_point": {
"ts": "2026-07-18T18:47:30+00:00",
"lat": 46.3719066999999967038093018345534801483154296875,
"lon": 142.7172633000000132597051560878753662109375
},
"last_point": {
"ts": "2026-07-19T01:14:33+00:00",
"lat": 46.3731666999999987410774338059127330780029296875,
"lon": 142.718074999999998908606357872486114501953125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Radius: 85 meters
- Data Points: 29 AIS positions
- Centroid: 46.3726, 142.7177
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 84.599999999999994315658113919198513031005859375,
"duration_minutes": 387.1000000000000227373675443232059478759765625,
"points": 29,
"centroid": {
"lat": 46.37260666551725307726883329451084136962890625,
"lon": 142.7176956862068664122489280998706817626953125
},
"bbox": {
"min_lat": 46.3719066999999967038093018345534801483154296875,
"min_lon": 142.7172633000000132597051560878753662109375,
"max_lat": 46.37323330000000254358383244834840297698974609375,
"max_lon": 142.71827830000000858490238897502422332763671875
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 27m
- Radius: 85 meters
- Data Points: 29 AIS positions
- Centroid: 46.3726, 142.7177
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 84.599999999999994315658113919198513031005859375,
"duration_minutes": 387.1000000000000227373675443232059478759765625,
"points": 29,
"centroid": {
"lat": 46.37260666551725307726883329451084136962890625,
"lon": 142.7176956862068664122489280998706817626953125
},
"bbox": {
"min_lat": 46.3719066999999967038093018345534801483154296875,
"min_lon": 142.7172633000000132597051560878753662109375,
"max_lat": 46.37323330000000254358383244834840297698974609375,
"max_lon": 142.71827830000000858490238897502422332763671875
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 36m
- Data Points: 20 AIS positions
- Period: 2026-07-18T15:41:28+00:00 to 2026-07-18T22:17:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 396.1000000000000227373675443232059478759765625,
"points_in_zone": 20,
"first_point": {
"ts": "2026-07-18T15:41:28+00:00",
"lat": 46.37250999999999834244590601883828639984130859375,
"lon": 142.7175717000000076950527727603912353515625
},
"last_point": {
"ts": "2026-07-18T22:17:35+00:00",
"lat": 46.3727082999999993262463249266147613525390625,
"lon": 142.717669999999998253770172595977783203125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Data Points: 20 AIS positions
- Period: 2026-07-18T15:41:28+00:00 to 2026-07-18T22:17:35+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 396.1000000000000227373675443232059478759765625,
"points_in_zone": 20,
"first_point": {
"ts": "2026-07-18T15:41:28+00:00",
"lat": 46.37250999999999834244590601883828639984130859375,
"lon": 142.7175717000000076950527727603912353515625
},
"last_point": {
"ts": "2026-07-18T22:17:35+00:00",
"lat": 46.3727082999999993262463249266147613525390625,
"lon": 142.717669999999998253770172595977783203125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 36m
- Radius: 68 meters
- Data Points: 20 AIS positions
- Centroid: 46.3723, 142.7175
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 67.7999999999999971578290569595992565155029296875,
"duration_minutes": 396.1000000000000227373675443232059478759765625,
"points": 20,
"centroid": {
"lat": 46.3722797500000041281964513473212718963623046875,
"lon": 142.71745924999999033389030955731868743896484375
},
"bbox": {
"min_lat": 46.37174499999999710553311160765588283538818359375,
"min_lon": 142.7172633000000132597051560878753662109375,
"max_lat": 46.37282830000000188874764717184007167816162109375,
"max_lon": 142.717843299999998407656676135957241058349609375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 36m
- Radius: 68 meters
- Data Points: 20 AIS positions
- Centroid: 46.3723, 142.7175
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 67.7999999999999971578290569595992565155029296875,
"duration_minutes": 396.1000000000000227373675443232059478759765625,
"points": 20,
"centroid": {
"lat": 46.3722797500000041281964513473212718963623046875,
"lon": 142.71745924999999033389030955731868743896484375
},
"bbox": {
"min_lat": 46.37174499999999710553311160765588283538818359375,
"min_lon": 142.7172633000000132597051560878753662109375,
"max_lat": 46.37282830000000188874764717184007167816162109375,
"max_lon": 142.717843299999998407656676135957241058349609375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 21m
- Data Points: 3 AIS positions
- Period: 2026-07-18T11:53:28+00:00 to 2026-07-18T18:14:29+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 381,
"points_in_zone": 3,
"first_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
},
"last_point": {
"ts": "2026-07-18T18:14:29+00:00",
"lat": 46.37174499999999710553311160765588283538818359375,
"lon": 142.717389999999994643076206557452678680419921875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 21m
- Data Points: 3 AIS positions
- Period: 2026-07-18T11:53:28+00:00 to 2026-07-18T18:14:29+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 381,
"points_in_zone": 3,
"first_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
},
"last_point": {
"ts": "2026-07-18T18:14:29+00:00",
"lat": 46.37174499999999710553311160765588283538818359375,
"lon": 142.717389999999994643076206557452678680419921875
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 4h 56m
- Data Points: 6 AIS positions
- Period: 2026-07-18T10:44:31+00:00 to 2026-07-18T15:41:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 296.8999999999999772626324556767940521240234375,
"points_in_zone": 6,
"first_point": {
"ts": "2026-07-18T10:44:31+00:00",
"lat": 46.3708232999999978574123815633356571197509765625,
"lon": 142.7179366999999956533429212868213653564453125
},
"last_point": {
"ts": "2026-07-18T15:41:28+00:00",
"lat": 46.37250999999999834244590601883828639984130859375,
"lon": 142.7175717000000076950527727603912353515625
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 4h 56m
- Data Points: 6 AIS positions
- Period: 2026-07-18T10:44:31+00:00 to 2026-07-18T15:41:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 296.8999999999999772626324556767940521240234375,
"points_in_zone": 6,
"first_point": {
"ts": "2026-07-18T10:44:31+00:00",
"lat": 46.3708232999999978574123815633356571197509765625,
"lon": 142.7179366999999956533429212868213653564453125
},
"last_point": {
"ts": "2026-07-18T15:41:28+00:00",
"lat": 46.37250999999999834244590601883828639984130859375,
"lon": 142.7175717000000076950527727603912353515625
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 4h 45m
- Data Points: 7 AIS positions
- Period: 2026-07-18T07:08:27+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 285,
"points_in_zone": 7,
"first_point": {
"ts": "2026-07-18T07:08:27+00:00",
"lat": 46.373123300000003155219019390642642974853515625,
"lon": 142.7191950000000133513822220265865325927734375
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 4h 45m
- Data Points: 7 AIS positions
- Period: 2026-07-18T07:08:27+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 285,
"points_in_zone": 7,
"first_point": {
"ts": "2026-07-18T07:08:27+00:00",
"lat": 46.373123300000003155219019390642642974853515625,
"lon": 142.7191950000000133513822220265865325927734375
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 5h 48m
- Data Points: 11 AIS positions
- Period: 2026-07-18T06:05:27+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 348,
"points_in_zone": 11,
"first_point": {
"ts": "2026-07-18T06:05:27+00:00",
"lat": 46.3733500000000020691004465334117412567138671875,
"lon": 142.718876700000009805080480873584747314453125
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 5h 48m
- Data Points: 11 AIS positions
- Period: 2026-07-18T06:05:27+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 348,
"points_in_zone": 11,
"first_point": {
"ts": "2026-07-18T06:05:27+00:00",
"lat": 46.3733500000000020691004465334117412567138671875,
"lon": 142.718876700000009805080480873584747314453125
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 5h 48m
- Radius: 186 meters
- Data Points: 11 AIS positions
- Centroid: 46.3722, 142.7185
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 185.599999999999994315658113919198513031005859375,
"duration_minutes": 348,
"points": 11,
"centroid": {
"lat": 46.372220745454541201979736797511577606201171875,
"lon": 142.7185183454545267522917129099369049072265625
},
"bbox": {
"min_lat": 46.3705599999999975580067257396876811981201171875,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37335499999999655074134352616965770721435546875,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 5h 48m
- Radius: 186 meters
- Data Points: 11 AIS positions
- Centroid: 46.3722, 142.7185
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 185.599999999999994315658113919198513031005859375,
"duration_minutes": 348,
"points": 11,
"centroid": {
"lat": 46.372220745454541201979736797511577606201171875,
"lon": 142.7185183454545267522917129099369049072265625
},
"bbox": {
"min_lat": 46.3705599999999975580067257396876811981201171875,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37335499999999655074134352616965770721435546875,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 33m
- Data Points: 13 AIS positions
- Period: 2026-07-18T05:20:23+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 393.1000000000000227373675443232059478759765625,
"points_in_zone": 13,
"first_point": {
"ts": "2026-07-18T05:20:23+00:00",
"lat": 46.37347170000000318168531521223485469818115234375,
"lon": 142.7191516999999976178514771163463592529296875
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 33m
- Data Points: 13 AIS positions
- Period: 2026-07-18T05:20:23+00:00 to 2026-07-18T11:53:28+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 393.1000000000000227373675443232059478759765625,
"points_in_zone": 13,
"first_point": {
"ts": "2026-07-18T05:20:23+00:00",
"lat": 46.37347170000000318168531521223485469818115234375,
"lon": 142.7191516999999976178514771163463592529296875
},
"last_point": {
"ts": "2026-07-18T11:53:28+00:00",
"lat": 46.3705599999999975580067257396876811981201171875,
"lon": 142.718265000000002373781171627342700958251953125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 33m
- Radius: 207 meters
- Data Points: 13 AIS positions
- Centroid: 46.3724, 142.7186
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 207.19999999999998863131622783839702606201171875,
"duration_minutes": 393.1000000000000227373675443232059478759765625,
"points": 13,
"centroid": {
"lat": 46.372409476923081683708005584776401519775390625,
"lon": 142.718597323076920702078496105968952178955078125
},
"bbox": {
"min_lat": 46.3705599999999975580067257396876811981201171875,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 33m
- Radius: 207 meters
- Data Points: 13 AIS positions
- Centroid: 46.3724, 142.7186
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 207.19999999999998863131622783839702606201171875,
"duration_minutes": 393.1000000000000227373675443232059478759765625,
"points": 13,
"centroid": {
"lat": 46.372409476923081683708005584776401519775390625,
"lon": 142.718597323076920702078496105968952178955078125
},
"bbox": {
"min_lat": 46.3705599999999975580067257396876811981201171875,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 27m
- Data Points: 15 AIS positions
- Period: 2026-07-18T04:56:26+00:00 to 2026-07-18T11:23:27+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 387,
"points_in_zone": 15,
"first_point": {
"ts": "2026-07-18T04:56:26+00:00",
"lat": 46.373181700000003502282197587192058563232421875,
"lon": 142.718691699999993716119206510484218597412109375
},
"last_point": {
"ts": "2026-07-18T11:23:27+00:00",
"lat": 46.37196829999999891924744588322937488555908203125,
"lon": 142.718031700000011596785043366253376007080078125
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Data Points: 15 AIS positions
- Period: 2026-07-18T04:56:26+00:00 to 2026-07-18T11:23:27+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 387,
"points_in_zone": 15,
"first_point": {
"ts": "2026-07-18T04:56:26+00:00",
"lat": 46.373181700000003502282197587192058563232421875,
"lon": 142.718691699999993716119206510484218597412109375
},
"last_point": {
"ts": "2026-07-18T11:23:27+00:00",
"lat": 46.37196829999999891924744588322937488555908203125,
"lon": 142.718031700000011596785043366253376007080078125
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 6h 27m
- Radius: 218 meters
- Data Points: 15 AIS positions
- Centroid: 46.3727, 142.7187
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 218.400000000000005684341886080801486968994140625,
"duration_minutes": 387,
"points": 15,
"centroid": {
"lat": 46.3726954400000153100336319766938686370849609375,
"lon": 142.718653793333345447535975836217403411865234375
},
"bbox": {
"min_lat": 46.37080329999999861456672078929841518402099609375,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 6h 27m
- Radius: 218 meters
- Data Points: 15 AIS positions
- Centroid: 46.3727, 142.7187
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 218.400000000000005684341886080801486968994140625,
"duration_minutes": 387,
"points": 15,
"centroid": {
"lat": 46.3726954400000153100336319766938686370849609375,
"lon": 142.718653793333345447535975836217403411865234375
},
"bbox": {
"min_lat": 46.37080329999999861456672078929841518402099609375,
"min_lon": 142.717888299999998480416252277791500091552734375,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 4h 13m
- Data Points: 24 AIS positions
- Period: 2026-07-18T03:10:23+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 253,
"points_in_zone": 24,
"first_point": {
"ts": "2026-07-18T03:10:23+00:00",
"lat": 46.37274000000000029331204132176935672760009765625,
"lon": 142.718359999999989895513863302767276763916015625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 4h 13m
- Data Points: 24 AIS positions
- Period: 2026-07-18T03:10:23+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 253,
"points_in_zone": 24,
"first_point": {
"ts": "2026-07-18T03:10:23+00:00",
"lat": 46.37274000000000029331204132176935672760009765625,
"lon": 142.718359999999989895513863302767276763916015625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 4h 13m
- Radius: 54 meters
- Data Points: 24 AIS positions
- Centroid: 46.3731, 142.7187
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 53.7000000000000028421709430404007434844970703125,
"duration_minutes": 253,
"points": 24,
"centroid": {
"lat": 46.37314382083334152184761478565633296966552734375,
"lon": 142.718742570833313720868318341672420501708984375
},
"bbox": {
"min_lat": 46.37274000000000029331204132176935672760009765625,
"min_lon": 142.718359999999989895513863302767276763916015625,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 4h 13m
- Radius: 54 meters
- Data Points: 24 AIS positions
- Centroid: 46.3731, 142.7187
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 53.7000000000000028421709430404007434844970703125,
"duration_minutes": 253,
"points": 24,
"centroid": {
"lat": 46.37314382083334152184761478565633296966552734375,
"lon": 142.718742570833313720868318341672420501708984375
},
"bbox": {
"min_lat": 46.37274000000000029331204132176935672760009765625,
"min_lon": 142.718359999999989895513863302767276763916015625,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 5h 13m
- Data Points: 30 AIS positions
- Period: 2026-07-18T02:10:19+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 313.1000000000000227373675443232059478759765625,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-18T02:10:19+00:00",
"lat": 46.37246830000000130667103803716599941253662109375,
"lon": 142.718121700000011742304195649921894073486328125
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 5h 13m
- Data Points: 30 AIS positions
- Period: 2026-07-18T02:10:19+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 313.1000000000000227373675443232059478759765625,
"points_in_zone": 30,
"first_point": {
"ts": "2026-07-18T02:10:19+00:00",
"lat": 46.37246830000000130667103803716599941253662109375,
"lon": 142.718121700000011742304195649921894073486328125
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 5h 13m
- Radius: 92 meters
- Data Points: 30 AIS positions
- Centroid: 46.3730, 142.7186
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 91.7999999999999971578290569595992565155029296875,
"duration_minutes": 313.1000000000000227373675443232059478759765625,
"points": 30,
"centroid": {
"lat": 46.37299544333334466728047118522226810455322265625,
"lon": 142.71860433333330320238019339740276336669921875
},
"bbox": {
"min_lat": 46.372268300000001772787072695791721343994140625,
"min_lon": 142.717973300000011249721865169703960418701171875,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 5h 13m
- Radius: 92 meters
- Data Points: 30 AIS positions
- Centroid: 46.3730, 142.7186
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 91.7999999999999971578290569595992565155029296875,
"duration_minutes": 313.1000000000000227373675443232059478759765625,
"points": 30,
"centroid": {
"lat": 46.37299544333334466728047118522226810455322265625,
"lon": 142.71860433333330320238019339740276336669921875
},
"bbox": {
"min_lat": 46.372268300000001772787072695791721343994140625,
"min_lon": 142.717973300000011249721865169703960418701171875,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 5h 55m
- Data Points: 33 AIS positions
- Period: 2026-07-18T01:28:21+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 355.1000000000000227373675443232059478759765625,
"points_in_zone": 33,
"first_point": {
"ts": "2026-07-18T01:28:21+00:00",
"lat": 46.3720349999999967849362292326986789703369140625,
"lon": 142.717894999999998617568053305149078369140625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 5h 55m
- Data Points: 33 AIS positions
- Period: 2026-07-18T01:28:21+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 355.1000000000000227373675443232059478759765625,
"points_in_zone": 33,
"first_point": {
"ts": "2026-07-18T01:28:21+00:00",
"lat": 46.3720349999999967849362292326986789703369140625,
"lon": 142.717894999999998617568053305149078369140625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Loiter
Prigorodnoye/Sakhalin LNG
- Duration: 5h 55m
- Radius: 111 meters
- Data Points: 33 AIS positions
- Centroid: 46.3729, 142.7185
- Zone: Prigorodnoye/Sakhalin LNG
Show Raw Evidence JSON
{
"radius_m": 111.099999999999994315658113919198513031005859375,
"duration_minutes": 355.1000000000000227373675443232059478759765625,
"points": 33,
"centroid": {
"lat": 46.37292818181818887524059391580522060394287109375,
"lon": 142.718543584848447380863944999873638153076171875
},
"bbox": {
"min_lat": 46.3720349999999967849362292326986789703369140625,
"min_lon": 142.717894999999998617568053305149078369140625,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_prigorodnoye"
}
Methodology: 2026.01.18
Loiter
Sakhalin South Approach
- Duration: 5h 55m
- Radius: 111 meters
- Data Points: 33 AIS positions
- Centroid: 46.3729, 142.7185
- Zone: Sakhalin South Approach
Show Raw Evidence JSON
{
"radius_m": 111.099999999999994315658113919198513031005859375,
"duration_minutes": 355.1000000000000227373675443232059478759765625,
"points": 33,
"centroid": {
"lat": 46.37292818181818887524059391580522060394287109375,
"lon": 142.718543584848447380863944999873638153076171875
},
"bbox": {
"min_lat": 46.3720349999999967849362292326986789703369140625,
"min_lon": 142.717894999999998617568053305149078369140625,
"max_lat": 46.37347170000000318168531521223485469818115234375,
"max_lon": 142.7191950000000133513822220265865325927734375
},
"zone_id": "russia_sakhalin_south"
}
Methodology: 2026.01.18
Zone Dwell
Sakhalin South Approach
- Zone: Sakhalin South Approach
- Duration: 6h 28m
- Data Points: 34 AIS positions
- Period: 2026-07-18T00:55:18+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_sakhalin_south",
"zone_name": "Sakhalin South Approach",
"dwell_minutes": 388.1000000000000227373675443232059478759765625,
"points_in_zone": 34,
"first_point": {
"ts": "2026-07-18T00:55:18+00:00",
"lat": 46.3718233000000026322595658712089061737060546875,
"lon": 142.717766699999998536441125907003879547119140625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Zone Dwell
Prigorodnoye/Sakhalin LNG
- Zone: Prigorodnoye/Sakhalin LNG
- Duration: 6h 28m
- Data Points: 34 AIS positions
- Period: 2026-07-18T00:55:18+00:00 to 2026-07-18T07:23:25+00:00
Show Raw Evidence JSON
{
"zone_id": "russia_prigorodnoye",
"zone_name": "Prigorodnoye\/Sakhalin LNG",
"dwell_minutes": 388.1000000000000227373675443232059478759765625,
"points_in_zone": 34,
"first_point": {
"ts": "2026-07-18T00:55:18+00:00",
"lat": 46.3718233000000026322595658712089061737060546875,
"lon": 142.717766699999998536441125907003879547119140625
},
"last_point": {
"ts": "2026-07-18T07:23:25+00:00",
"lat": 46.3729450000000014142642612569034099578857421875,
"lon": 142.718649999999996680344338528811931610107421875
}
}
Methodology: 2026.01.18
Recent Position Data
| Time (UTC) | Lat | Lon | Speed | Course | Zone |
|---|---|---|---|---|---|
| Jul 19 15:38 | 46.3716 | 142.7173 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 15:26 | 46.3715 | 142.7173 | 0.2 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 15:20 | 46.3715 | 142.7173 | 0.3 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 14:20 | 46.3712 | 142.7173 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 14:11 | 46.3710 | 142.7174 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 14:08 | 46.3710 | 142.7173 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 14:05 | 46.3709 | 142.7175 | 0.8 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 14:02 | 46.3710 | 142.7174 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 13:59 | 46.3710 | 142.7174 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 13:17 | 46.3708 | 142.7174 | 0.1 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 13:05 | 46.3708 | 142.7174 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:59 | 46.3707 | 142.7175 | 0.2 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:44 | 46.3706 | 142.7175 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:35 | 46.3705 | 142.7176 | 0.0 kn | 203.0° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:32 | 46.3705 | 142.7176 | 0.0 kn | 203.0° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:26 | 46.3705 | 142.7176 | 0.0 kn | 203.0° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:23 | 46.3705 | 142.7176 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 12:14 | 46.3704 | 142.7176 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 11:47 | 46.3703 | 142.7177 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
| Jul 19 11:41 | 46.3703 | 142.7177 | 0.0 kn | 200.6° | Prigorodnoye/Sakhalin LNG |
Showing 20 of 100 recent positions.
Data Source
Vessel observed through FleetLeaks' AIS monitoring system in zones of interest. Identity and position data derived from AIS broadcasts and public maritime databases.
Disclaimer: AIS data can be spoofed or falsified. Vessel identities should be independently verified before making compliance decisions.