JAXSON

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 98.2000000000000028421709430404007434844970703125,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-07-19T16:01:08+00:00",
        "lat": 35.8319800000000014961187844164669513702392578125,
        "lon": -4.81316330000000025535200620652176439762115478515625
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 156.69999999999998863131622783839702606201171875,
    "points_in_zone": 40,
    "first_point": {
        "ts": "2026-07-19T15:02:38+00:00",
        "lat": 35.82729830000000248446667683310806751251220703125,
        "lon": -4.82204500000000013670842236024327576160430908203125
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "radius_m": 1149.90000000000009094947017729282379150390625,
    "duration_minutes": 103,
    "points": 33,
    "centroid": {
        "lat": 35.832679042424246063092141412198543548583984375,
        "lon": -4.81325732121212013225886039435863494873046875
    },
    "bbox": {
        "min_lat": 35.82751999999999981127984938211739063262939453125,
        "min_lon": -4.8197349999999996583710526465438306331634521484375,
        "max_lat": 35.84086169999999782476152176968753337860107421875,
        "max_lon": -4.80544670000000007092921805451624095439910888671875
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 203.80000000000001136868377216160297393798828125,
    "points_in_zone": 54,
    "first_point": {
        "ts": "2026-07-19T14:15:30+00:00",
        "lat": 35.82180000000000319460013997741043567657470703125,
        "lon": -4.82950000000000034816594052244909107685089111328125
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "radius_m": 1149.09999999999990905052982270717620849609375,
    "duration_minutes": 113.599999999999994315658113919198513031005859375,
    "points": 36,
    "centroid": {
        "lat": 35.83113680555556612716827658005058765411376953125,
        "lon": -4.81531675833333228098354084067977964878082275390625
    },
    "bbox": {
        "min_lat": 35.82676500000000174850356415845453739166259765625,
        "min_lon": -4.8240417000000004321691449149511754512786865234375,
        "max_lat": 35.83920169999999671972545911557972431182861328125,
        "max_lon": -4.8073382999999996201268004369921982288360595703125
    },
    "zone_id": "discovered_003"
}

{
    "radius_m": 1624.59999999999990905052982270717620849609375,
    "duration_minutes": 155.5,
    "points": 45,
    "centroid": {
        "lat": 35.82835096000000163485310622490942478179931640625,
        "lon": -4.819322482222222703285297029651701450347900390625
    },
    "bbox": {
        "min_lat": 35.8186232999999987214323482476174831390380859375,
        "min_lon": -4.83276000000000038880898500792682170867919921875,
        "max_lat": 35.835835000000002992237568832933902740478515625,
        "max_lon": -4.81044330000000019964545572292990982532501220703125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 246.19999999999998863131622783839702606201171875,
    "points_in_zone": 58,
    "first_point": {
        "ts": "2026-07-19T13:33:10+00:00",
        "lat": 35.81621169999999665378709323704242706298828125,
        "lon": -4.834134999999999848796505830250680446624755859375
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "radius_m": 2481.40000000000009094947017729282379150390625,
    "duration_minutes": 198.30000000000001136868377216160297393798828125,
    "points": 44,
    "centroid": {
        "lat": 35.82639173636363949526639771647751331329345703125,
        "lon": -4.82155030454545485696371542871929705142974853515625
    },
    "bbox": {
        "min_lat": 35.80632829999999700021362514235079288482666015625,
        "min_lon": -4.834134999999999848796505830250680446624755859375,
        "max_lat": 35.8331950000000034606273402459919452667236328125,
        "max_lon": -4.81191670000000026874431569012813270092010498046875
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 338.80000000000001136868377216160297393798828125,
    "points_in_zone": 68,
    "first_point": {
        "ts": "2026-07-19T12:00:30+00:00",
        "lat": 35.794798299999996515907696448266506195068359375,
        "lon": -4.83105329999999977275138007826171815395355224609375
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 377.5,
    "points_in_zone": 76,
    "first_point": {
        "ts": "2026-07-19T11:21:50+00:00",
        "lat": 35.78851499999999674628270440734922885894775390625,
        "lon": -4.82855330000000027013129511033184826374053955078125
    },
    "last_point": {
        "ts": "2026-07-19T17:39:19+00:00",
        "lat": 35.837926699999997026679920963943004608154296875,
        "lon": -4.78690499999999996560973158921115100383758544921875
    }
}

{
    "radius_m": 1112.59999999999990905052982270717620849609375,
    "duration_minutes": 90.2999999999999971578290569595992565155029296875,
    "points": 18,
    "centroid": {
        "lat": 35.7964886111111155742037226445972919464111328125,
        "lon": -4.8313099944444442002122741541825234889984130859375
    },
    "bbox": {
        "min_lat": 35.78851499999999674628270440734922885894775390625,
        "min_lon": -4.83368000000000019866774891852401196956634521484375,
        "max_lat": 35.80632829999999700021362514235079288482666015625,
        "max_lon": -4.82855330000000027013129511033184826374053955078125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 393.19999999999998863131622783839702606201171875,
    "points_in_zone": 77,
    "first_point": {
        "ts": "2026-07-19T10:22:49+00:00",
        "lat": 35.781509999999997262420947663486003875732421875,
        "lon": -4.82690830000000037358631743700243532657623291015625
    },
    "last_point": {
        "ts": "2026-07-19T16:55:59+00:00",
        "lat": 35.84086169999999782476152176968753337860107421875,
        "lon": -4.80544670000000007092921805451624095439910888671875
    }
}

{
    "radius_m": 1072.40000000000009094947017729282379150390625,
    "duration_minutes": 108.5,
    "points": 17,
    "centroid": {
        "lat": 35.7934956823529404346118099056184291839599609375,
        "lon": -4.83043381764705959113825883832760155200958251953125
    },
    "bbox": {
        "min_lat": 35.78420330000000149084371514618396759033203125,
        "min_lon": -4.83303170000000026362840799265541136264801025390625,
        "max_lat": 35.8023333000000008041752153076231479644775390625,
        "max_lon": -4.82716999999999973880449033458717167377471923828125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 390.80000000000001136868377216160297393798828125,
    "points_in_zone": 77,
    "first_point": {
        "ts": "2026-07-19T09:55:18+00:00",
        "lat": 35.77953999999999723513610661029815673828125,
        "lon": -4.82577169999999977534343997831456363201141357421875
    },
    "last_point": {
        "ts": "2026-07-19T16:26:08+00:00",
        "lat": 35.835835000000002992237568832933902740478515625,
        "lon": -4.81044330000000019964545572292990982532501220703125
    }
}

{
    "radius_m": 1104.200000000000045474735088646411895751953125,
    "duration_minutes": 131.19999999999998863131622783839702606201171875,
    "points": 21,
    "centroid": {
        "lat": 35.78646848571428762397772516123950481414794921875,
        "lon": -4.8281758666666672041856145369820296764373779296875
    },
    "bbox": {
        "min_lat": 35.77953999999999723513610661029815673828125,
        "min_lon": -4.83139499999999966206587487249635159969329833984375,
        "max_lat": 35.7960683000000017273123376071453094482421875,
        "max_lon": -4.8256633000000004329876901465468108654022216796875
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 397.5,
    "points_in_zone": 68,
    "first_point": {
        "ts": "2026-07-19T08:50:39+00:00",
        "lat": 35.7770450000000010959411156363785266876220703125,
        "lon": -4.8283933000000001101170710171572864055633544921875
    },
    "last_point": {
        "ts": "2026-07-19T15:28:10+00:00",
        "lat": 35.8285182999999989306161296553909778594970703125,
        "lon": -4.81735999999999986442844601697288453578948974609375
    }
}

{
    "radius_m": 1142,
    "duration_minutes": 172.80000000000001136868377216160297393798828125,
    "points": 26,
    "centroid": {
        "lat": 35.78149992692308245523236109875142574310302734375,
        "lon": -4.82701627307692238133540740818716585636138916015625
    },
    "bbox": {
        "min_lat": 35.7770383000000009587893146090209484100341796875,
        "min_lon": -4.8298582999999997156237441231496632099151611328125,
        "max_lat": 35.79152830000000307109075947664678096771240234375,
        "max_lon": -4.8253833000000003750074029085226356983184814453125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 392.5,
    "points_in_zone": 60,
    "first_point": {
        "ts": "2026-07-19T07:54:29+00:00",
        "lat": 35.7782399999999967121766530908644199371337890625,
        "lon": -4.83546000000000031349145501735620200634002685546875
    },
    "last_point": {
        "ts": "2026-07-19T14:26:58+00:00",
        "lat": 35.82286830000000321660991176031529903411865234375,
        "lon": -4.82731170000000009423501978744752705097198486328125
    }
}

{
    "radius_m": 1256,
    "duration_minutes": 270.69999999999998863131622783839702606201171875,
    "points": 42,
    "centroid": {
        "lat": 35.779660350000000335057848133146762847900390625,
        "lon": -4.82982785476190645823635350097902119159698486328125
    },
    "bbox": {
        "min_lat": 35.7770383000000009587893146090209484100341796875,
        "min_lon": -4.84350669999999983161842465051449835300445556640625,
        "max_lat": 35.7900249999999999772626324556767940521240234375,
        "max_lon": -4.8253833000000003750074029085226356983184814453125
    },
    "zone_id": "discovered_003"
}

{
    "radius_m": 1838.59999999999990905052982270717620849609375,
    "duration_minutes": 303.8999999999999772626324556767940521240234375,
    "points": 45,
    "centroid": {
        "lat": 35.779873177777773207708378322422504425048828125,
        "lon": -4.8309621088888885509504689252935349941253662109375
    },
    "bbox": {
        "min_lat": 35.7770383000000009587893146090209484100341796875,
        "min_lon": -4.850416700000000247428033617325127124786376953125,
        "max_lat": 35.7900249999999999772626324556767940521240234375,
        "max_lon": -4.8253833000000003750074029085226356983184814453125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 383.19999999999998863131622783839702606201171875,
    "points_in_zone": 60,
    "first_point": {
        "ts": "2026-07-19T06:28:58+00:00",
        "lat": 35.7847000000000008412825991399586200714111328125,
        "lon": -4.850416700000000247428033617325127124786376953125
    },
    "last_point": {
        "ts": "2026-07-19T12:52:10+00:00",
        "lat": 35.80632829999999700021362514235079288482666015625,
        "lon": -4.83368000000000019866774891852401196956634521484375
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 392.1000000000000227373675443232059478759765625,
    "points_in_zone": 55,
    "first_point": {
        "ts": "2026-07-19T05:40:49+00:00",
        "lat": 35.79214329999999932852006168104708194732666015625,
        "lon": -4.8618100000000001870148480520583689212799072265625
    },
    "last_point": {
        "ts": "2026-07-19T12:12:58+00:00",
        "lat": 35.7974616999999994959580362774431705474853515625,
        "lon": -4.83181499999999974903630572953261435031890869140625
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 382.8999999999999772626324556767940521240234375,
    "points_in_zone": 47,
    "first_point": {
        "ts": "2026-07-19T04:26:28+00:00",
        "lat": 35.7942249999999972942532622255384922027587890625,
        "lon": -4.87849329999999969942336974781937897205352783203125
    },
    "last_point": {
        "ts": "2026-07-19T10:49:19+00:00",
        "lat": 35.78449830000000275731508736498653888702392578125,
        "lon": -4.82729330000000000922000253922306001186370849609375
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 399.19999999999998863131622783839702606201171875,
    "points_in_zone": 46,
    "first_point": {
        "ts": "2026-07-19T03:50:28+00:00",
        "lat": 35.79246499999999997498889570124447345733642578125,
        "lon": -4.8820183000000003659124558907933533191680908203125
    },
    "last_point": {
        "ts": "2026-07-19T10:29:38+00:00",
        "lat": 35.78208500000000213958628592081367969512939453125,
        "lon": -4.8270566999999999779902282170951366424560546875
    }
}

{
    "radius_m": 951.3999999999999772626324556767940521240234375,
    "duration_minutes": 117.7999999999999971578290569595992565155029296875,
    "points": 15,
    "centroid": {
        "lat": 35.79191466666666343598990351893007755279541015625,
        "lon": -4.8826070933333340917670284397900104522705078125
    },
    "bbox": {
        "min_lat": 35.790441700000002356318873353302478790283203125,
        "min_lon": -4.88682830000000034686991057242266833782196044921875,
        "max_lat": 35.7963816999999977497282088734209537506103515625,
        "max_lon": -4.8736233000000002135720933438278734683990478515625
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 391.80000000000001136868377216160297393798828125,
    "points_in_zone": 47,
    "first_point": {
        "ts": "2026-07-19T02:57:49+00:00",
        "lat": 35.7906832999999977573679643683135509490966796875,
        "lon": -4.8873882999999995746520653483457863330841064453125
    },
    "last_point": {
        "ts": "2026-07-19T09:29:39+00:00",
        "lat": 35.77789169999999785432009957730770111083984375,
        "lon": -4.8253833000000003750074029085226356983184814453125
    }
}

{
    "radius_m": 1075.59999999999990905052982270717620849609375,
    "duration_minutes": 148.69999999999998863131622783839702606201171875,
    "points": 19,
    "centroid": {
        "lat": 35.791736136842104087918414734303951263427734375,
        "lon": -4.88406647894736778425794909708201885223388671875
    },
    "bbox": {
        "min_lat": 35.790441700000002356318873353302478790283203125,
        "min_lon": -4.890596699999999685815055272541940212249755859375,
        "max_lat": 35.7963816999999977497282088734209537506103515625,
        "max_lon": -4.8736233000000002135720933438278734683990478515625
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 396.5,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-07-19T01:52:38+00:00",
        "lat": 35.79075499999999721012500231154263019561767578125,
        "lon": -4.8923582999999997156237441231496632099151611328125
    },
    "last_point": {
        "ts": "2026-07-19T08:29:10+00:00",
        "lat": 35.777258299999999735518940724432468414306640625,
        "lon": -4.83043669999999991659933584742248058319091796875
    }
}

{
    "radius_m": 1146.59999999999990905052982270717620849609375,
    "duration_minutes": 206.80000000000001136868377216160297393798828125,
    "points": 37,
    "centroid": {
        "lat": 35.79109274594594580776174552738666534423828125,
        "lon": -4.88925531081081121698161950916983187198638916015625
    },
    "bbox": {
        "min_lat": 35.78931829999999791880327393300831317901611328125,
        "min_lon": -4.9002616999999997204895407776348292827606201171875,
        "max_lat": 35.7946749999999980218490236438810825347900390625,
        "max_lon": -4.87735830000000003536797521519474685192108154296875
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 397.69999999999998863131622783839702606201171875,
    "points_in_zone": 48,
    "first_point": {
        "ts": "2026-07-19T00:50:59+00:00",
        "lat": 35.78849170000000157187969307415187358856201171875,
        "lon": -4.90073500000000006338041202980093657970428466796875
    },
    "last_point": {
        "ts": "2026-07-19T07:28:40+00:00",
        "lat": 35.7803983000000016545527614653110504150390625,
        "lon": -4.8399333000000002158458300982601940631866455078125
    }
}

{
    "radius_m": 1145,
    "duration_minutes": 221,
    "points": 39,
    "centroid": {
        "lat": 35.79080487179486880222611944191157817840576171875,
        "lon": -4.89044388717948752542952206567861139774322509765625
    },
    "bbox": {
        "min_lat": 35.78817169999999947549440548755228519439697265625,
        "min_lon": -4.901186700000000229238139581866562366485595703125,
        "max_lat": 35.7942249999999972942532622255384922027587890625,
        "max_lon": -4.87849329999999969942336974781937897205352783203125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 393.30000000000001136868377216160297393798828125,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-07-18T23:55:39+00:00",
        "lat": 35.78637669999999815217961440794169902801513671875,
        "lon": -4.9081700000000001438138497178442776203155517578125
    },
    "last_point": {
        "ts": "2026-07-19T06:28:58+00:00",
        "lat": 35.7847000000000008412825991399586200714111328125,
        "lon": -4.850416700000000247428033617325127124786376953125
    }
}

{
    "radius_m": 1567.700000000000045474735088646411895751953125,
    "duration_minutes": 253.099999999999994315658113919198513031005859375,
    "points": 46,
    "centroid": {
        "lat": 35.79003778913043021248086006380617618560791015625,
        "lon": -4.89351945652173814238494742312468588352203369140625
    },
    "bbox": {
        "min_lat": 35.7859217000000029429429559968411922454833984375,
        "min_lon": -4.91010830000000009221139407600276172161102294921875,
        "max_lat": 35.79246499999999997498889570124447345733642578125,
        "max_lon": -4.8820183000000003659124558907933533191680908203125
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 394.8999999999999772626324556767940521240234375,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-07-18T22:00:19+00:00",
        "lat": 35.78125,
        "lon": -4.92158500000000032059688237495720386505126953125
    },
    "last_point": {
        "ts": "2026-07-19T04:35:10+00:00",
        "lat": 35.7946749999999980218490236438810825347900390625,
        "lon": -4.87735830000000003536797521519474685192108154296875
    }
}

{
    "radius_m": 2660.40000000000009094947017729282379150390625,
    "duration_minutes": 350.1000000000000227373675443232059478759765625,
    "points": 47,
    "centroid": {
        "lat": 35.78985081489360453588233212940394878387451171875,
        "lon": -4.894116595744680608959242817945778369903564453125
    },
    "bbox": {
        "min_lat": 35.78125,
        "min_lon": -4.92158500000000032059688237495720386505126953125,
        "max_lat": 35.79246499999999997498889570124447345733642578125,
        "max_lon": -4.8820183000000003659124558907933533191680908203125
    },
    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 49.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 62.89999999999999857891452847979962825775146484375,
    "distance_consistency_m": 15.5999999999999996447286321199499070644378662109375,
    "duration_minutes": 42,
    "overlap_duration_s": 2520,
    "speed_a_avg": 0.320000000000000006661338147750939242541790008544921875,
    "speed_a_std": 0.340000000000000024424906541753443889319896697998046875,
    "speed_b_avg": 0.299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.36999999999999999555910790149937383830547332763671875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.320000000000000006661338147750939242541790008544921875,
            "max_sog": 0.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.90000000000000002220446049250313080847263336181640625
        }
    },
    "time_window": {
        "start": "2026-07-18T16:05:57+00:00",
        "end": "2026-07-18T16:47:57+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 49m, avg 63m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 42 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b116m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 49m, avg 63m) for 42 minutes. Both vessels were slow-moving (avg speeds 0.3 and 0.3 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.78157900000000068985173129476606845855712890625,
            "lon": -4.9667136999999996760379872284829616546630859375
        },
        "time_window": {
            "start_ts": "2026-07-18T16:05:57+00:00",
            "end_ts": "2026-07-18T16:47:57+00:00"
        },
        "searched_at": "2026-07-18T22:30:11.931142+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 358.19999999999998863131622783839702606201171875,
    "points_in_zone": 12,
    "first_point": {
        "ts": "2026-07-18T16:02:08+00:00",
        "lat": 35.77918170000000230857040151022374629974365234375,
        "lon": -4.9658782999999999674400896765291690826416015625
    },
    "last_point": {
        "ts": "2026-07-18T22:00:19+00:00",
        "lat": 35.78125,
        "lon": -4.92158500000000032059688237495720386505126953125
    }
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 49.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 66.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 16.10000000000000142108547152020037174224853515625,
    "duration_minutes": 57,
    "overlap_duration_s": 3420,
    "speed_a_avg": 0.56999999999999995115018691649311222136020660400390625,
    "speed_a_std": 0.68000000000000004884981308350688777863979339599609375,
    "speed_b_avg": 0.520000000000000017763568394002504646778106689453125,
    "speed_b_std": 0.63000000000000000444089209850062616169452667236328125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.56999999999999995115018691649311222136020660400390625,
            "max_sog": 1.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.520000000000000017763568394002504646778106689453125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-07-18T15:50:57+00:00",
        "end": "2026-07-18T16:47:57+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 49m, avg 66m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 57 minutes"
            },
            "speed_stability": {
                "score": 12,
                "max": 20,
                "detail": "both very slow; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b116m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 49m, avg 66m) for 57 minutes. Both vessels were slow-moving (avg speeds 0.6 and 0.5 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.78003749999999882902557146735489368438720703125,
            "lon": -4.96631119999999981473592924885451793670654296875
        },
        "time_window": {
            "start_ts": "2026-07-18T15:50:57+00:00",
            "end_ts": "2026-07-18T16:47:57+00:00"
        },
        "searched_at": "2026-07-18T17:00:07.789507+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 388.30000000000001136868377216160297393798828125,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-07-18T15:31:59+00:00",
        "lat": 35.76420170000000098298187367618083953857421875,
        "lon": -4.9503617000000001979742592084221541881561279296875
    },
    "last_point": {
        "ts": "2026-07-18T22:00:19+00:00",
        "lat": 35.78125,
        "lon": -4.92158500000000032059688237495720386505126953125
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 111.2000000000000028421709430404007434844970703125,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-07-18T14:59:49+00:00",
        "lat": 35.73771670000000000300133251585066318511962890625,
        "lon": -4.91734329999999975058244672254659235477447509765625
    },
    "last_point": {
        "ts": "2026-07-18T16:50:59+00:00",
        "lat": 35.7828216999999995096004568040370941162109375,
        "lon": -4.96648499999999959442220642813481390476226806640625
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 90,
    "points_in_zone": 23,
    "first_point": {
        "ts": "2026-07-18T06:01:39+00:00",
        "lat": 35.77624329999999730489435023628175258636474609375,
        "lon": -4.73088499999999978484765961184166371822357177734375
    },
    "last_point": {
        "ts": "2026-07-18T07:31:40+00:00",
        "lat": 35.7366217000000006009940989315509796142578125,
        "lon": -4.7933099999999999596411726088263094425201416015625
    }
}

{
    "vessel_a": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "min_distance_m": 28.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 135.69999999999998863131622783839702606201171875,
    "distance_consistency_m": 99.400000000000005684341886080801486968994140625,
    "duration_minutes": 44.2000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2650,
    "speed_a_avg": 1,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 1.0800000000000000710542735760100185871124267578125,
    "speed_b_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1,
            "max_sog": 1.100000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 1.0800000000000000710542735760100185871124267578125,
            "max_sog": 1.100000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-07-18T05:08:29+00:00",
        "end": "2026-07-18T05:52:39+00:00"
    },
    "points_count": {
        "vessel_a": 13,
        "vessel_b": 13
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 63,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 29m, avg 136m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 44 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b199m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (JAXSON and SUPER G) maintained close proximity (min 29m, avg 136m) for 44 minutes. Both vessels were slow-moving (avg speeds 1.0 and 1.1 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 151.5,
    "points_in_zone": 40,
    "first_point": {
        "ts": "2026-07-18T05:00:09+00:00",
        "lat": 35.75785330000000072914190241135656833648681640625,
        "lon": -4.73042669999999976226945364032872021198272705078125
    },
    "last_point": {
        "ts": "2026-07-18T07:31:40+00:00",
        "lat": 35.7366217000000006009940989315509796142578125,
        "lon": -4.7933099999999999596411726088263094425201416015625
    }
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 18.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 73.900000000000005684341886080801486968994140625,
    "distance_consistency_m": 55,
    "duration_minutes": 105,
    "overlap_duration_s": 6300,
    "speed_a_avg": 1.0700000000000000621724893790087662637233734130859375,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 1.020000000000000017763568394002504646778106689453125,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.0700000000000000621724893790087662637233734130859375,
            "max_sog": 1.100000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 1.020000000000000017763568394002504646778106689453125,
            "max_sog": 1.100000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-07-18T04:22:51+00:00",
        "end": "2026-07-18T06:07:51+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 78,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 74m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 105 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b155m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 19m, avg 74m) for 105 minutes. Both vessels were slow-moving (avg speeds 1.1 and 1.0 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 209.30000000000001136868377216160297393798828125,
    "points_in_zone": 54,
    "first_point": {
        "ts": "2026-07-18T04:02:20+00:00",
        "lat": 35.7401449999999982765075401403009891510009765625,
        "lon": -4.7233932999999996837914295610971748828887939453125
    },
    "last_point": {
        "ts": "2026-07-18T07:31:40+00:00",
        "lat": 35.7366217000000006009940989315509796142578125,
        "lon": -4.7933099999999999596411726088263094425201416015625
    }
}

{
    "vessel_a": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "min_distance_m": 18.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 112.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 86,
    "duration_minutes": 67.2000000000000028421709430404007434844970703125,
    "overlap_duration_s": 4031,
    "speed_a_avg": 1.1100000000000000976996261670137755572795867919921875,
    "speed_a_std": 0.13000000000000000444089209850062616169452667236328125,
    "speed_b_avg": 1.12000000000000010658141036401502788066864013671875,
    "speed_b_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.1100000000000000976996261670137755572795867919921875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.12000000000000010658141036401502788066864013671875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-18T03:57:09+00:00",
        "end": "2026-07-18T05:04:20+00:00"
    },
    "points_count": {
        "vessel_a": 18,
        "vessel_b": 18
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 73,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 113m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 67 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b186m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (JAXSON and SUPER G) maintained close proximity (min 19m, avg 113m) for 67 minutes. Both vessels were slow-moving (avg speeds 1.1 and 1.1 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 224.69999999999998863131622783839702606201171875,
    "points_in_zone": 58,
    "first_point": {
        "ts": "2026-07-18T03:46:59+00:00",
        "lat": 35.7353949999999969122654874809086322784423828125,
        "lon": -4.72036999999999995480948200565762817859649658203125
    },
    "last_point": {
        "ts": "2026-07-18T07:31:40+00:00",
        "lat": 35.7366217000000006009940989315509796142578125,
        "lon": -4.7933099999999999596411726088263094425201416015625
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 69.7000000000000028421709430404007434844970703125,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-07-17T07:02:19+00:00",
        "lat": 35.8096967000000034886397770605981349945068359375,
        "lon": -4.6783950000000000812860889709554612636566162109375
    },
    "last_point": {
        "ts": "2026-07-17T08:12:00+00:00",
        "lat": 35.7462000000000017507773009128868579864501953125,
        "lon": -4.68733670000000035571474654716439545154571533203125
    }
}

{
    "vessel_a": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "min_distance_m": 48.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 83.2999999999999971578290569595992565155029296875,
    "distance_consistency_m": 40,
    "duration_minutes": 42.39999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2541,
    "speed_a_avg": 0.560000000000000053290705182007513940334320068359375,
    "speed_a_std": 0.299999999999999988897769753748434595763683319091796875,
    "speed_b_avg": 0.68000000000000004884981308350688777863979339599609375,
    "speed_b_std": 0.34999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.560000000000000053290705182007513940334320068359375,
            "max_sog": 1.5
        },
        "vessel_b": {
            "avg_sog": 0.68000000000000004884981308350688777863979339599609375,
            "max_sog": 1.3000000000000000444089209850062616169452667236328125
        }
    },
    "time_window": {
        "start": "2026-07-17T06:29:20+00:00",
        "end": "2026-07-17T07:11:41+00:00"
    },
    "points_count": {
        "vessel_a": 15,
        "vessel_b": 15
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 67,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 48m, avg 83m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 42 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b140m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (JAXSON and SUPER G) maintained close proximity (min 48m, avg 83m) for 42 minutes. Both vessels were slow-moving (avg speeds 0.6 and 0.7 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 129.80000000000001136868377216160297393798828125,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-07-17T06:02:10+00:00",
        "lat": 35.8058750000000003410605131648480892181396484375,
        "lon": -4.68539830000000012688587958109565079212188720703125
    },
    "last_point": {
        "ts": "2026-07-17T08:12:00+00:00",
        "lat": 35.7462000000000017507773009128868579864501953125,
        "lon": -4.68733670000000035571474654716439545154571533203125
    }
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 48.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 59.10000000000000142108547152020037174224853515625,
    "distance_consistency_m": 12,
    "duration_minutes": 72,
    "overlap_duration_s": 4320,
    "speed_a_avg": 0.56999999999999995115018691649311222136020660400390625,
    "speed_a_std": 0.330000000000000015543122344752191565930843353271484375,
    "speed_b_avg": 0.56999999999999995115018691649311222136020660400390625,
    "speed_b_std": 0.40000000000000002220446049250313080847263336181640625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.56999999999999995115018691649311222136020660400390625,
            "max_sog": 1.3000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.56999999999999995115018691649311222136020660400390625,
            "max_sog": 1.5
        }
    },
    "time_window": {
        "start": "2026-07-17T05:59:13+00:00",
        "end": "2026-07-17T07:11:13+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 48m, avg 59m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 72 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b112m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 48m, avg 59m) for 72 minutes. Both vessels were slow-moving (avg speeds 0.6 and 0.6 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "radius_m": 1356.5,
    "duration_minutes": 141,
    "points": 44,
    "centroid": {
        "lat": 35.8060120795454395192791707813739776611328125,
        "lon": -4.6857106431818191794036465580575168132781982421875
    },
    "bbox": {
        "min_lat": 35.797224999999997407940099947154521942138671875,
        "min_lon": -4.70044169999999983389216140494681894779205322265625,
        "max_lat": 35.8099567000000007510607247240841388702392578125,
        "max_lon": -4.6774483000000000032514435588382184505462646484375
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 186.19999999999998863131622783839702606201171875,
    "points_in_zone": 54,
    "first_point": {
        "ts": "2026-07-17T05:05:49+00:00",
        "lat": 35.8036732999999998128259903751313686370849609375,
        "lon": -4.70044169999999983389216140494681894779205322265625
    },
    "last_point": {
        "ts": "2026-07-17T08:12:00+00:00",
        "lat": 35.7462000000000017507773009128868579864501953125,
        "lon": -4.68733670000000035571474654716439545154571533203125
    }
}

{
    "radius_m": 1763.799999999999954525264911353588104248046875,
    "duration_minutes": 166.5,
    "points": 49,
    "centroid": {
        "lat": 35.80554091428570018251775763928890228271484375,
        "lon": -4.6875543530612251430511605576612055301666259765625
    },
    "bbox": {
        "min_lat": 35.797224999999997407940099947154521942138671875,
        "min_lon": -4.7057982999999996565065885079093277454376220703125,
        "max_lat": 35.8099567000000007510607247240841388702392578125,
        "max_lon": -4.6774483000000000032514435588382184505462646484375
    },
    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 33.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 56.2999999999999971578290569595992565155029296875,
    "distance_consistency_m": 13,
    "duration_minutes": 174,
    "overlap_duration_s": 10440,
    "speed_a_avg": 0.689999999999999946709294817992486059665679931640625,
    "speed_a_std": 0.299999999999999988897769753748434595763683319091796875,
    "speed_b_avg": 0.65000000000000002220446049250313080847263336181640625,
    "speed_b_std": 0.340000000000000024424906541753443889319896697998046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.689999999999999946709294817992486059665679931640625,
            "max_sog": 1.3000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.65000000000000002220446049250313080847263336181640625,
            "max_sog": 1.5
        }
    },
    "time_window": {
        "start": "2026-07-17T04:17:13+00:00",
        "end": "2026-07-17T07:11:13+00:00"
    },
    "points_count": {
        "vessel_a": 15,
        "vessel_b": 15
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 33m, avg 56m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 174 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b113m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 33m, avg 56m) for 174 minutes. Both vessels were slow-moving (avg speeds 0.7 and 0.7 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 251.5,
    "points_in_zone": 69,
    "first_point": {
        "ts": "2026-07-17T04:00:28+00:00",
        "lat": 35.792405000000002246451913379132747650146484375,
        "lon": -4.7129516999999996329506757319904863834381103515625
    },
    "last_point": {
        "ts": "2026-07-17T08:12:00+00:00",
        "lat": 35.7462000000000017507773009128868579864501953125,
        "lon": -4.68733670000000035571474654716439545154571533203125
    }
}

{
    "radius_m": 1282.90000000000009094947017729282379150390625,
    "duration_minutes": 91.7000000000000028421709430404007434844970703125,
    "points": 26,
    "centroid": {
        "lat": 35.7993128769230821717428625561296939849853515625,
        "lon": -4.70410378846153864884627182618714869022369384765625
    },
    "bbox": {
        "min_lat": 35.79149499999999761712388135492801666259765625,
        "min_lon": -4.71455999999999963989694151678122580051422119140625,
        "max_lat": 35.8038083000000000311047188006341457366943359375,
        "max_lon": -4.69293669999999973896365190739743411540985107421875
    },
    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 309.19999999999998863131622783839702606201171875,
    "points_in_zone": 78,
    "first_point": {
        "ts": "2026-07-17T03:02:49+00:00",
        "lat": 35.78068669999999684705471736378967761993408203125,
        "lon": -4.72236170000000043955878936685621738433837890625
    },
    "last_point": {
        "ts": "2026-07-17T08:12:00+00:00",
        "lat": 35.7462000000000017507773009128868579864501953125,
        "lon": -4.68733670000000035571474654716439545154571533203125
    }
}

{
    "vessel_a": {
        "mmsi": 636023571,
        "imo": 9418121,
        "name": "SUPER G",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 636025571,
        "imo": 9399868,
        "name": "JAXSON",
        "flag": "LIBERIA"
    },
    "min_distance_m": 33.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 80.7999999999999971578290569595992565155029296875,
    "distance_consistency_m": 59.5,
    "duration_minutes": 282,
    "overlap_duration_s": 16920,
    "speed_a_avg": 0.729999999999999982236431605997495353221893310546875,
    "speed_a_std": 0.2800000000000000266453525910037569701671600341796875,
    "speed_b_avg": 0.6999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0.309999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.729999999999999982236431605997495353221893310546875,
            "max_sog": 1.3000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.6999999999999999555910790149937383830547332763671875,
            "max_sog": 1.5
        }
    },
    "time_window": {
        "start": "2026-07-17T02:29:13+00:00",
        "end": "2026-07-17T07:11:13+00:00"
    },
    "points_count": {
        "vessel_a": 19,
        "vessel_b": 19
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 33m, avg 81m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 282 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b160m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SUPER G and JAXSON) maintained close proximity (min 33m, avg 81m) for 282 minutes. Both vessels were slow-moving (avg speeds 0.7 and 0.7 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 35.80009249999999809688233654014766216278076171875,
            "lon": -4.6954767999999997840632204315625131130218505859375
        },
        "time_window": {
            "start_ts": "2026-07-17T02:29:13+00:00",
            "end_ts": "2026-07-17T07:11:13+00:00"
        },
        "searched_at": "2026-07-17T08:45:13.101544+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260717T061825_20260717T061850_008579_010FD7_272E_COG",
        "scene_datetime": "2026-07-17T06:18:25.071217Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": -5.82108399999999992502353052259422838687896728515625,
            "min_lat": 35.16704200000000213321982300840318202972412109375,
            "max_lon": -2.58922700000000016729018170735798776149749755859375,
            "max_lat": 37.0869100000000031513991416431963443756103515625
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_958371_thumbnail_20260717084517.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_958371_thumbnail_20260717084517.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}