ALTURA

IMO 9292199

Vessel information

Vessel Name ALTURA View name history 📜
IMO Number 9292199
MMSI 352003627
Vessel Type Oil Tanker | Pétrolier
Flag 🇸🇱 Sierra Leone View flag history 📜
Call Sign 3E5250
Gross Tonnage 84,491 GT
Year Built 2005

Sanctioned by

🇪🇺 EU 2025-10-24🇬🇧 UK 2026-02-24🇨🇦 CA 2026-02-24

Company & Ownership

🏢
Kayseri Shipping SA
IMO Company: 6490926
Address C/O: Bow Maritime Gemi Isletmeciligi AS IC Kapi 391, Blok C1, Metropol Istanbul Sitesi, Ertugrul Gazi Sokak, Ataturk Mah, 2B, 34758, Istanbul, Turkey.
Status Active
Fleet 1.0 owner, 0.0 operator, 0.0 manager, 0.0 beneficial

Management & Operations

ISM Manager
PERGAMON DENIZCILIK ISLETMELER
Ic Kapi 2, Barbaros Hayrettin Caddesi, Postane Mah, 38A, Tuzla, Istanbul, Turkey.
Commercial Manager
PERGAMON DENIZCILIK ISLETMELER

Classification & Safety

Current Classification
Russian Maritime Register of Shipping Delivered

Port State Control (PSC) Inspections

⚠️
Risk Level
LOW
Last 36 Months
5
Inspections
Last Inspection
📍 Kocaeli
📅 2025-10-20

Survey Renewal & Certificates

Code Type Issuer Issued Expires
509 Document of Compliance Bureau Veritas (115) 10/01/2023 15/01/2028
510 Safety Management Certificate Liberia (LR) 28/08/2023 27/11/2027

Programs & Notes

EU Russia Sanctions – Shadow Fleet | SEMA (Canada) — vessel designations | The Russia (Sanctions) (EU Exit) Regulations 2019

Vessel Changes

11 changes

AIS Events

50 events detected • 1 zone • Last: Jun 3, 2026

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 18:01 UTC 75.0%
  • Duration: 3h 16m
  • Radius: 214 meters
  • Data Points: 16 AIS positions
  • Centroid: 41.4649, 28.7097
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 214.19999999999998863131622783839702606201171875,
    "duration_minutes": 196.80000000000001136868377216160297393798828125,
    "points": 16,
    "centroid": {
        "lat": 41.464894899999990229844115674495697021484375,
        "lon": 28.70967790625000048976289690472185611724853515625
    },
    "bbox": {
        "min_lat": 41.46451170000000274740159511566162109375,
        "min_lon": 28.70936999999999983401721692644059658050537109375,
        "max_lat": 41.46642669999999952779035083949565887451171875,
        "max_lon": 28.711236700000000610089045949280261993408203125
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 18:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 3h 16m
  • Data Points: 16 AIS positions
  • Period: 2026-06-03T18:01:37+00:00 to 2026-06-03T21:18:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 196.80000000000001136868377216160297393798828125,
    "points_in_zone": 16,
    "first_point": {
        "ts": "2026-06-03T18:01:37+00:00",
        "lat": 41.46451170000000274740159511566162109375,
        "lon": 28.70936999999999983401721692644059658050537109375
    },
    "last_point": {
        "ts": "2026-06-03T21:18:27+00:00",
        "lat": 41.46642669999999952779035083949565887451171875,
        "lon": 28.711236700000000610089045949280261993408203125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 17:01 UTC 75.0%
  • Duration: 4h 16m
  • Radius: 230 meters
  • Data Points: 36 AIS positions
  • Centroid: 41.4648, 28.7096
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 230.400000000000005684341886080801486968994140625,
    "duration_minutes": 256.6000000000000227373675443232059478759765625,
    "points": 36,
    "centroid": {
        "lat": 41.46478028055556563913341960869729518890380859375,
        "lon": 28.7095588833333437150940881110727787017822265625
    },
    "bbox": {
        "min_lat": 41.46448670000000191748767974786460399627685546875,
        "min_lon": 28.70936999999999983401721692644059658050537109375,
        "max_lat": 41.46642669999999952779035083949565887451171875,
        "max_lon": 28.711236700000000610089045949280261993408203125
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 17:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 4h 16m
  • Data Points: 36 AIS positions
  • Period: 2026-06-03T17:01:48+00:00 to 2026-06-03T21:18:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 256.6000000000000227373675443232059478759765625,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-06-03T17:01:48+00:00",
        "lat": 41.4647532999999981484506861306726932525634765625,
        "lon": 28.70951170000000018944774637930095195770263671875
    },
    "last_point": {
        "ts": "2026-06-03T21:18:27+00:00",
        "lat": 41.46642669999999952779035083949565887451171875,
        "lon": 28.711236700000000610089045949280261993408203125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 16:21 UTC 75.0%
  • Duration: 4h 57m
  • Radius: 231 meters
  • Data Points: 45 AIS positions
  • Centroid: 41.4648, 28.7095
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 230.5,
    "duration_minutes": 297.1000000000000227373675443232059478759765625,
    "points": 45,
    "centroid": {
        "lat": 41.464785888888883391700801439583301544189453125,
        "lon": 28.70954636444445640108824591152369976043701171875
    },
    "bbox": {
        "min_lat": 41.46448670000000191748767974786460399627685546875,
        "min_lon": 28.70936999999999983401721692644059658050537109375,
        "max_lat": 41.46642669999999952779035083949565887451171875,
        "max_lon": 28.711236700000000610089045949280261993408203125
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 16:21 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 4h 57m
  • Data Points: 45 AIS positions
  • Period: 2026-06-03T16:21:19+00:00 to 2026-06-03T21:18:27+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 297.1000000000000227373675443232059478759765625,
    "points_in_zone": 45,
    "first_point": {
        "ts": "2026-06-03T16:21:19+00:00",
        "lat": 41.46491999999999933379513095133006572723388671875,
        "lon": 28.709526700000001397938831360079348087310791015625
    },
    "last_point": {
        "ts": "2026-06-03T21:18:27+00:00",
        "lat": 41.46642669999999952779035083949565887451171875,
        "lon": 28.711236700000000610089045949280261993408203125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 12:01 UTC 75.0%
  • Duration: 6h 34m
  • Radius: 127 meters
  • Data Points: 51 AIS positions
  • Centroid: 41.4645, 28.7095
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 127.400000000000005684341886080801486968994140625,
    "duration_minutes": 394.19999999999998863131622783839702606201171875,
    "points": 51,
    "centroid": {
        "lat": 41.46448303725490092119798646308481693267822265625,
        "lon": 28.709465092156872145778834237717092037200927734375
    },
    "bbox": {
        "min_lat": 41.46333829999999665005816495977342128753662109375,
        "min_lon": 28.70936999999999983401721692644059658050537109375,
        "max_lat": 41.46491999999999933379513095133006572723388671875,
        "max_lon": 28.709561699999998296561898314394056797027587890625
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 12:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 34m
  • Data Points: 51 AIS positions
  • Period: 2026-06-03T12:11:37+00:00 to 2026-06-03T18:45:48+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 394.19999999999998863131622783839702606201171875,
    "points_in_zone": 51,
    "first_point": {
        "ts": "2026-06-03T12:11:37+00:00",
        "lat": 41.46333829999999665005816495977342128753662109375,
        "lon": 28.709561699999998296561898314394056797027587890625
    },
    "last_point": {
        "ts": "2026-06-03T18:45:48+00:00",
        "lat": 41.46475000000000221689333557151257991790771484375,
        "lon": 28.709489999999998843804860371164977550506591796875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 11:00 UTC 75.0%
  • Duration: 6h 38m
  • Radius: 137 meters
  • Data Points: 38 AIS positions
  • Centroid: 41.4642, 28.7095
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 137.19999999999998863131622783839702606201171875,
    "duration_minutes": 398.1000000000000227373675443232059478759765625,
    "points": 38,
    "centroid": {
        "lat": 41.46420969210527118775644339621067047119140625,
        "lon": 28.709518063157904776971918181516230106353759765625
    },
    "bbox": {
        "min_lat": 41.46298170000000027357600629329681396484375,
        "min_lon": 28.70944829999999825531631358899176120758056640625,
        "max_lat": 41.46491999999999933379513095133006572723388671875,
        "max_lon": 28.7096982999999994490281096659600734710693359375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 11:00 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 38m
  • Data Points: 38 AIS positions
  • Period: 2026-06-03T11:00:31+00:00 to 2026-06-03T17:38:39+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 398.1000000000000227373675443232059478759765625,
    "points_in_zone": 38,
    "first_point": {
        "ts": "2026-06-03T11:00:31+00:00",
        "lat": 41.46298170000000027357600629329681396484375,
        "lon": 28.709693300000001414673533872701227664947509765625
    },
    "last_point": {
        "ts": "2026-06-03T17:38:39+00:00",
        "lat": 41.46471170000000228128556045703589916229248046875,
        "lon": 28.709489999999998843804860371164977550506591796875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 10:01 UTC 75.0%
  • Duration: 6h 37m
  • Radius: 124 meters
  • Data Points: 38 AIS positions
  • Centroid: 41.4641, 28.7095
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 124.2000000000000028421709430404007434844970703125,
    "duration_minutes": 397.1000000000000227373675443232059478759765625,
    "points": 38,
    "centroid": {
        "lat": 41.4640723210526260800179443322122097015380859375,
        "lon": 28.709534205263164352572857751511037349700927734375
    },
    "bbox": {
        "min_lat": 41.462958299999996825135895051062107086181640625,
        "min_lon": 28.70945499999999839246811461634933948516845703125,
        "max_lat": 41.46491999999999933379513095133006572723388671875,
        "max_lon": 28.7096982999999994490281096659600734710693359375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 10:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 37m
  • Data Points: 38 AIS positions
  • Period: 2026-06-03T10:50:31+00:00 to 2026-06-03T17:27:38+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 397.1000000000000227373675443232059478759765625,
    "points_in_zone": 38,
    "first_point": {
        "ts": "2026-06-03T10:50:31+00:00",
        "lat": 41.46299669999999792935341247357428073883056640625,
        "lon": 28.709668300000000584759618504904210567474365234375
    },
    "last_point": {
        "ts": "2026-06-03T17:27:38+00:00",
        "lat": 41.46470670000000069421730586327612400054931640625,
        "lon": 28.709463299999999463807398569770157337188720703125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 09:00 UTC 75.0%
  • Duration: 6h 24m
  • Radius: 206 meters
  • Data Points: 36 AIS positions
  • Centroid: 41.4631, 28.7097
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 205.599999999999994315658113919198513031005859375,
    "duration_minutes": 384,
    "points": 36,
    "centroid": {
        "lat": 41.463075416666669070764328353106975555419921875,
        "lon": 28.70973814166666926439575036056339740753173828125
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.70945830000000142945282277651131153106689453125,
        "max_lat": 41.46491999999999933379513095133006572723388671875,
        "max_lon": 28.710138300000000555201040697284042835235595703125
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 09:00 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 24m
  • Data Points: 36 AIS positions
  • Period: 2026-06-03T09:57:20+00:00 to 2026-06-03T16:21:19+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 384,
    "points_in_zone": 36,
    "first_point": {
        "ts": "2026-06-03T09:57:20+00:00",
        "lat": 41.4624366999999978133928379975259304046630859375,
        "lon": 28.710138300000000555201040697284042835235595703125
    },
    "last_point": {
        "ts": "2026-06-03T16:21:19+00:00",
        "lat": 41.46491999999999933379513095133006572723388671875,
        "lon": 28.709526700000001397938831360079348087310791015625
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 08:02 UTC 75.0%
  • Duration: 4h 31m
  • Radius: 104 meters
  • Data Points: 68 AIS positions
  • Centroid: 41.4629, 28.7099
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 104.2000000000000028421709430404007434844970703125,
    "duration_minutes": 271.30000000000001136868377216160297393798828125,
    "points": 68,
    "centroid": {
        "lat": 41.462858850000003485547495074570178985595703125,
        "lon": 28.70993315882352447943048900924623012542724609375
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.70945830000000142945282277651131153106689453125,
        "max_lat": 41.46372670000000226764313993044197559356689453125,
        "max_lon": 28.710215000000001595026333234272897243499755859375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 08:02 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 4h 31m
  • Data Points: 68 AIS positions
  • Period: 2026-06-03T08:02:41+00:00 to 2026-06-03T12:33:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 271.30000000000001136868377216160297393798828125,
    "points_in_zone": 68,
    "first_point": {
        "ts": "2026-06-03T08:02:41+00:00",
        "lat": 41.462846700000000055297277867794036865234375,
        "lon": 28.7100650000000001682565198279917240142822265625
    },
    "last_point": {
        "ts": "2026-06-03T12:33:59+00:00",
        "lat": 41.46372670000000226764313993044197559356689453125,
        "lon": 28.70945830000000142945282277651131153106689453125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 07:01 UTC 75.0%
  • Duration: 5h 32m
  • Radius: 100 meters
  • Data Points: 88 AIS positions
  • Centroid: 41.4629, 28.7099
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 100.2999999999999971578290569595992565155029296875,
    "duration_minutes": 332.80000000000001136868377216160297393798828125,
    "points": 88,
    "centroid": {
        "lat": 41.4629012500000015961632016114890575408935546875,
        "lon": 28.70994592499999953361111693084239959716796875
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.70945830000000142945282277651131153106689453125,
        "max_lat": 41.46372670000000226764313993044197559356689453125,
        "max_lon": 28.710215000000001595026333234272897243499755859375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 07:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 5h 32m
  • Data Points: 88 AIS positions
  • Period: 2026-06-03T07:01:12+00:00 to 2026-06-03T12:33:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 332.80000000000001136868377216160297393798828125,
    "points_in_zone": 88,
    "first_point": {
        "ts": "2026-06-03T07:01:12+00:00",
        "lat": 41.463331699999997681516106240451335906982421875,
        "lon": 28.709893300000000948557499214075505733489990234375
    },
    "last_point": {
        "ts": "2026-06-03T12:33:59+00:00",
        "lat": 41.46372670000000226764313993044197559356689453125,
        "lon": 28.70945830000000142945282277651131153106689453125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 06:45 UTC 75.0%
  • Duration: 5h 48m
  • Radius: 97 meters
  • Data Points: 93 AIS positions
  • Centroid: 41.4629, 28.7099
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 97.2999999999999971578290569595992565155029296875,
    "duration_minutes": 348.6000000000000227373675443232059478759765625,
    "points": 93,
    "centroid": {
        "lat": 41.46292847634408218482349184341728687286376953125,
        "lon": 28.709939245161290699570599826984107494354248046875
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.70945830000000142945282277651131153106689453125,
        "max_lat": 41.46372670000000226764313993044197559356689453125,
        "max_lon": 28.710215000000001595026333234272897243499755859375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 06:45 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 5h 48m
  • Data Points: 93 AIS positions
  • Period: 2026-06-03T06:45:21+00:00 to 2026-06-03T12:33:59+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 348.6000000000000227373675443232059478759765625,
    "points_in_zone": 93,
    "first_point": {
        "ts": "2026-06-03T06:45:21+00:00",
        "lat": 41.46349000000000017962520360015332698822021484375,
        "lon": 28.709796699999998281782609410583972930908203125
    },
    "last_point": {
        "ts": "2026-06-03T12:33:59+00:00",
        "lat": 41.46372670000000226764313993044197559356689453125,
        "lon": 28.70945830000000142945282277651131153106689453125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 04:02 UTC 75.0%
  • Duration: 6h 36m
  • Radius: 213 meters
  • Data Points: 80 AIS positions
  • Centroid: 41.4629, 28.7100
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 213.19999999999998863131622783839702606201171875,
    "duration_minutes": 396.8999999999999772626324556767940521240234375,
    "points": 80,
    "centroid": {
        "lat": 41.462893540000010261792340315878391265869140625,
        "lon": 28.71000920750000062753315432928502559661865234375
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.709663299999998997691363911144435405731201171875,
        "max_lat": 41.46481330000000298241502605378627777099609375,
        "max_lon": 28.710215000000001595026333234272897243499755859375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 04:02 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 36m
  • Data Points: 80 AIS positions
  • Period: 2026-06-03T04:20:59+00:00 to 2026-06-03T10:57:51+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 396.8999999999999772626324556767940521240234375,
    "points_in_zone": 80,
    "first_point": {
        "ts": "2026-06-03T04:20:59+00:00",
        "lat": 41.46481330000000298241502605378627777099609375,
        "lon": 28.71000000000000085265128291212022304534912109375
    },
    "last_point": {
        "ts": "2026-06-03T10:57:51+00:00",
        "lat": 41.4629699999999985493559506721794605255126953125,
        "lon": 28.709681700000000859063220559619367122650146484375
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 03:00 UTC 75.0%
  • Duration: 6h 39m
  • Radius: 190 meters
  • Data Points: 82 AIS positions
  • Centroid: 41.4631, 28.7101
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 189.69999999999998863131622783839702606201171875,
    "duration_minutes": 399.19999999999998863131622783839702606201171875,
    "points": 82,
    "centroid": {
        "lat": 41.46314093414634527334783342666923999786376953125,
        "lon": 28.71005743780488472793877008371055126190185546875
    },
    "bbox": {
        "min_lat": 41.4624366999999978133928379975259304046630859375,
        "min_lon": 28.709796699999998281782609410583972930908203125,
        "max_lat": 41.464848299999999881038093008100986480712890625,
        "max_lon": 28.710221700000001732178134261630475521087646484375
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 03:00 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 39m
  • Data Points: 82 AIS positions
  • Period: 2026-06-03T03:50:50+00:00 to 2026-06-03T10:30:01+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 399.19999999999998863131622783839702606201171875,
    "points_in_zone": 82,
    "first_point": {
        "ts": "2026-06-03T03:50:50+00:00",
        "lat": 41.46483500000000077534423326142132282257080078125,
        "lon": 28.710221700000001732178134261630475521087646484375
    },
    "last_point": {
        "ts": "2026-06-03T10:30:01+00:00",
        "lat": 41.46284829999999743677108199335634708404541015625,
        "lon": 28.70980670000000145591911859810352325439453125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 02:01 UTC 75.0%
  • Duration: 6h 38m
  • Radius: 172 meters
  • Data Points: 82 AIS positions
  • Centroid: 41.4636, 28.7101
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 172.400000000000005684341886080801486968994140625,
    "duration_minutes": 398,
    "points": 82,
    "centroid": {
        "lat": 41.46364117682926320185288204811513423919677734375,
        "lon": 28.710087339024401131837294087745249271392822265625
    },
    "bbox": {
        "min_lat": 41.46264500000000197132976609282195568084716796875,
        "min_lon": 28.709796699999998281782609410583972930908203125,
        "max_lat": 41.46518830000000122026904136873781681060791015625,
        "max_lon": 28.7102517000000005964466254226863384246826171875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 02:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 38m
  • Data Points: 82 AIS positions
  • Period: 2026-06-03T02:51:02+00:00 to 2026-06-03T09:29:01+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 398,
    "points_in_zone": 82,
    "first_point": {
        "ts": "2026-06-03T02:51:02+00:00",
        "lat": 41.46518830000000122026904136873781681060791015625,
        "lon": 28.7102517000000005964466254226863384246826171875
    },
    "last_point": {
        "ts": "2026-06-03T09:29:01+00:00",
        "lat": 41.46264500000000197132976609282195568084716796875,
        "lon": 28.71017499999999955662133288569748401641845703125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 01:01 UTC 75.0%
  • Duration: 6h 36m
  • Radius: 200 meters
  • Data Points: 70 AIS positions
  • Centroid: 41.4644, 28.7102
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 200.400000000000005684341886080801486968994140625,
    "duration_minutes": 396.19999999999998863131622783839702606201171875,
    "points": 70,
    "centroid": {
        "lat": 41.46437185428572291812088224105536937713623046875,
        "lon": 28.7101677614285648587610921822488307952880859375
    },
    "bbox": {
        "min_lat": 41.46282500000000226236807066015899181365966796875,
        "min_lon": 28.709796699999998281782609410583972930908203125,
        "max_lat": 41.46613169999999826131897862069308757781982421875,
        "max_lon": 28.710698300000000671161615173332393169403076171875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 01:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 36m
  • Data Points: 70 AIS positions
  • Period: 2026-06-03T01:23:31+00:00 to 2026-06-03T07:59:41+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 396.19999999999998863131622783839702606201171875,
    "points_in_zone": 70,
    "first_point": {
        "ts": "2026-06-03T01:23:31+00:00",
        "lat": 41.46613169999999826131897862069308757781982421875,
        "lon": 28.710698300000000671161615173332393169403076171875
    },
    "last_point": {
        "ts": "2026-06-03T07:59:41+00:00",
        "lat": 41.46283170000000239951987168751657009124755859375,
        "lon": 28.710076699999998339762896648608148097991943359375
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 3, 2026 00:01 UTC 75.0%
  • Duration: 6h 31m
  • Radius: 190 meters
  • Data Points: 63 AIS positions
  • Centroid: 41.4647, 28.7102
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 189.80000000000001136868377216160297393798828125,
    "duration_minutes": 391.19999999999998863131622783839702606201171875,
    "points": 63,
    "centroid": {
        "lat": 41.46474010317461988961440511047840118408203125,
        "lon": 28.710220371428565755422823713161051273345947265625
    },
    "bbox": {
        "min_lat": 41.46304500000000103909769677557051181793212890625,
        "min_lon": 28.709796699999998281782609410583972930908203125,
        "max_lat": 41.4662000000000006139089236967265605926513671875,
        "max_lon": 28.710776700000000261070454143919050693511962890625
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 3, 2026 00:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 31m
  • Data Points: 63 AIS positions
  • Period: 2026-06-03T00:56:20+00:00 to 2026-06-03T07:27:31+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 391.19999999999998863131622783839702606201171875,
    "points_in_zone": 63,
    "first_point": {
        "ts": "2026-06-03T00:56:20+00:00",
        "lat": 41.46612329999999957408363115973770618438720703125,
        "lon": 28.71058169999999876154106459580361843109130859375
    },
    "last_point": {
        "ts": "2026-06-03T07:27:31+00:00",
        "lat": 41.46304500000000103909769677557051181793212890625,
        "lon": 28.7099299999999999499777914024889469146728515625
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 2, 2026 23:18 UTC 75.0%
  • Duration: 5h 5m
  • Radius: 100 meters
  • Data Points: 79 AIS positions
  • Centroid: 41.4654, 28.7102
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 100.400000000000005684341886080801486968994140625,
    "duration_minutes": 305.80000000000001136868377216160297393798828125,
    "points": 79,
    "centroid": {
        "lat": 41.46538019113923922986941761337220668792724609375,
        "lon": 28.710246370886071787253968068398535251617431640625
    },
    "bbox": {
        "min_lat": 41.464775000000003046807250939309597015380859375,
        "min_lon": 28.70976999999999890178514760918915271759033203125,
        "max_lat": 41.4662000000000006139089236967265605926513671875,
        "max_lon": 28.710776700000000261070454143919050693511962890625
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 2, 2026 23:18 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 5h 5m
  • Data Points: 79 AIS positions
  • Period: 2026-06-02T23:18:21+00:00 to 2026-06-03T04:24:10+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 305.80000000000001136868377216160297393798828125,
    "points_in_zone": 79,
    "first_point": {
        "ts": "2026-06-02T23:18:21+00:00",
        "lat": 41.4654000000000024783730623312294483184814453125,
        "lon": 28.70976999999999890178514760918915271759033203125
    },
    "last_point": {
        "ts": "2026-06-03T04:24:10+00:00",
        "lat": 41.464799999999996771293808706104755401611328125,
        "lon": 28.710028300000001166836227639578282833099365234375
    }
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 2, 2026 03:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 2h 18m
  • Data Points: 7 AIS positions
  • Period: 2026-06-02T03:01:41+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 138.400000000000005684341886080801486968994140625,
    "points_in_zone": 7,
    "first_point": {
        "ts": "2026-06-02T03:01:41+00:00",
        "lat": 41.46481330000000298241502605378627777099609375,
        "lon": 28.7100267000000002326487447135150432586669921875
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 2, 2026 02:02 UTC 75.0%
  • Duration: 3h 17m
  • Radius: 58 meters
  • Data Points: 16 AIS positions
  • Centroid: 41.4646, 28.7100
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 58.39999999999999857891452847979962825775146484375,
    "duration_minutes": 197.69999999999998863131622783839702606201171875,
    "points": 16,
    "centroid": {
        "lat": 41.46458999374999621068127453327178955078125,
        "lon": 28.71001968125000303189153783023357391357421875
    },
    "bbox": {
        "min_lat": 41.46406999999999953843143885023891925811767578125,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4650682999999986577677191235125064849853515625,
        "max_lon": 28.71012329999999934670995571650564670562744140625
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 2, 2026 02:02 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 3h 17m
  • Data Points: 16 AIS positions
  • Period: 2026-06-02T02:02:21+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 197.69999999999998863131622783839702606201171875,
    "points_in_zone": 16,
    "first_point": {
        "ts": "2026-06-02T02:02:21+00:00",
        "lat": 41.46406999999999953843143885023891925811767578125,
        "lon": 28.71012329999999934670995571650564670562744140625
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 2, 2026 01:06 UTC 75.0%
  • Duration: 4h 13m
  • Radius: 100 meters
  • Data Points: 31 AIS positions
  • Centroid: 41.4642, 28.7101
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 99.599999999999994315658113919198513031005859375,
    "duration_minutes": 253.900000000000005684341886080801486968994140625,
    "points": 31,
    "centroid": {
        "lat": 41.46418074838710055018964339978992938995361328125,
        "lon": 28.7100837612903205808834172785282135009765625
    },
    "bbox": {
        "min_lat": 41.4633850000000023783286451362073421478271484375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4650682999999986577677191235125064849853515625,
        "max_lon": 28.71027670000000142636054079048335552215576171875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 2, 2026 01:06 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 4h 13m
  • Data Points: 31 AIS positions
  • Period: 2026-06-02T01:06:11+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 253.900000000000005684341886080801486968994140625,
    "points_in_zone": 31,
    "first_point": {
        "ts": "2026-06-02T01:06:11+00:00",
        "lat": 41.4633850000000023783286451362073421478271484375,
        "lon": 28.71027670000000142636054079048335552215576171875
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 2, 2026 00:11 UTC 75.0%
  • Duration: 5h 8m
  • Radius: 109 meters
  • Data Points: 34 AIS positions
  • Centroid: 41.4641, 28.7101
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 108.7999999999999971578290569595992565155029296875,
    "duration_minutes": 308.69999999999998863131622783839702606201171875,
    "points": 34,
    "centroid": {
        "lat": 41.464099361764709783528815023601055145263671875,
        "lon": 28.7101060764705806604979443363845348358154296875
    },
    "bbox": {
        "min_lat": 41.46319170000000298159648082219064235687255859375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4650682999999986577677191235125064849853515625,
        "max_lon": 28.710461699999999751753421151079237461090087890625
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 2, 2026 00:11 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 5h 8m
  • Data Points: 34 AIS positions
  • Period: 2026-06-02T00:11:20+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 308.69999999999998863131622783839702606201171875,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-06-02T00:11:20+00:00",
        "lat": 41.46326169999999677884261473082005977630615234375,
        "lon": 28.71030999999999977490006131120026111602783203125
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 23:01 UTC 75.0%
  • Duration: 6h 18m
  • Radius: 144 meters
  • Data Points: 51 AIS positions
  • Centroid: 41.4638, 28.7103
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 143.900000000000005684341886080801486968994140625,
    "duration_minutes": 378.8999999999999772626324556767940521240234375,
    "points": 51,
    "centroid": {
        "lat": 41.4638060764705898009196971543133258819580078125,
        "lon": 28.710300652941182164568090229295194149017333984375
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4650682999999986577677191235125064849853515625,
        "max_lon": 28.710795000000000953832568484358489513397216796875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 1, 2026 23:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 18m
  • Data Points: 51 AIS positions
  • Period: 2026-06-01T23:01:10+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 378.8999999999999772626324556767940521240234375,
    "points_in_zone": 51,
    "first_point": {
        "ts": "2026-06-01T23:01:10+00:00",
        "lat": 41.463515000000001009539118967950344085693359375,
        "lon": 28.710525000000000517275111633352935314178466796875
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 22:01 UTC 75.0%
  • Duration: 6h 28m
  • Radius: 145 meters
  • Data Points: 55 AIS positions
  • Centroid: 41.4638, 28.7103
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 144.900000000000005684341886080801486968994140625,
    "duration_minutes": 388.19999999999998863131622783839702606201171875,
    "points": 55,
    "centroid": {
        "lat": 41.463799118181810854366631247103214263916015625,
        "lon": 28.71031221272728117810402181930840015411376953125
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4650682999999986577677191235125064849853515625,
        "max_lon": 28.710795000000000953832568484358489513397216796875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 1, 2026 22:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 28m
  • Data Points: 55 AIS positions
  • Period: 2026-06-01T22:51:51+00:00 to 2026-06-02T05:20:04+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 388.19999999999998863131622783839702606201171875,
    "points_in_zone": 55,
    "first_point": {
        "ts": "2026-06-01T22:51:51+00:00",
        "lat": 41.46383829999999903748175711371004581451416015625,
        "lon": 28.710421700000001266062099603004753589630126953125
    },
    "last_point": {
        "ts": "2026-06-02T05:20:04+00:00",
        "lat": 41.46476830000000290965544991195201873779296875,
        "lon": 28.709978299999999507008396903984248638153076171875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 21:03 UTC 75.0%
  • Duration: 6h 4m
  • Radius: 127 meters
  • Data Points: 81 AIS positions
  • Centroid: 41.4641, 28.7103
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 127.099999999999994315658113919198513031005859375,
    "duration_minutes": 364.30000000000001136868377216160297393798828125,
    "points": 81,
    "centroid": {
        "lat": 41.46413705555556816761964000761508941650390625,
        "lon": 28.710340245679009996138120186515152454376220703125
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.4651982999999972889781929552555084228515625,
        "max_lon": 28.710795000000000953832568484358489513397216796875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 1, 2026 21:03 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 4m
  • Data Points: 81 AIS positions
  • Period: 2026-06-01T21:03:21+00:00 to 2026-06-02T03:07:41+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 364.30000000000001136868377216160297393798828125,
    "points_in_zone": 81,
    "first_point": {
        "ts": "2026-06-01T21:03:21+00:00",
        "lat": 41.4651982999999972889781929552555084228515625,
        "lon": 28.710260000000001667785909376107156276702880859375
    },
    "last_point": {
        "ts": "2026-06-02T03:07:41+00:00",
        "lat": 41.46481330000000298241502605378627777099609375,
        "lon": 28.709965000000000401314537157304584980010986328125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 20:01 UTC 75.0%
  • Duration: 6h 37m
  • Radius: 143 meters
  • Data Points: 89 AIS positions
  • Centroid: 41.4643, 28.7103
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 143.099999999999994315658113919198513031005859375,
    "duration_minutes": 397.30000000000001136868377216160297393798828125,
    "points": 89,
    "centroid": {
        "lat": 41.464253631460678661824204027652740478515625,
        "lon": 28.710344269662915195340247009880840778350830078125
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.70991169999999925721567706204950809478759765625,
        "max_lat": 41.46553999999999717829268774949014186859130859375,
        "max_lon": 28.710795000000000953832568484358489513397216796875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 1, 2026 20:01 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 37m
  • Data Points: 89 AIS positions
  • Period: 2026-06-01T20:30:22+00:00 to 2026-06-02T03:07:41+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 397.30000000000001136868377216160297393798828125,
    "points_in_zone": 89,
    "first_point": {
        "ts": "2026-06-01T20:30:22+00:00",
        "lat": 41.46553999999999717829268774949014186859130859375,
        "lon": 28.710435000000000371755959349684417247772216796875
    },
    "last_point": {
        "ts": "2026-06-02T03:07:41+00:00",
        "lat": 41.46481330000000298241502605378627777099609375,
        "lon": 28.709965000000000401314537157304584980010986328125
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 19:02 UTC 75.0%
  • Duration: 6h 33m
  • Radius: 202 meters
  • Data Points: 95 AIS positions
  • Centroid: 41.4644, 28.7104
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 201.80000000000001136868377216160297393798828125,
    "duration_minutes": 393.3999999999999772626324556767940521240234375,
    "points": 95,
    "centroid": {
        "lat": 41.46443475473683548671033349819481372833251953125,
        "lon": 28.710421436842114673027026583440601825714111328125
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.710048300000000409681888413615524768829345703125,
        "max_lat": 41.46620829999999813253452884964644908905029296875,
        "max_lon": 28.710953299999999899227987043559551239013671875
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

Zone Dwell Bosphorus/Dardanelles Approach Jun 1, 2026 19:02 UTC 80.0%
  • Zone: Bosphorus/Dardanelles Approach
  • Duration: 6h 33m
  • Data Points: 95 AIS positions
  • Period: 2026-06-01T19:40:31+00:00 to 2026-06-02T02:13:52+00:00
Show Raw Evidence JSON
{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 393.3999999999999772626324556767940521240234375,
    "points_in_zone": 95,
    "first_point": {
        "ts": "2026-06-01T19:40:31+00:00",
        "lat": 41.46620829999999813253452884964644908905029296875,
        "lon": 28.7109482999999983121597324497997760772705078125
    },
    "last_point": {
        "ts": "2026-06-02T02:13:52+00:00",
        "lat": 41.46425330000000286645445157773792743682861328125,
        "lon": 28.71008330000000086101863416843116283416748046875
    }
}

Methodology: 2026.01.18

Loiter Bosphorus/Dardanelles Approach Jun 1, 2026 18:20 UTC 75.0%
  • Duration: 6h 33m
  • Radius: 183 meters
  • Data Points: 92 AIS positions
  • Centroid: 41.4647, 28.7105
  • Zone: Bosphorus/Dardanelles Approach
Show Raw Evidence JSON
{
    "radius_m": 182.5,
    "duration_minutes": 393,
    "points": 92,
    "centroid": {
        "lat": 41.46466510869564814356635906733572483062744140625,
        "lon": 28.710523369565226659005929832346737384796142578125
    },
    "bbox": {
        "min_lat": 41.46304330000000248901415034197270870208740234375,
        "min_lon": 28.71014170000000120808181236498057842254638671875,
        "max_lat": 41.46626330000000137943061417900025844573974609375,
        "max_lon": 28.71107500000000101181285572238266468048095703125
    },
    "zone_id": "osint_bosphorus"
}

Methodology: 2026.01.18

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