KINGSTON

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            "notes": "No Sentinel-1 scenes covering corridor and time window"
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        "viirs": {
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            "notes": "No VIIRS thermal\/light detections in corridor"
        },
        "searched_at": "2026-10-17T11:45:01.563366+00:00"
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{
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    "score": {
        "value": 87,
        "components": {
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                "score": 25,
                "max": 25,
                "detail": "Min distance 5m, avg 47m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 91 minutes"
            },
            "speed_stability": {
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                "detail": "both nearly stationary; very stable speeds"
            },
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                "detail": "Distance variance \u00b132m"
            },
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                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
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        "notes": "No Sentinel-1 scenes covering AOI and time window"
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        "components": {
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                "max": 25,
                "detail": "Min distance 5m, avg 44m"
            },
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                "max": 25,
                "detail": "Duration 155 minutes"
            },
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                "detail": "Distance variance \u00b128m"
            },
            "isolation": {
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            },
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                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
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        "searched_at": "2026-10-17T08:45:07.167371+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
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}

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        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 4.70000000000000017763568394002504646778106689453125,
    "avg_distance_m": 44.60000000000000142108547152020037174224853515625,
    "distance_consistency_m": 27.699999999999999289457264239899814128875732421875,
    "duration_minutes": 163.30000000000001136868377216160297393798828125,
    "overlap_duration_s": 9796,
    "speed_a_avg": 0.4899999999999999911182158029987476766109466552734375,
    "speed_a_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_b_avg": 0.460000000000000019984014443252817727625370025634765625,
    "speed_b_std": 0.179999999999999993338661852249060757458209991455078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.4899999999999999911182158029987476766109466552734375,
            "max_sog": 1.5
        },
        "vessel_b": {
            "avg_sog": 0.460000000000000019984014443252817727625370025634765625,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-10-17T01:54:37+00:00",
        "end": "2026-10-17T04:37:53+00:00"
    },
    "points_count": {
        "vessel_a": 41,
        "vessel_b": 41
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 5m, avg 45m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 163 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b128m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 5m, avg 45m) for 163 minutes. Both vessels were slow-moving (avg speeds 0.5 and 0.5 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 34.5081727000000029192960937507450580596923828125,
            "lon": 33.30347530000000233485479839146137237548828125
        },
        "time_window": {
            "start_ts": "2026-10-17T01:54:37+00:00",
            "end_ts": "2026-10-17T04:37:53+00:00"
        },
        "searched_at": "2026-10-17T07:15:01.955279+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "radius_m": 1312.40000000000009094947017729282379150390625,
    "duration_minutes": 214.80000000000001136868377216160297393798828125,
    "points": 53,
    "centroid": {
        "lat": 34.509263869811320546432398259639739990234375,
        "lon": 33.3041207603773585788076161406934261322021484375
    },
    "bbox": {
        "min_lat": 34.50709669999999817946445546112954616546630859375,
        "min_lon": 33.29395170000000092613845481537282466888427734375,
        "max_lat": 34.52085170000000147183527587912976741790771484375,
        "max_lon": 33.31552669999999949368429952301084995269775390625
    },
    "zone_id": "discovered_039"
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 297.8999999999999772626324556767940521240234375,
    "points_in_zone": 70,
    "first_point": {
        "ts": "2026-10-17T01:02:03+00:00",
        "lat": 34.5530083000000018955688574351370334625244140625,
        "lon": 33.34094999999999942019712761975824832916259765625
    },
    "last_point": {
        "ts": "2026-10-17T05:59:54+00:00",
        "lat": 34.453270000000003392415237613022327423095703125,
        "lon": 33.2978616999999985637259669601917266845703125
    }
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 4.70000000000000017763568394002504646778106689453125,
    "avg_distance_m": 50.10000000000000142108547152020037174224853515625,
    "distance_consistency_m": 33.2000000000000028421709430404007434844970703125,
    "duration_minutes": 270.80000000000001136868377216160297393798828125,
    "overlap_duration_s": 16245,
    "speed_a_avg": 0.59999999999999997779553950749686919152736663818359375,
    "speed_a_std": 0.40000000000000002220446049250313080847263336181640625,
    "speed_b_avg": 0.5500000000000000444089209850062616169452667236328125,
    "speed_b_std": 0.35999999999999998667732370449812151491641998291015625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.59999999999999997779553950749686919152736663818359375,
            "max_sog": 1.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.5500000000000000444089209850062616169452667236328125,
            "max_sog": 1.899999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-10-17T00:07:08+00:00",
        "end": "2026-10-17T04:37:53+00:00"
    },
    "points_count": {
        "vessel_a": 47,
        "vessel_b": 47
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 87,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 5m, avg 50m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 271 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b133m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 5m, avg 50m) for 271 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 348.6000000000000227373675443232059478759765625,
    "points_in_zone": 81,
    "first_point": {
        "ts": "2026-10-17T00:11:19+00:00",
        "lat": 34.571989999999999554347596131265163421630859375,
        "lon": 33.36934670000000124900907394476234912872314453125
    },
    "last_point": {
        "ts": "2026-10-17T05:59:54+00:00",
        "lat": 34.453270000000003392415237613022327423095703125,
        "lon": 33.2978616999999985637259669601917266845703125
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 399.30000000000001136868377216160297393798828125,
    "points_in_zone": 84,
    "first_point": {
        "ts": "2026-10-16T23:20:35+00:00",
        "lat": 34.562600000000003319655661471188068389892578125,
        "lon": 33.36575669999999860237949178554117679595947265625
    },
    "last_point": {
        "ts": "2026-10-17T05:59:54+00:00",
        "lat": 34.453270000000003392415237613022327423095703125,
        "lon": 33.2978616999999985637259669601917266845703125
    }
}

{
    "radius_m": 1042.299999999999954525264911353588104248046875,
    "duration_minutes": 91.7999999999999971578290569595992565155029296875,
    "points": 13,
    "centroid": {
        "lat": 34.57071333846153748936558258719742298126220703125,
        "lon": 33.36594001538461640166133292950689792633056640625
    },
    "bbox": {
        "min_lat": 34.56132999999999810825102031230926513671875,
        "min_lon": 33.356611700000001974331098608672618865966796875,
        "max_lat": 34.57743669999999980291249812580645084381103515625,
        "max_lon": 33.37022830000000084282874013297259807586669921875
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    "zone_id": "discovered_039"
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 26.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 67.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 43.89999999999999857891452847979962825775146484375,
    "duration_minutes": 39.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 2379,
    "speed_a_avg": 0.66000000000000003108624468950438313186168670654296875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.6999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.66000000000000003108624468950438313186168670654296875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.6999999999999999555910790149937383830547332763671875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T22:48:38+00:00",
        "end": "2026-10-16T23:28:17+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 70,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 27m, avg 67m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 40 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b144m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 27m, avg 67m) for 40 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 34.55901829999999819165168446488678455352783203125,
            "lon": 33.364590800000001991065801121294498443603515625
        },
        "time_window": {
            "start_ts": "2026-10-16T22:48:38+00:00",
            "end_ts": "2026-10-16T23:28:17+00:00"
        },
        "searched_at": "2026-10-17T00:15:01.565776+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 395.19999999999998863131622783839702606201171875,
    "points_in_zone": 79,
    "first_point": {
        "ts": "2026-10-16T22:52:55+00:00",
        "lat": 34.55726829999999694109646952711045742034912109375,
        "lon": 33.36422499999999757847035652957856655120849609375
    },
    "last_point": {
        "ts": "2026-10-17T05:28:06+00:00",
        "lat": 34.51504829999999657275111530907452106475830078125,
        "lon": 33.31521169999999898436726653017103672027587890625
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}

{
    "radius_m": 1179.40000000000009094947017729282379150390625,
    "duration_minutes": 103.900000000000005684341886080801486968994140625,
    "points": 12,
    "centroid": {
        "lat": 34.55388028333333494401813368313014507293701171875,
        "lon": 33.362939441666668471953016705811023712158203125
    },
    "bbox": {
        "min_lat": 34.54372670000000056234057410620152950286865234375,
        "min_lon": 33.35912830000000184327291208319365978240966796875,
        "max_lat": 34.562600000000003319655661471188068389892578125,
        "max_lon": 33.36575669999999860237949178554117679595947265625
    },
    "zone_id": "discovered_039"
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 395.1000000000000227373675443232059478759765625,
    "points_in_zone": 74,
    "first_point": {
        "ts": "2026-10-16T21:43:38+00:00",
        "lat": 34.5449882999999999810825102031230926513671875,
        "lon": 33.359690000000000509317032992839813232421875
    },
    "last_point": {
        "ts": "2026-10-17T04:18:44+00:00",
        "lat": 34.5094100000000025829649530351161956787109375,
        "lon": 33.31399830000000150675987242721021175384521484375
    }
}

{
    "vessel_a": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "min_distance_m": 22.199999999999999289457264239899814128875732421875,
    "avg_distance_m": 69.2000000000000028421709430404007434844970703125,
    "distance_consistency_m": 39.89999999999999857891452847979962825775146484375,
    "duration_minutes": 135.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 8134,
    "speed_a_avg": 0.59999999999999997779553950749686919152736663818359375,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.59999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.59999999999999997779553950749686919152736663818359375,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.59999999999999997779553950749686919152736663818359375,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T21:05:01+00:00",
        "end": "2026-10-16T23:20:35+00:00"
    },
    "points_count": {
        "vessel_a": 20,
        "vessel_b": 20
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 22m, avg 69m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 136 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very 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: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 22m, avg 69m) for 136 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 34.541261800000000903310137800872325897216796875,
            "lon": 33.35779409999999955971361487172544002532958984375
        },
        "time_window": {
            "start_ts": "2026-10-16T21:00:39+00:00",
            "end_ts": "2026-10-16T23:20:35+00:00"
        },
        "searched_at": "2026-10-17T03:30:05.277692+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "min_distance_m": 22.199999999999999289457264239899814128875732421875,
    "avg_distance_m": 73.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 47.89999999999999857891452847979962825775146484375,
    "duration_minutes": 153.900000000000005684341886080801486968994140625,
    "overlap_duration_s": 9234,
    "speed_a_avg": 0.60999999999999998667732370449812151491641998291015625,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.60999999999999998667732370449812151491641998291015625,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.60999999999999998667732370449812151491641998291015625,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.60999999999999998667732370449812151491641998291015625,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T20:46:41+00:00",
        "end": "2026-10-16T23:20:35+00:00"
    },
    "points_count": {
        "vessel_a": 23,
        "vessel_b": 23
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 22m, avg 73m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 154 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b148m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 22m, avg 73m) for 154 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "radius_m": 1098.5,
    "duration_minutes": 92.900000000000005684341886080801486968994140625,
    "points": 17,
    "centroid": {
        "lat": 34.53895636470588925703850691206753253936767578125,
        "lon": 33.35680362352940875325657543726265430450439453125
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    "bbox": {
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        "min_lon": 33.3523416999999966492396197281777858734130859375,
        "max_lat": 34.545608299999997825580067001283168792724609375,
        "max_lon": 33.35990000000000321733750752173364162445068359375
    },
    "zone_id": "discovered_039"
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 391.80000000000001136868377216160297393798828125,
    "points_in_zone": 73,
    "first_point": {
        "ts": "2026-10-16T20:52:12+00:00",
        "lat": 34.5363133000000033234755392186343669891357421875,
        "lon": 33.35550330000000229802026296965777873992919921875
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    "last_point": {
        "ts": "2026-10-17T03:24:01+00:00",
        "lat": 34.507513299999999389910954050719738006591796875,
        "lon": 33.3061950000000024374458007514476776123046875
    }
}

{
    "vessel_a": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "min_distance_m": 62.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 124.5,
    "distance_consistency_m": 45,
    "duration_minutes": 30.39999999999999857891452847979962825775146484375,
    "overlap_duration_s": 1824,
    "speed_a_avg": 0.57999999999999996003197111349436454474925994873046875,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.6999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.57999999999999996003197111349436454474925994873046875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.6999999999999999555910790149937383830547332763671875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T19:21:42+00:00",
        "end": "2026-10-16T19:52:06+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 70,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 63m, avg 124m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 30 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b145m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 63m, avg 124m) for 30 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 34.52314109999999658384695067070424556732177734375,
            "lon": 33.3483470999999980222128215245902538299560546875
        },
        "time_window": {
            "start_ts": "2026-10-16T19:21:42+00:00",
            "end_ts": "2026-10-16T19:52:06+00:00"
        },
        "searched_at": "2026-10-16T20:15:01.820202+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "radius_m": 1450.5,
    "duration_minutes": 117.2999999999999971578290569595992565155029296875,
    "points": 19,
    "centroid": {
        "lat": 34.53756201052632235359851620160043239593505859375,
        "lon": 33.35608832631579190319826011545956134796142578125
    },
    "bbox": {
        "min_lat": 34.5255300000000033833202905952930450439453125,
        "min_lon": 33.34990330000000113841451820917427539825439453125,
        "max_lat": 34.545608299999997825580067001283168792724609375,
        "max_lon": 33.35990000000000321733750752173364162445068359375
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    "zone_id": "discovered_039"
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 394.3999999999999772626324556767940521240234375,
    "points_in_zone": 63,
    "first_point": {
        "ts": "2026-10-16T19:52:06+00:00",
        "lat": 34.52588999999999685996954212896525859832763671875,
        "lon": 33.35011329999999674100763513706624507904052734375
    },
    "last_point": {
        "ts": "2026-10-17T02:26:32+00:00",
        "lat": 34.5074766999999980043867253698408603668212890625,
        "lon": 33.2968266999999968902557156980037689208984375
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}

{
    "radius_m": 1097.299999999999954525264911353588104248046875,
    "duration_minutes": 96.2000000000000028421709430404007434844970703125,
    "points": 18,
    "centroid": {
        "lat": 34.5173017500000014479155652225017547607421875,
        "lon": 33.34418378333333521368331275880336761474609375
    },
    "bbox": {
        "min_lat": 34.50991669999999800211298861540853977203369140625,
        "min_lon": 33.33807170000000041909515857696533203125,
        "max_lat": 34.52588999999999685996954212896525859832763671875,
        "max_lon": 33.35011329999999674100763513706624507904052734375
    },
    "zone_id": "discovered_039"
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 18.800000000000000710542735760100185871124267578125,
    "avg_distance_m": 71.5,
    "distance_consistency_m": 45.7999999999999971578290569595992565155029296875,
    "duration_minutes": 99.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 5944,
    "speed_a_avg": 0.67000000000000003996802888650563545525074005126953125,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.61999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.67000000000000003996802888650563545525074005126953125,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.61999999999999999555910790149937383830547332763671875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T18:19:03+00:00",
        "end": "2026-10-16T19:58:07+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 72m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 99 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b146m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 19m, avg 72m) for 99 minutes. Both vessels were slow-moving (avg speeds 0.7 and 0.6 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 397.8999999999999772626324556767940521240234375,
    "points_in_zone": 56,
    "first_point": {
        "ts": "2026-10-16T18:50:12+00:00",
        "lat": 34.5151417000000009238647180609405040740966796875,
        "lon": 33.3428267000000033704054658301174640655517578125
    },
    "last_point": {
        "ts": "2026-10-17T01:28:07+00:00",
        "lat": 34.53069169999999843412297195754945278167724609375,
        "lon": 33.317053299999997761915437877178192138671875
    }
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 18.800000000000000710542735760100185871124267578125,
    "avg_distance_m": 70.2000000000000028421709430404007434844970703125,
    "distance_consistency_m": 44.5,
    "duration_minutes": 175.30000000000001136868377216160297393798828125,
    "overlap_duration_s": 10521,
    "speed_a_avg": 0.64000000000000001332267629550187848508358001708984375,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.61999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.64000000000000001332267629550187848508358001708984375,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.61999999999999999555910790149937383830547332763671875,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T17:02:46+00:00",
        "end": "2026-10-16T19:58:07+00:00"
    },
    "points_count": {
        "vessel_a": 17,
        "vessel_b": 17
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 70m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 175 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b144m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 19m, avg 70m) for 175 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "radius_m": 1127.90000000000009094947017729282379150390625,
    "duration_minutes": 99.5,
    "points": 20,
    "centroid": {
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        "lon": 33.3412234099999977843253873288631439208984375
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    "bbox": {
        "min_lat": 34.506623300000001108855940401554107666015625,
        "min_lon": 33.334301699999997481427271850407123565673828125,
        "max_lat": 34.522283299999998007479007355868816375732421875,
        "max_lon": 33.34792329999999793699316796846687793731689453125
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}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 396.3999999999999772626324556767940521240234375,
    "points_in_zone": 56,
    "first_point": {
        "ts": "2026-10-16T17:51:32+00:00",
        "lat": 34.506623300000001108855940401554107666015625,
        "lon": 33.334301699999997481427271850407123565673828125
    },
    "last_point": {
        "ts": "2026-10-17T00:27:53+00:00",
        "lat": 34.57743669999999980291249812580645084381103515625,
        "lon": 33.3680767000000031430317903868854045867919921875
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}

{
    "radius_m": 1313.5,
    "duration_minutes": 114.5,
    "points": 20,
    "centroid": {
        "lat": 34.5074155799999999771898728795349597930908203125,
        "lon": 33.3349768300000022236417862586677074432373046875
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    "bbox": {
        "min_lat": 34.4993132999999971843863022513687610626220703125,
        "min_lon": 33.3245466999999990775904734618961811065673828125,
        "max_lat": 34.5151417000000009238647180609405040740966796875,
        "max_lon": 33.3428267000000033704054658301174640655517578125
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    "zone_id": "discovered_039"
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 18.800000000000000710542735760100185871124267578125,
    "avg_distance_m": 77.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 54.39999999999999857891452847979962825775146484375,
    "duration_minutes": 206.69999999999998863131622783839702606201171875,
    "overlap_duration_s": 12399,
    "speed_a_avg": 0.65000000000000002220446049250313080847263336181640625,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.60999999999999998667732370449812151491641998291015625,
    "speed_b_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.65000000000000002220446049250313080847263336181640625,
            "max_sog": 0.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0.60999999999999998667732370449812151491641998291015625,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T16:31:28+00:00",
        "end": "2026-10-16T19:58:07+00:00"
    },
    "points_count": {
        "vessel_a": 19,
        "vessel_b": 19
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 86,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 77m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 207 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b154m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 19m, avg 77m) for 207 minutes. Both vessels were slow-moving (avg speeds 0.7 and 0.6 knots). Moderate distance variation observed during the encounter. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 384.8999999999999772626324556767940521240234375,
    "points_in_zone": 57,
    "first_point": {
        "ts": "2026-10-16T16:55:43+00:00",
        "lat": 34.4993132999999971843863022513687610626220703125,
        "lon": 33.3245466999999990775904734618961811065673828125
    },
    "last_point": {
        "ts": "2026-10-16T23:20:35+00:00",
        "lat": 34.562600000000003319655661471188068389892578125,
        "lon": 33.36575669999999860237949178554117679595947265625
    }
}

{
    "radius_m": 1101,
    "duration_minutes": 91.400000000000005684341886080801486968994140625,
    "points": 13,
    "centroid": {
        "lat": 34.49775473846154483226200682111084461212158203125,
        "lon": 33.3208072999999984631358529441058635711669921875
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    "bbox": {
        "min_lat": 34.493099999999998317434801720082759857177734375,
        "min_lon": 33.311205000000001064108801074326038360595703125,
        "max_lat": 34.50345999999999690999175072647631168365478515625,
        "max_lon": 33.33061670000000020763764041475951671600341796875
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    "zone_id": "discovered_039"
}

{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "min_distance_m": 18.800000000000000710542735760100185871124267578125,
    "avg_distance_m": 71,
    "distance_consistency_m": 49.2999999999999971578290569595992565155029296875,
    "duration_minutes": 269.8999999999999772626324556767940521240234375,
    "overlap_duration_s": 16195,
    "speed_a_avg": 0.689999999999999946709294817992486059665679931640625,
    "speed_a_std": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_b_avg": 0.65000000000000002220446049250313080847263336181640625,
    "speed_b_std": 0.14000000000000001332267629550187848508358001708984375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.689999999999999946709294817992486059665679931640625,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 0.65000000000000002220446049250313080847263336181640625,
            "max_sog": 1.1999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-10-16T15:28:12+00:00",
        "end": "2026-10-16T19:58:07+00:00"
    },
    "points_count": {
        "vessel_a": 25,
        "vessel_b": 25
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 19m, avg 71m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 270 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b149m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 19m, avg 71m) for 270 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 Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 393.30000000000001136868377216160297393798828125,
    "points_in_zone": 61,
    "first_point": {
        "ts": "2026-10-16T15:40:14+00:00",
        "lat": 34.49125169999999940273482934571802616119384765625,
        "lon": 33.30763329999999911024133325554430484771728515625
    },
    "last_point": {
        "ts": "2026-10-16T22:13:33+00:00",
        "lat": 34.55013170000000144455043482594192028045654296875,
        "lon": 33.3617033000000020592779037542641162872314453125
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{
    "zone_id": "discovered_039",
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    "dwell_minutes": 392.19999999999998863131622783839702606201171875,
    "points_in_zone": 69,
    "first_point": {
        "ts": "2026-10-16T14:57:09+00:00",
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{
    "zone_id": "discovered_039",
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    "first_point": {
        "ts": "2026-10-16T13:50:20+00:00",
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{
    "zone_id": "discovered_039",
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    "dwell_minutes": 388.3999999999999772626324556767940521240234375,
    "points_in_zone": 67,
    "first_point": {
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{
    "vessel_a": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
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    "distance_consistency_m": 55.5,
    "duration_minutes": 33.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2032,
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    "speed_a_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_b_avg": 0.64000000000000001332267629550187848508358001708984375,
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    "speed_summary": {
        "vessel_a": {
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            "max_sog": 0.6999999999999999555910790149937383830547332763671875
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    },
    "time_window": {
        "start": "2026-10-16T11:41:59+00:00",
        "end": "2026-10-16T12:15:51+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 66,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 17m, avg 86m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 34 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b156m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 17m, avg 86m) for 34 minutes. Both vessels were slow-moving (avg speeds 0.6 and 0.6 knots). Moderate distance variation observed during the encounter. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
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            "lon": 33.44528420000000323852873407304286956787109375
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        "time_window": {
            "start_ts": "2026-10-16T11:41:59+00:00",
            "end_ts": "2026-10-16T12:15:51+00:00"
        },
        "searched_at": "2026-10-16T13:00:01.820209+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "radius_m": 862.700000000000045474735088646411895751953125,
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{
    "zone_id": "discovered_039",
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{
    "vessel_a": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
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    "min_distance_m": 16.89999999999999857891452847979962825775146484375,
    "avg_distance_m": 76.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 54.2999999999999971578290569595992565155029296875,
    "duration_minutes": 132.30000000000001136868377216160297393798828125,
    "overlap_duration_s": 7941,
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    "speed_b_avg": 0.54000000000000003552713678800500929355621337890625,
    "speed_b_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_summary": {
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    },
    "time_window": {
        "start": "2026-10-16T10:03:02+00:00",
        "end": "2026-10-16T12:15:23+00:00"
    },
    "points_count": {
        "vessel_a": 15,
        "vessel_b": 15
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 86,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 17m, avg 77m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 132 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b154m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PASCO ODIN and KINGSTON) maintained close proximity (min 17m, avg 77m) for 132 minutes. Both vessels were slow-moving (avg speeds 0.6 and 0.5 knots). Moderate distance variation observed during the encounter. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 395,
    "points_in_zone": 58,
    "first_point": {
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{
    "radius_m": 1098.40000000000009094947017729282379150390625,
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{
    "vessel_a": {
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        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
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    "distance_consistency_m": 38.10000000000000142108547152020037174224853515625,
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    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
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    },
    "time_window": {
        "start": "2026-10-16T09:16:24+00:00",
        "end": "2026-10-16T11:20:35+00:00"
    },
    "points_count": {
        "vessel_a": 13,
        "vessel_b": 13
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 17m, avg 61m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 124 minutes"
            },
            "speed_stability": {
                "score": 18,
                "max": 20,
                "detail": "both very slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b138m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 17m, avg 61m) for 124 minutes. Both vessels were slow-moving (avg speeds 0.5 and 0.5 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 392.3999999999999772626324556767940521240234375,
    "points_in_zone": 61,
    "first_point": {
        "ts": "2026-10-16T09:55:32+00:00",
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        "lat": 34.496229999999997062332113273441791534423828125,
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{
    "zone_id": "discovered_039",
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    "points_in_zone": 44,
    "first_point": {
        "ts": "2026-10-16T08:22:53+00:00",
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{
    "radius_m": 1356.200000000000045474735088646411895751953125,
    "duration_minutes": 158,
    "points": 14,
    "centroid": {
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{
    "vessel_a": {
        "mmsi": 566722000,
        "imo": 9652741,
        "name": "KINGSTON",
        "flag": "SINGAPORE"
    },
    "vessel_b": {
        "mmsi": 352001678,
        "imo": 9292101,
        "name": "PASCO ODIN",
        "flag": "PANAMA"
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    "min_distance_m": 34,
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    "speed_summary": {
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    },
    "time_window": {
        "start": "2026-10-16T07:07:22+00:00",
        "end": "2026-10-16T08:07:41+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 34m, avg 64m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 60 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both very slow; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b130m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Northern Baltic Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KINGSTON and PASCO ODIN) maintained close proximity (min 34m, avg 64m) for 60 minutes. Both vessels were slow-moving (avg speeds 0.8 and 0.6 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Northern Baltic Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "radius_m": 1036.200000000000045474735088646411895751953125,
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{
    "zone_id": "discovered_039",
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    "first_point": {
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{
    "zone_id": "discovered_039",
    "zone_name": "Northern Baltic Sea Surveillance Zone",
    "dwell_minutes": 392.19999999999998863131622783839702606201171875,
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    "first_point": {
        "ts": "2026-10-16T06:10:22+00:00",
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{
    "zone_id": "discovered_039",
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