HAFNIA TOPAZ

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            "duration": {
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        "lat": 37.15826092400001101623274735175073146820068359375,
        "lon": -6.89433300800000115060583993908949196338653564453125
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        "min_lat": 37.15820500000000237150743487291038036346435546875,
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        "max_lat": 37.15829169999999948004187899641692638397216796875,
        "max_lon": -6.8943066999999995658754414762370288372039794921875
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    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 384,
    "points_in_zone": 24,
    "first_point": {
        "ts": "2026-10-24T20:37:46+00:00",
        "lat": 37.158275000000003274180926382541656494140625,
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        "ts": "2026-10-25T03:01:46+00:00",
        "lat": 37.158275000000003274180926382541656494140625,
        "lon": -6.89435329999999968464408084400929510593414306640625
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}

{
    "radius_m": 5.0999999999999996447286321199499070644378662109375,
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    "points": 24,
    "centroid": {
        "lat": 37.15826853333334156559430994093418121337890625,
        "lon": -6.89433604999999971596480463631451129913330078125
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        "min_lat": 37.158223300000003064269549213349819183349609375,
        "min_lon": -6.89436170000000014823626770521514117717742919921875,
        "max_lat": 37.15829169999999948004187899641692638397216796875,
        "max_lon": -6.8943066999999995658754414762370288372039794921875
    },
    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 243.900000000000005684341886080801486968994140625,
    "avg_distance_m": 251.19999999999998863131622783839702606201171875,
    "distance_consistency_m": 5.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 30,
    "overlap_duration_s": 1800,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T20:06:12+00:00",
        "end": "2026-10-24T20:36:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 251m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 30 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 244m, avg 251m) for 30 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 37.158936699999998154453351162374019622802734375,
            "lon": -6.89545019999999997395434547797776758670806884765625
        },
        "time_window": {
            "start_ts": "2026-10-24T20:06:12+00:00",
            "end_ts": "2026-10-24T20:36:12+00:00"
        },
        "searched_at": "2026-10-24T21:00:06.494618+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "min_distance_m": 243.900000000000005684341886080801486968994140625,
    "avg_distance_m": 249.599999999999994315658113919198513031005859375,
    "distance_consistency_m": 3.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 100.5,
    "overlap_duration_s": 6028,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T19:03:18+00:00",
        "end": "2026-10-24T20:43:46+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 250m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 100 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (HAFNIA TOPAZ and CL MARGARET MITCHELL) maintained close proximity (min 244m, avg 250m) for 100 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 376.5,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-10-24T19:03:18+00:00",
        "lat": 37.1582532999999983758243615739047527313232421875,
        "lon": -6.894323299999999932197169982828199863433837890625
    },
    "last_point": {
        "ts": "2026-10-25T01:19:46+00:00",
        "lat": 37.1582700000000016871126717887818813323974609375,
        "lon": -6.8943417000000000172121872310526669025421142578125
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}

{
    "radius_m": 6.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 376.5,
    "points": 26,
    "centroid": {
        "lat": 37.1582685846153850661721662618219852447509765625,
        "lon": -6.8943329576923080281858347007073462009429931640625
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    "bbox": {
        "min_lat": 37.15823999999999927013050182722508907318115234375,
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        "max_lat": 37.15829999999999699866748414933681488037109375,
        "max_lon": -6.894278299999999859437593840993940830230712890625
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    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 392.80000000000001136868377216160297393798828125,
    "points_in_zone": 27,
    "first_point": {
        "ts": "2026-10-24T18:34:58+00:00",
        "lat": 37.15825170000000099435055744834244251251220703125,
        "lon": -6.89433330000000044179842006997205317020416259765625
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    "last_point": {
        "ts": "2026-10-25T01:07:46+00:00",
        "lat": 37.15825670000000258141881204210221767425537109375,
        "lon": -6.8943516999999996386350176180712878704071044921875
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}

{
    "radius_m": 6.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 392.80000000000001136868377216160297393798828125,
    "points": 27,
    "centroid": {
        "lat": 37.15826771111111526124659576453268527984619140625,
        "lon": -6.89433327777777638090128675685264170169830322265625
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    "bbox": {
        "min_lat": 37.15823999999999927013050182722508907318115234375,
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        "max_lat": 37.15829999999999699866748414933681488037109375,
        "max_lon": -6.894278299999999859437593840993940830230712890625
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    "zone_id": "discovered_003"
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 378.8999999999999772626324556767940521240234375,
    "points_in_zone": 27,
    "first_point": {
        "ts": "2026-10-24T17:54:52+00:00",
        "lat": 37.1582532999999983758243615739047527313232421875,
        "lon": -6.89429829999999999046167431515641510486602783203125
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    "last_point": {
        "ts": "2026-10-25T00:13:47+00:00",
        "lat": 37.15828669999999789297362440265715122222900390625,
        "lon": -6.8943250000000002586375558166764676570892333984375
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}

{
    "radius_m": 6.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 378.8999999999999772626324556767940521240234375,
    "points": 27,
    "centroid": {
        "lat": 37.158265485185182797067682258784770965576171875,
        "lon": -6.894331177777775820914030191488564014434814453125
    },
    "bbox": {
        "min_lat": 37.15823499999999768306224723346531391143798828125,
        "min_lon": -6.89439329999999994669224179233424365520477294921875,
        "max_lat": 37.15829999999999699866748414933681488037109375,
        "max_lon": -6.894278299999999859437593840993940830230712890625
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    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 249,
    "avg_distance_m": 256.69999999999998863131622783839702606201171875,
    "distance_consistency_m": 8.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 36,
    "overlap_duration_s": 2160,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T17:00:12+00:00",
        "end": "2026-10-24T17:36:12+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 249m, avg 257m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 36 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b18m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 249m, avg 257m) for 36 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 37.15896719999999930905687506310641765594482421875,
            "lon": -6.89546309999999973427975419326685369014739990234375
        },
        "time_window": {
            "start_ts": "2026-10-24T17:00:12+00:00",
            "end_ts": "2026-10-24T17:36:12+00:00"
        },
        "searched_at": "2026-10-24T23:15:01.483098+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 249,
    "avg_distance_m": 255.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 7.5,
    "duration_minutes": 60,
    "overlap_duration_s": 3600,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T16:36:12+00:00",
        "end": "2026-10-24T17:36:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 249m, avg 255m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 60 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b18m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 249m, avg 255m) for 60 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 396.8999999999999772626324556767940521240234375,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-10-24T16:00:52+00:00",
        "lat": 37.15827999999999775582182337529957294464111328125,
        "lon": -6.894336700000000206500772037543356418609619140625
    },
    "last_point": {
        "ts": "2026-10-24T22:37:46+00:00",
        "lat": 37.1582599999999985129761626012623310089111328125,
        "lon": -6.894346699999999827923602424561977386474609375
    }
}

{
    "radius_m": 9.5999999999999996447286321199499070644378662109375,
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    "points": 26,
    "centroid": {
        "lat": 37.158265315384625182559830136597156524658203125,
        "lon": -6.8943321153846142124166362918913364410400390625
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    "bbox": {
        "min_lat": 37.1581867000000016787453205324709415435791015625,
        "min_lon": -6.89439329999999994669224179233424365520477294921875,
        "max_lat": 37.1583083000000016227204469032585620880126953125,
        "max_lon": -6.894278299999999859437593840993940830230712890625
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    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 247.5,
    "avg_distance_m": 252.900000000000005684341886080801486968994140625,
    "distance_consistency_m": 5.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 120,
    "overlap_duration_s": 7200,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T15:36:12+00:00",
        "end": "2026-10-24T17:36:12+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 248m, avg 253m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 120 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 248m, avg 253m) for 120 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 390.8999999999999772626324556767940521240234375,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-10-24T15:54:52+00:00",
        "lat": 37.15825829999999996289261616766452789306640625,
        "lon": -6.89427669999999981342853061505593359470367431640625
    },
    "last_point": {
        "ts": "2026-10-24T22:25:46+00:00",
        "lat": 37.15825499999999692590790800750255584716796875,
        "lon": -6.894336700000000206500772037543356418609619140625
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}

{
    "radius_m": 9.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 390.8999999999999772626324556767940521240234375,
    "points": 25,
    "centroid": {
        "lat": 37.1582649280000083535924204625189304351806640625,
        "lon": -6.89432859999999880784571359981782734394073486328125
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    "bbox": {
        "min_lat": 37.1581867000000016787453205324709415435791015625,
        "min_lon": -6.89439329999999994669224179233424365520477294921875,
        "max_lat": 37.1583083000000016227204469032585620880126953125,
        "max_lon": -6.89427669999999981342853061505593359470367431640625
    },
    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "min_distance_m": 244.099999999999994315658113919198513031005859375,
    "avg_distance_m": 251.30000000000001136868377216160297393798828125,
    "distance_consistency_m": 4.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 132,
    "overlap_duration_s": 7920,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T14:06:52+00:00",
        "end": "2026-10-24T16:18:52+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 251m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 132 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (HAFNIA TOPAZ and CL MARGARET MITCHELL) maintained close proximity (min 244m, avg 251m) for 132 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 37.15895040000000193458618014119565486907958984375,
            "lon": -6.89545959999999968914607961778528988361358642578125
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        "time_window": {
            "start_ts": "2026-10-24T14:06:52+00:00",
            "end_ts": "2026-10-24T16:18:52+00:00"
        },
        "searched_at": "2026-10-24T20:45:04.926983+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 372.8999999999999772626324556767940521240234375,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-10-24T14:42:52+00:00",
        "lat": 37.15833330000000245263436227105557918548583984375,
        "lon": -6.89440000000000008384404281969182193279266357421875
    },
    "last_point": {
        "ts": "2026-10-24T20:55:46+00:00",
        "lat": 37.158268300000003137029125355184078216552734375,
        "lon": -6.89432669999999969689952195039950311183929443359375
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}

{
    "radius_m": 9.699999999999999289457264239899814128875732421875,
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    "points": 26,
    "centroid": {
        "lat": 37.1582670461538526751610334031283855438232421875,
        "lon": -6.89432878461538312109269099892117083072662353515625
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    "bbox": {
        "min_lat": 37.1581867000000016787453205324709415435791015625,
        "min_lon": -6.89440000000000008384404281969182193279266357421875,
        "max_lat": 37.15833330000000245263436227105557918548583984375,
        "max_lon": -6.89427669999999981342853061505593359470367431640625
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    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "min_distance_m": 244.099999999999994315658113919198513031005859375,
    "avg_distance_m": 251.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 4.5,
    "duration_minutes": 162,
    "overlap_duration_s": 9720,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T13:36:52+00:00",
        "end": "2026-10-24T16:18:52+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 251m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 162 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (HAFNIA TOPAZ and CL MARGARET MITCHELL) maintained close proximity (min 244m, avg 251m) for 162 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 387.19999999999998863131622783839702606201171875,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-10-24T13:48:52+00:00",
        "lat": 37.15832329999999927849785308353602886199951171875,
        "lon": -6.89436499999999963250729706487618386745452880859375
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    "last_point": {
        "ts": "2026-10-24T20:16:03+00:00",
        "lat": 37.15825499999999692590790800750255584716796875,
        "lon": -6.89432169999999988618810675689019262790679931640625
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}

{
    "radius_m": 9.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 387.19999999999998863131622783839702606201171875,
    "points": 25,
    "centroid": {
        "lat": 37.158269660000001977095962502062320709228515625,
        "lon": -6.8943284000000009115183274843730032444000244140625
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        "min_lat": 37.1581867000000016787453205324709415435791015625,
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        "max_lon": -6.89427669999999981342853061505593359470367431640625
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}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 387.30000000000001136868377216160297393798828125,
    "points_in_zone": 28,
    "first_point": {
        "ts": "2026-10-24T12:54:52+00:00",
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    "last_point": {
        "ts": "2026-10-24T19:22:08+00:00",
        "lat": 37.1582767000000018242644728161394596099853515625,
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}

{
    "radius_m": 10,
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    "points": 28,
    "centroid": {
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        "lon": -6.89432737857142985404834689688868820667266845703125
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        "min_lat": 37.1581867000000016787453205324709415435791015625,
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        "max_lat": 37.15833330000000245263436227105557918548583984375,
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    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 244,
    "avg_distance_m": 248.69999999999998863131622783839702606201171875,
    "distance_consistency_m": 3.600000000000000088817841970012523233890533447265625,
    "duration_minutes": 138,
    "overlap_duration_s": 8281,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T12:00:12+00:00",
        "end": "2026-10-24T14:18:13+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 249m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 138 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 244m, avg 249m) for 138 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 37.158958699999999453211785294115543365478515625,
            "lon": -6.8954643000000004349203663878142833709716796875
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        "time_window": {
            "start_ts": "2026-10-24T12:00:12+00:00",
            "end_ts": "2026-10-24T14:18:13+00:00"
        },
        "searched_at": "2026-10-24T18:00:02.283392+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
        "name": "HAFNIA TOPAZ",
        "flag": "MARSHALL ISLANDS"
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    "min_distance_m": 244,
    "avg_distance_m": 248.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 3.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 180,
    "overlap_duration_s": 10801,
    "speed_a_avg": 0,
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    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-10-24T11:18:12+00:00",
        "end": "2026-10-24T14:18:13+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 248m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 180 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 244m, avg 248m) for 180 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 378,
    "points_in_zone": 26,
    "first_point": {
        "ts": "2026-10-24T11:42:52+00:00",
        "lat": 37.15829500000000251702658715657889842987060546875,
        "lon": -6.89431170000000026476527636987157166004180908203125
    },
    "last_point": {
        "ts": "2026-10-24T18:00:52+00:00",
        "lat": 37.15823499999999768306224723346531391143798828125,
        "lon": -6.8943250000000002586375558166764676570892333984375
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{
    "radius_m": 10.800000000000000710542735760100185871124267578125,
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    "points": 26,
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        "lon": -6.89432596153846244391161235398612916469573974609375
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{
    "vessel_a": {
        "mmsi": 636022165,
        "imo": 9943372,
        "name": "CL MARGARET MITCHELL",
        "flag": "LIBERIA"
    },
    "vessel_b": {
        "mmsi": 538006762,
        "imo": 9753686,
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        "flag": "MARSHALL ISLANDS"
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    "avg_distance_m": 248.400000000000005684341886080801486968994140625,
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    "speed_summary": {
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            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
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    },
    "time_window": {
        "start": "2026-10-24T10:42:12+00:00",
        "end": "2026-10-24T14:18:13+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
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    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 248m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 216 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 244m, avg 248m) for 216 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "radius_m": 8.300000000000000710542735760100185871124267578125,
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{
    "zone_id": "discovered_003",
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    "vessel_a": {
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    },
    "time_window": {
        "start": "2026-10-24T09:54:12+00:00",
        "end": "2026-10-24T14:18:13+00:00"
    },
    "points_count": {
        "vessel_a": 15,
        "vessel_b": 15
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 244m, avg 256m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 264 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b119m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CL MARGARET MITCHELL and HAFNIA TOPAZ) maintained close proximity (min 244m, avg 256m) for 264 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 Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

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