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        "lon": -4.917989999999999639612724422477185726165771484375
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 384,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-07-29T17:45:26+00:00",
        "lat": 35.81519829999999871006366447545588016510009765625,
        "lon": -4.8684583000000003494278644211590290069580078125
    },
    "last_point": {
        "ts": "2026-07-30T00:09:27+00:00",
        "lat": 35.85768499999999647798176738433539867401123046875,
        "lon": -4.928618300000000118643583846278488636016845703125
    }
}

{
    "radius_m": 965.799999999999954525264911353588104248046875,
    "duration_minutes": 228.30000000000001136868377216160297393798828125,
    "points": 13,
    "centroid": {
        "lat": 35.8199335923076915833007660694420337677001953125,
        "lon": -4.8765197538461553250499491696245968341827392578125
    },
    "bbox": {
        "min_lat": 35.81519829999999871006366447545588016510009765625,
        "min_lon": -4.8861033000000002601836968096904456615447998046875,
        "max_lat": 35.823786699999999427745933644473552703857421875,
        "max_lon": -4.8684583000000003494278644211590290069580078125
    },
    "zone_id": "discovered_003"
}

{
    "vessel_a": {
        "mmsi": 352002692,
        "imo": 9349631,
        "name": "CHIBA",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 314842000,
        "imo": 9298662,
        "name": "MULE",
        "flag": "BARBADOS"
    },
    "min_distance_m": 28.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 106.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 77.2999999999999971578290569595992565155029296875,
    "duration_minutes": 55,
    "overlap_duration_s": 3300,
    "speed_a_avg": 1.2800000000000000266453525910037569701671600341796875,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 1.310000000000000053290705182007513940334320068359375,
    "speed_b_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.2800000000000000266453525910037569701671600341796875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.310000000000000053290705182007513940334320068359375,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-26T18:37:48+00:00",
        "end": "2026-07-26T19:32:48+00:00"
    },
    "points_count": {
        "vessel_a": 15,
        "vessel_b": 15
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 68,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 28m, avg 107m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 55 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b177m"
            },
            "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 (CHIBA and MULE) maintained close proximity (min 28m, avg 107m) for 55 minutes. Both vessels were slow-moving (avg speeds 1.3 and 1.3 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 89.2000000000000028421709430404007434844970703125,
    "points_in_zone": 23,
    "first_point": {
        "ts": "2026-07-26T18:03:38+00:00",
        "lat": 35.79321829999999948768163449130952358245849609375,
        "lon": -4.96019670000000001408579919370822608470916748046875
    },
    "last_point": {
        "ts": "2026-07-26T19:32:48+00:00",
        "lat": 35.82094330000000326208464684896171092987060546875,
        "lon": -4.979504999999999625970303895883262157440185546875
    }
}

{
    "vessel_a": {
        "mmsi": 352002692,
        "imo": 9349631,
        "name": "CHIBA",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 314842000,
        "imo": 9298662,
        "name": "MULE",
        "flag": "BARBADOS"
    },
    "min_distance_m": 22.699999999999999289457264239899814128875732421875,
    "avg_distance_m": 76,
    "distance_consistency_m": 61.60000000000000142108547152020037174224853515625,
    "duration_minutes": 134.19999999999998863131622783839702606201171875,
    "overlap_duration_s": 8051,
    "speed_a_avg": 1.20999999999999996447286321199499070644378662109375,
    "speed_a_std": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 1.229999999999999982236431605997495353221893310546875,
    "speed_b_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.20999999999999996447286321199499070644378662109375,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.229999999999999982236431605997495353221893310546875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-26T17:18:37+00:00",
        "end": "2026-07-26T19:32:48+00:00"
    },
    "points_count": {
        "vessel_a": 32,
        "vessel_b": 32
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 23m, avg 76m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 134 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b162m"
            },
            "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 (CHIBA and MULE) maintained close proximity (min 23m, avg 76m) for 134 minutes. Both vessels were slow-moving (avg speeds 1.2 and 1.2 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 149.19999999999998863131622783839702606201171875,
    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-26T17:03:37+00:00",
        "lat": 35.77622170000000068057488533668220043182373046875,
        "lon": -4.94981329999999974944557834533043205738067626953125
    },
    "last_point": {
        "ts": "2026-07-26T19:32:48+00:00",
        "lat": 35.82094330000000326208464684896171092987060546875,
        "lon": -4.979504999999999625970303895883262157440185546875
    }
}

{
    "vessel_a": {
        "mmsi": 352002692,
        "imo": 9349631,
        "name": "CHIBA",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 314842000,
        "imo": 9298662,
        "name": "MULE",
        "flag": "BARBADOS"
    },
    "min_distance_m": 13.5,
    "avg_distance_m": 63,
    "distance_consistency_m": 54.39999999999999857891452847979962825775146484375,
    "duration_minutes": 207,
    "overlap_duration_s": 12421,
    "speed_a_avg": 1.0700000000000000621724893790087662637233734130859375,
    "speed_a_std": 0.2300000000000000099920072216264088638126850128173828125,
    "speed_b_avg": 1.12000000000000010658141036401502788066864013671875,
    "speed_b_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.0700000000000000621724893790087662637233734130859375,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.12000000000000010658141036401502788066864013671875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-26T16:05:47+00:00",
        "end": "2026-07-26T19:32:48+00:00"
    },
    "points_count": {
        "vessel_a": 48,
        "vessel_b": 48
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 14m, avg 63m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 207 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both 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: Southern \u00d6resund Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (CHIBA and MULE) maintained close proximity (min 14m, avg 63m) for 207 minutes. Both vessels were slow-moving (avg speeds 1.1 and 1.1 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.7908833999999984598616720177233219146728515625,
            "lon": -4.95921170000000000044337866711430251598358154296875
        },
        "time_window": {
            "start_ts": "2026-07-26T16:05:47+00:00",
            "end_ts": "2026-07-26T19:32:48+00:00"
        },
        "searched_at": "2026-07-26T22:45:02.142297+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 211,
    "points_in_zone": 49,
    "first_point": {
        "ts": "2026-07-26T16:01:47+00:00",
        "lat": 35.76290999999999797864802530966699123382568359375,
        "lon": -4.945383299999999593410393572412431240081787109375
    },
    "last_point": {
        "ts": "2026-07-26T19:32:48+00:00",
        "lat": 35.82094330000000326208464684896171092987060546875,
        "lon": -4.979504999999999625970303895883262157440185546875
    }
}

{
    "vessel_a": {
        "mmsi": 352002692,
        "imo": 9349631,
        "name": "CHIBA",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 314842000,
        "imo": 9298662,
        "name": "MULE",
        "flag": "BARBADOS"
    },
    "min_distance_m": 9.199999999999999289457264239899814128875732421875,
    "avg_distance_m": 70.7999999999999971578290569595992565155029296875,
    "distance_consistency_m": 63.60000000000000142108547152020037174224853515625,
    "duration_minutes": 255.30000000000001136868377216160297393798828125,
    "overlap_duration_s": 15320,
    "speed_a_avg": 1.0700000000000000621724893790087662637233734130859375,
    "speed_a_std": 0.2099999999999999922284388276239042170345783233642578125,
    "speed_b_avg": 1.12000000000000010658141036401502788066864013671875,
    "speed_b_std": 0.179999999999999993338661852249060757458209991455078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.0700000000000000621724893790087662637233734130859375,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.12000000000000010658141036401502788066864013671875,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-26T15:17:28+00:00",
        "end": "2026-07-26T19:32:48+00:00"
    },
    "points_count": {
        "vessel_a": 62,
        "vessel_b": 62
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 9m, avg 71m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 255 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b164m"
            },
            "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 (CHIBA and MULE) maintained close proximity (min 9m, avg 71m) for 255 minutes. Both vessels were slow-moving (avg speeds 1.1 and 1.1 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 35.78306760000000252830432145856320858001708984375,
            "lon": -4.95558649999999989432808433775790035724639892578125
        },
        "time_window": {
            "start_ts": "2026-07-26T15:17:28+00:00",
            "end_ts": "2026-07-26T19:32:48+00:00"
        },
        "searched_at": "2026-07-26T21:45:15.525880+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 271,
    "points_in_zone": 67,
    "first_point": {
        "ts": "2026-07-26T15:01:47+00:00",
        "lat": 35.74466830000000072686816565692424774169921875,
        "lon": -4.93924830000000003593640940380282700061798095703125
    },
    "last_point": {
        "ts": "2026-07-26T19:32:48+00:00",
        "lat": 35.82094330000000326208464684896171092987060546875,
        "lon": -4.979504999999999625970303895883262157440185546875
    }
}

{
    "vessel_a": {
        "mmsi": 352002692,
        "imo": 9349631,
        "name": "CHIBA",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 314842000,
        "imo": 9298662,
        "name": "MULE",
        "flag": "BARBADOS"
    },
    "min_distance_m": 9.199999999999999289457264239899814128875732421875,
    "avg_distance_m": 78.900000000000005684341886080801486968994140625,
    "distance_consistency_m": 71.900000000000005684341886080801486968994140625,
    "duration_minutes": 296.5,
    "overlap_duration_s": 17791,
    "speed_a_avg": 1.0800000000000000710542735760100185871124267578125,
    "speed_a_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_b_avg": 1.1399999999999999023003738329862244427204132080078125,
    "speed_b_std": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 1.0800000000000000710542735760100185871124267578125,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 1.1399999999999999023003738329862244427204132080078125,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        }
    },
    "time_window": {
        "start": "2026-07-26T14:36:17+00:00",
        "end": "2026-07-26T19:32:48+00:00"
    },
    "points_count": {
        "vessel_a": 73,
        "vessel_b": 73
    },
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 9m, avg 79m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 296 minutes"
            },
            "speed_stability": {
                "score": 15,
                "max": 20,
                "detail": "both slow; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b172m"
            },
            "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 (CHIBA and MULE) maintained close proximity (min 9m, avg 79m) for 296 minutes. Both vessels were slow-moving (avg speeds 1.1 and 1.1 knots). Moderate distance variation observed during the encounter. Event occurred in Southern \u00d6resund Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 299.69999999999998863131622783839702606201171875,
    "points_in_zone": 74,
    "first_point": {
        "ts": "2026-07-26T14:33:07+00:00",
        "lat": 35.73507670000000047139110392890870571136474609375,
        "lon": -4.93608329999999995152393239550292491912841796875
    },
    "last_point": {
        "ts": "2026-07-26T19:32:48+00:00",
        "lat": 35.82094330000000326208464684896171092987060546875,
        "lon": -4.979504999999999625970303895883262157440185546875
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 388.69999999999998863131622783839702606201171875,
    "points_in_zone": 51,
    "first_point": {
        "ts": "2026-07-26T11:17:18+00:00",
        "lat": 35.73990330000000170684870681725442409515380859375,
        "lon": -4.969229999999999591864252579398453235626220703125
    },
    "last_point": {
        "ts": "2026-07-26T17:45:58+00:00",
        "lat": 35.78784499999999724195731687359511852264404296875,
        "lon": -4.95683830000000025250983526348136365413665771484375
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 397.19999999999998863131622783839702606201171875,
    "points_in_zone": 52,
    "first_point": {
        "ts": "2026-07-26T10:51:58+00:00",
        "lat": 35.76510329999999981964720063842833042144775390625,
        "lon": -4.99842999999999992866150932968594133853912353515625
    },
    "last_point": {
        "ts": "2026-07-26T17:29:08+00:00",
        "lat": 35.78304829999999725487214163877069950103759765625,
        "lon": -4.95408999999999988261834005243144929409027099609375
    }
}

{
    "zone_id": "discovered_003",
    "zone_name": "Southern \u00d6resund Surveillance Zone",
    "dwell_minutes": 398.8999999999999772626324556767940521240234375,
    "points_in_zone": 52,
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