ROMANCE

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 100.2999999999999971578290569595992565155029296875,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-28T18:00:57+00:00",
        "lat": 34.9331667000000010148141882382333278656005859375,
        "lon": 129.05806999999998652128851972520351409912109375
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 135.69999999999998863131622783839702606201171875,
    "points_in_zone": 46,
    "first_point": {
        "ts": "2026-07-28T17:25:36+00:00",
        "lat": 35.00812330000000116569935926236212253570556640625,
        "lon": 129.052833300000003191598807461559772491455078125
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 202.400000000000005684341886080801486968994140625,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-07-28T16:18:53+00:00",
        "lat": 35.00979499999999688952811993658542633056640625,
        "lon": 129.0530883000000130778062157332897186279296875
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440135930,
        "name": "JUNG WOO 1",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 38.2000000000000028421709430404007434844970703125,
    "avg_distance_m": 46.5,
    "distance_consistency_m": 4.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 78,
    "overlap_duration_s": 4679,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.13000000000000000444089209850062616169452667236328125,
    "speed_b_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.13000000000000000444089209850062616169452667236328125,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        }
    },
    "time_window": {
        "start": "2026-07-28T15:06:55+00:00",
        "end": "2026-07-28T16:24:54+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 38m, avg 46m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 78 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b15m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and JUNG WOO 1) maintained close proximity (min 38m, avg 46m) for 78 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.0096048999999993611709214746952056884765625,
            "lon": 129.05288139999998975326889194548130035400390625
        },
        "time_window": {
            "start_ts": "2026-07-28T15:01:33+00:00",
            "end_ts": "2026-07-28T16:24:54+00:00"
        },
        "searched_at": "2026-07-28T21:45:01.566660+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 280.3999999999999772626324556767940521240234375,
    "points_in_zone": 57,
    "first_point": {
        "ts": "2026-07-28T15:00:50+00:00",
        "lat": 35.0097267000000016423655324615538120269775390625,
        "lon": 129.052986699999991060394677333533763885498046875
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "radius_m": 1031.5,
    "duration_minutes": 154.80000000000001136868377216160297393798828125,
    "points": 14,
    "centroid": {
        "lat": 35.00841821428571876140267704613506793975830078125,
        "lon": 129.052815585714284907226101495325565338134765625
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    "bbox": {
        "min_lat": 34.9991782999999969661075738258659839630126953125,
        "min_lon": 129.0511549999999942883732728660106658935546875,
        "max_lat": 35.00988499999999703504727222025394439697265625,
        "max_lon": 129.053120000000006939444574527442455291748046875
    },
    "zone_id": "discovered_001"
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440135930,
        "name": "JUNG WOO 1",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 38.2000000000000028421709430404007434844970703125,
    "avg_distance_m": 48.2999999999999971578290569595992565155029296875,
    "distance_consistency_m": 6,
    "duration_minutes": 108.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 6484,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.11999999999999999555910790149937383830547332763671875,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.11999999999999999555910790149937383830547332763671875,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        }
    },
    "time_window": {
        "start": "2026-07-28T14:36:50+00:00",
        "end": "2026-07-28T16:24:54+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 38m, avg 48m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 108 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b16m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and JUNG WOO 1) maintained close proximity (min 38m, avg 48m) for 108 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 334.3999999999999772626324556767940521240234375,
    "points_in_zone": 63,
    "first_point": {
        "ts": "2026-07-28T14:06:50+00:00",
        "lat": 35.01046170000000046229615691117942333221435546875,
        "lon": 129.052853300000009539871825836598873138427734375
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "radius_m": 1097.90000000000009094947017729282379150390625,
    "duration_minutes": 208.80000000000001136868377216160297393798828125,
    "points": 20,
    "centroid": {
        "lat": 35.00901816499999341658622142858803272247314453125,
        "lon": 129.0528378200000361175625585019588470458984375
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    "bbox": {
        "min_lat": 34.9991782999999969661075738258659839630126953125,
        "min_lon": 129.0511549999999942883732728660106658935546875,
        "max_lat": 35.01055000000000205773176276125013828277587890625,
        "max_lon": 129.053120000000006939444574527442455291748046875
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    "zone_id": "discovered_001"
}

{
    "vessel_a": {
        "mmsi": 440135930,
        "name": "JUNG WOO 1",
        "flag": "REPUBLIC OF KOREA"
    },
    "vessel_b": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "min_distance_m": 40.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 47.60000000000000142108547152020037174224853515625,
    "distance_consistency_m": 5.0999999999999996447286321199499070644378662109375,
    "duration_minutes": 126.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 7601,
    "speed_a_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-07-28T13:36:51+00:00",
        "end": "2026-07-28T15:43:32+00:00"
    },
    "points_count": {
        "vessel_a": 16,
        "vessel_b": 16
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 41m, avg 48m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 127 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b15m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (JUNG WOO 1 and ROMANCE) maintained close proximity (min 41m, avg 48m) for 127 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 388.3999999999999772626324556767940521240234375,
    "points_in_zone": 66,
    "first_point": {
        "ts": "2026-07-28T13:12:53+00:00",
        "lat": 35.010463299999997843769961036741733551025390625,
        "lon": 129.0528649999999970532371662557125091552734375
    },
    "last_point": {
        "ts": "2026-07-28T19:41:16+00:00",
        "lat": 34.7130767000000020061634131707251071929931640625,
        "lon": 129.138951700000006894697435200214385986328125
    }
}

{
    "radius_m": 1122.90000000000009094947017729282379150390625,
    "duration_minutes": 274.69999999999998863131622783839702606201171875,
    "points": 24,
    "centroid": {
        "lat": 35.0092441624999963778464007191359996795654296875,
        "lon": 129.052853254166706165051436983048915863037109375
    },
    "bbox": {
        "min_lat": 34.9991782999999969661075738258659839630126953125,
        "min_lon": 129.0511549999999942883732728660106658935546875,
        "max_lat": 35.01055000000000205773176276125013828277587890625,
        "max_lon": 129.053120000000006939444574527442455291748046875
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    "zone_id": "discovered_001"
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 397.3999999999999772626324556767940521240234375,
    "points_in_zone": 56,
    "first_point": {
        "ts": "2026-07-28T12:21:50+00:00",
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        "lon": 129.052861699999994016252458095550537109375
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    "last_point": {
        "ts": "2026-07-28T18:59:17+00:00",
        "lat": 34.77661499999999961119101499207317829132080078125,
        "lon": 129.1013232999999900130205787718296051025390625
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}

{
    "radius_m": 1132.700000000000045474735088646411895751953125,
    "duration_minutes": 328.69999999999998863131622783839702606201171875,
    "points": 26,
    "centroid": {
        "lat": 35.00933307307690967036251095123589038848876953125,
        "lon": 129.052853580769266272909590043127536773681640625
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        "min_lon": 129.0511549999999942883732728660106658935546875,
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    "zone_id": "discovered_001"
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 389.3999999999999772626324556767940521240234375,
    "points_in_zone": 42,
    "first_point": {
        "ts": "2026-07-28T11:36:53+00:00",
        "lat": 35.01048999999999722376742283813655376434326171875,
        "lon": 129.0527382999999872481566853821277618408203125
    },
    "last_point": {
        "ts": "2026-07-28T18:06:16+00:00",
        "lat": 34.91923669999999901847331784665584564208984375,
        "lon": 129.05846500000001242369762621819972991943359375
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}

{
    "radius_m": 1145.90000000000009094947017729282379150390625,
    "duration_minutes": 370.80000000000001136868377216160297393798828125,
    "points": 29,
    "centroid": {
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        "lon": 129.05284361034483708863263018429279327392578125
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    "bbox": {
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        "min_lon": 129.0511549999999942883732728660106658935546875,
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{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 52.10000000000000142108547152020037174224853515625,
    "distance_consistency_m": 1.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 69,
    "overlap_duration_s": 4137,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.08000000000000000166533453693773481063544750213623046875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-07-28T10:15:52+00:00",
        "end": "2026-07-28T11:24:49+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 52m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 69 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b12m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 52m) for 69 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.0102892000000025518602342344820499420166015625,
            "lon": 129.052481900000003633977030403912067413330078125
        },
        "time_window": {
            "start_ts": "2026-07-28T10:15:52+00:00",
            "end_ts": "2026-07-28T11:24:49+00:00"
        },
        "searched_at": "2026-07-28T16:45:01.893456+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 390,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-28T10:15:52+00:00",
        "lat": 35.01045330000000177506080945022404193878173828125,
        "lon": 129.0526032999999870298779569566249847412109375
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    "last_point": {
        "ts": "2026-07-28T16:45:53+00:00",
        "lat": 35.0093650000000025102053768932819366455078125,
        "lon": 129.0530933000000004540197551250457763671875
    }
}

{
    "radius_m": 89.2999999999999971578290569595992565155029296875,
    "duration_minutes": 390,
    "points": 29,
    "centroid": {
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        "lon": 129.05292510689656637623556889593601226806640625
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    "bbox": {
        "min_lat": 35.0093650000000025102053768932819366455078125,
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    "zone_id": "discovered_001"
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 390,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-28T09:54:53+00:00",
        "lat": 35.01134330000000005611582309938967227935791015625,
        "lon": 129.051545000000004392859409563243389129638671875
    },
    "last_point": {
        "ts": "2026-07-28T16:24:54+00:00",
        "lat": 35.00988499999999703504727222025394439697265625,
        "lon": 129.053103300000003628156264312565326690673828125
    }
}

{
    "radius_m": 173.19999999999998863131622783839702606201171875,
    "duration_minutes": 390,
    "points": 29,
    "centroid": {
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        "lon": 129.052871717241401938736089505255222320556640625
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        "min_lat": 35.00965169999999915262378635816276073455810546875,
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        "max_lon": 129.053120000000006939444574527442455291748046875
    },
    "zone_id": "discovered_001"
}

{
    "vessel_a": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "vessel_b": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "min_distance_m": 44.7999999999999971578290569595992565155029296875,
    "avg_distance_m": 56.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 14.199999999999999289457264239899814128875732421875,
    "duration_minutes": 33.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2021,
    "speed_a_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_a_std": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.059999999999999997779553950749686919152736663818359375,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-07-28T09:29:44+00:00",
        "end": "2026-07-28T10:03:25+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 45m, avg 57m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 34 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b114m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (HAE WON and ROMANCE) maintained close proximity (min 45m, avg 57m) for 34 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.0111495000000019217623048461973667144775390625,
            "lon": 129.051388800000012224700185470283031463623046875
        },
        "time_window": {
            "start_ts": "2026-07-28T09:29:44+00:00",
            "end_ts": "2026-07-28T10:03:25+00:00"
        },
        "searched_at": "2026-07-28T11:00:11.625026+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 52.89999999999999857891452847979962825775146484375,
    "distance_consistency_m": 2.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 149.900000000000005684341886080801486968994140625,
    "overlap_duration_s": 8994,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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        "vessel_b": {
            "avg_sog": 0.059999999999999997779553950749686919152736663818359375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-07-28T08:54:55+00:00",
        "end": "2026-07-28T11:24:49+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 53m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 150 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b13m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 53m) for 150 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 35.01066139999999649035089532844722270965576171875,
            "lon": 129.051979499999987410774338059127330780029296875
        },
        "time_window": {
            "start_ts": "2026-07-28T08:54:55+00:00",
            "end_ts": "2026-07-28T11:24:49+00:00"
        },
        "searched_at": "2026-07-28T15:30:01.422319+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260727T212357_20260727T212418_008734_0114F4_B45C_COG",
        "scene_datetime": "2026-07-27T21:23:57.276763Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 127.672920000000004847606760449707508087158203125,
            "min_lat": 33.980052999999998064595274627208709716796875,
            "max_lon": 130.773605000000003428795025683939456939697265625,
            "max_lat": 35.6949350000000009686118573881685733795166015625
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1040519_thumbnail_20260728153006.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1040519_thumbnail_20260728153006.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 54.89999999999999857891452847979962825775146484375,
    "distance_consistency_m": 3.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 234,
    "overlap_duration_s": 14041,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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            "max_sog": 0.200000000000000011102230246251565404236316680908203125
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    },
    "time_window": {
        "start": "2026-07-28T07:30:48+00:00",
        "end": "2026-07-28T11:24:49+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 55m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 234 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 55m) for 234 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "dwell_minutes": 387,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-07-28T06:45:51+00:00",
        "lat": 35.01147499999999723740984336473047733306884765625,
        "lon": 129.0515583000000106039806269109249114990234375
    },
    "last_point": {
        "ts": "2026-07-28T13:12:53+00:00",
        "lat": 35.010463299999997843769961036741733551025390625,
        "lon": 129.0528649999999970532371662557125091552734375
    }
}

{
    "radius_m": 130.80000000000001136868377216160297393798828125,
    "duration_minutes": 387,
    "points": 20,
    "centroid": {
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        "lon": 129.05203475000001844819053076207637786865234375
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    "bbox": {
        "min_lat": 35.0103782999999992853190633468329906463623046875,
        "min_lon": 129.05076170000000956861185841262340545654296875,
        "max_lat": 35.0115100000000012414602679200470447540283203125,
        "max_lon": 129.052879999999987603587214834988117218017578125
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    "zone_id": "discovered_001"
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 55.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 3.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 279,
    "overlap_duration_s": 16738,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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        "vessel_b": {
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            "max_sog": 0.200000000000000011102230246251565404236316680908203125
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    },
    "time_window": {
        "start": "2026-07-28T06:45:51+00:00",
        "end": "2026-07-28T11:24:49+00:00"
    },
    "points_count": {
        "vessel_a": 14,
        "vessel_b": 14
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 56m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 279 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 56m) for 279 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
    },
    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 54.89999999999999857891452847979962825775146484375,
    "distance_consistency_m": 3.600000000000000088817841970012523233890533447265625,
    "duration_minutes": 378,
    "overlap_duration_s": 22681,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
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    },
    "time_window": {
        "start": "2026-07-28T05:06:48+00:00",
        "end": "2026-07-28T11:24:49+00:00"
    },
    "points_count": {
        "vessel_a": 19,
        "vessel_b": 19
    },
    "zone_id": "discovered_001",
    "zone_name": "Strait of Gibraltar Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 55m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 378 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 55m) for 378 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
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            "lon": 129.051715400000006184200174175202846527099609375
        },
        "time_window": {
            "start_ts": "2026-07-28T05:06:48+00:00",
            "end_ts": "2026-07-28T11:24:49+00:00"
        },
        "searched_at": "2026-07-28T11:45:06.397297+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260727T212357_20260727T212418_008734_0114F4_B45C_COG",
        "scene_datetime": "2026-07-27T21:23:57.276763Z",
        "platform": "sentinel-1c",
        "bbox": {
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            "min_lat": 33.980052999999998064595274627208709716796875,
            "max_lon": 130.773605000000003428795025683939456939697265625,
            "max_lat": 35.6949350000000009686118573881685733795166015625
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1039224_thumbnail_20260728114511.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1039224_thumbnail_20260728114511.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 352005202,
        "imo": 9468815,
        "name": "ROMANCE",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 440316150,
        "name": "HAE WON",
        "flag": "REPUBLIC OF KOREA"
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    "min_distance_m": 49.7000000000000028421709430404007434844970703125,
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    "duration_minutes": 366,
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    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
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    "speed_b_std": 0.4899999999999999911182158029987476766109466552734375,
    "speed_summary": {
        "vessel_a": {
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            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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        }
    },
    "time_window": {
        "start": "2026-07-28T04:24:49+00:00",
        "end": "2026-07-28T10:30:49+00:00"
    },
    "points_count": {
        "vessel_a": 25,
        "vessel_b": 25
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    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 50m, avg 55m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 366 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
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                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b13m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
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                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
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        "summary": "High-confidence STS candidate. Two tankers (ROMANCE and HAE WON) maintained close proximity (min 50m, avg 55m) for 366 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.2 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Strait of Gibraltar Surveillance Zone, a known STS activity area."
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{
    "vessel_a": {
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                "score": 25,
                "max": 25,
                "detail": "Min distance 4m, avg 21m"
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                "score": 15,
                "max": 25,
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            },
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                "score": 20,
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                "detail": "Distance variance \u00b19m"
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                "max": 10,
                "detail": "Isolation data not available"
            },
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                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Strait of Gibraltar Surveillance Zone"
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            "end_ts": "2026-07-28T05:17:57+00:00"
        },
        "searched_at": "2026-07-28T10:30:02.193182+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260727T212357_20260727T212418_008734_0114F4_B45C_COG",
        "scene_datetime": "2026-07-27T21:23:57.276763Z",
        "platform": "sentinel-1c",
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        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1038467_thumbnail_20260728103032.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/07\/event_1038467_thumbnail_20260728103032.png",
            "source": "copernicus_dataspace"
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        "notes": "Preview available for manual review"
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                "max": 25,
                "detail": "Min distance 13m, avg 72m"
            },
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            },
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                "detail": "Distance variance \u00b1109m"
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                "score": 5,
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            },
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