NISSOS SERIFOS

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        "lat": 37.10205330000000145673766382969915866851806640625,
        "lon": 26.15135000000000076170181273482739925384521484375
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    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
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}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 128.30000000000001136868377216160297393798828125,
    "points_in_zone": 54,
    "first_point": {
        "ts": "2026-06-09T00:00:32+00:00",
        "lat": 36.957228299999997034319676458835601806640625,
        "lon": 26.22321170000000023492248146794736385345458984375
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    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
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}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 145.19999999999998863131622783839702606201171875,
    "points_in_zone": 57,
    "first_point": {
        "ts": "2026-06-08T23:43:43+00:00",
        "lat": 36.92494669999999956644387566484510898590087890625,
        "lon": 26.260619999999999407691575470380485057830810546875
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    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
    }
}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 248.69999999999998863131622783839702606201171875,
    "points_in_zone": 90,
    "first_point": {
        "ts": "2026-06-08T22:00:12+00:00",
        "lat": 36.7479067000000014786564861424267292022705078125,
        "lon": 26.492819999999998259454514482058584690093994140625
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    "last_point": {
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        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
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}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 308.19999999999998863131622783839702606201171875,
    "points_in_zone": 125,
    "first_point": {
        "ts": "2026-06-08T21:00:42+00:00",
        "lat": 36.63496669999999966194081935100257396697998046875,
        "lon": 26.62386670000000066238499130122363567352294921875
    },
    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
    }
}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 359.5,
    "points_in_zone": 151,
    "first_point": {
        "ts": "2026-06-08T20:09:22+00:00",
        "lat": 36.53631500000000187355908565223217010498046875,
        "lon": 26.747370000000000089812601800076663494110107421875
    },
    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
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}

{
    "zone_id": "discovered_107",
    "zone_name": "Northeast Aegean Monitoring Zone",
    "dwell_minutes": 370.69999999999998863131622783839702606201171875,
    "points_in_zone": 152,
    "first_point": {
        "ts": "2026-06-08T19:58:12+00:00",
        "lat": 36.51446829999999721394488005898892879486083984375,
        "lon": 26.773996700000001425223672413267195224761962890625
    },
    "last_point": {
        "ts": "2026-06-09T02:08:52+00:00",
        "lat": 37.249318299999998771454556845128536224365234375,
        "lon": 26.040303300000001485159373260103166103363037109375
    }
}

{
    "zone_id": "discovered_075",
    "zone_name": "Southeast Aegean Monitoring Zone",
    "dwell_minutes": 95.5,
    "points_in_zone": 3,
    "first_point": {
        "ts": "2026-06-08T15:50:22+00:00",
        "lat": 35.97142670000000208574419957585632801055908203125,
        "lon": 27.458093300000001590888132341206073760986328125
    },
    "last_point": {
        "ts": "2026-06-08T17:25:53+00:00",
        "lat": 36.2038050000000026784618967212736606597900390625,
        "lon": 27.167539999999998912016963004134595394134521484375
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 182.099999999999994315658113919198513031005859375,
    "points_in_zone": 8,
    "first_point": {
        "ts": "2026-06-03T16:31:14+00:00",
        "lat": 31.71710170000000061918399296700954437255859375,
        "lon": 35.999363299999998844214132986962795257568359375
    },
    "last_point": {
        "ts": "2026-06-03T19:33:17+00:00",
        "lat": 31.71710829999999958772605168633162975311279296875,
        "lon": 35.99935169999999828860381967388093471527099609375
    }
}

{
    "vessel_a": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.6999999999999999555910790149937383830547332763671875,
    "avg_distance_m": 9.4000000000000003552713678800500929355621337890625,
    "distance_consistency_m": 19,
    "duration_minutes": 30.5,
    "overlap_duration_s": 1830,
    "speed_a_avg": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_a_std": 0.179999999999999993338661852249060757458209991455078125,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.08000000000000000166533453693773481063544750213623046875,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T16:24:33+00:00",
        "end": "2026-06-03T16:55:03+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 9m"
            },
            "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 \u00b119m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (TRANS FJORD and NISSOS SERIFOS) maintained close proximity (min 1m, avg 9m) for 30 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717130499999999670990291633643209934234619140625,
            "lon": 35.9993917999999979429048835299909114837646484375
        },
        "time_window": {
            "start_ts": "2026-06-03T16:24:33+00:00",
            "end_ts": "2026-06-03T16:55:03+00:00"
        },
        "searched_at": "2026-06-04T06:15:11.961458+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 273,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-06-03T15:00:15+00:00",
        "lat": 31.71711330000000117479430628009140491485595703125,
        "lon": 35.99934830000000118843672680668532848358154296875
    },
    "last_point": {
        "ts": "2026-06-03T19:33:17+00:00",
        "lat": 31.71710829999999958772605168633162975311279296875,
        "lon": 35.99935169999999828860381967388093471527099609375
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}

{
    "vessel_a": {
        "mmsi": 372961000,
        "imo": 9448499,
        "name": "GAZ SERENITY",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0,
    "avg_distance_m": 2.29999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 2.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 142.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 8557,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T14:31:56+00:00",
        "end": "2026-06-03T16:54:33+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 143 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (GAZ SERENITY and NISSOS SERIFOS) maintained close proximity (min 0m, avg 2m) for 143 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.7170985999999999194187694229185581207275390625,
            "lon": 35.99936129999999678830135962925851345062255859375
        },
        "time_window": {
            "start_ts": "2026-06-03T14:31:56+00:00",
            "end_ts": "2026-06-03T16:54:33+00:00"
        },
        "searched_at": "2026-06-04T06:15:09.557783+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 301.69999999999998863131622783839702606201171875,
    "points_in_zone": 18,
    "first_point": {
        "ts": "2026-06-03T14:31:33+00:00",
        "lat": 31.71711330000000117479430628009140491485595703125,
        "lon": 35.99935669999999987567207426764070987701416015625
    },
    "last_point": {
        "ts": "2026-06-03T19:33:17+00:00",
        "lat": 31.71710829999999958772605168633162975311279296875,
        "lon": 35.99935169999999828860381967388093471527099609375
    }
}

{
    "radius_m": 8.5,
    "duration_minutes": 301.69999999999998863131622783839702606201171875,
    "points": 18,
    "centroid": {
        "lat": 31.717105733333330164214203250594437122344970703125,
        "lon": 35.999342977777786245496827177703380584716796875
    },
    "bbox": {
        "min_lat": 31.71703000000000116642695502378046512603759765625,
        "min_lon": 35.99930669999999821584424353204667568206787109375,
        "max_lat": 31.71716500000000138470568344928324222564697265625,
        "max_lon": 35.99936670000000304980858345516026020050048828125
    },
    "zone_id": "discovered_138"
}

{
    "vessel_a": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 3.29999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 5,
    "duration_minutes": 35,
    "overlap_duration_s": 2103,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.2300000000000000099920072216264088638126850128173828125,
    "speed_b_std": 0.59999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0.2300000000000000099920072216264088638126850128173828125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-06-03T14:27:19+00:00",
        "end": "2026-06-03T15:02:22+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 35 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (TRANS FJORD and NISSOS SERIFOS) maintained close proximity (min 0m, avg 3m) for 35 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717104500000001365833668387494981288909912109375,
            "lon": 35.99933970000000016398189472965896129608154296875
        },
        "time_window": {
            "start_ts": "2026-06-03T14:27:19+00:00",
            "end_ts": "2026-06-03T15:02:22+00:00"
        },
        "searched_at": "2026-06-04T01:45:12.041492+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 636015372,
        "imo": 9611541,
        "name": "THALIA",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.90000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 66.900000000000005684341886080801486968994140625,
    "distance_consistency_m": 84.2999999999999971578290569595992565155029296875,
    "duration_minutes": 40.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2440,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T14:22:37+00:00",
        "end": "2026-06-03T15:03:17+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 68,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 67m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 41 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b184m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (THALIA and NISSOS SERIFOS) maintained close proximity (min 1m, avg 67m) for 41 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71702979999999882920747040770947933197021484375,
            "lon": 35.99956660000000141508280648849904537200927734375
        },
        "time_window": {
            "start_ts": "2026-06-03T14:22:37+00:00",
            "end_ts": "2026-06-03T15:03:17+00:00"
        },
        "searched_at": "2026-06-04T01:45:06.867426+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538011921,
        "imo": 9310305,
        "name": "SAMBA",
        "flag": "Marshall Is"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.40000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 3,
    "distance_consistency_m": 1.600000000000000088817841970012523233890533447265625,
    "duration_minutes": 41.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2511,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.13000000000000000444089209850062616169452667236328125,
    "speed_b_std": 0.460000000000000019984014443252817727625370025634765625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.13000000000000000444089209850062616169452667236328125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-06-03T14:22:15+00:00",
        "end": "2026-06-03T15:04:06+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 42 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b12m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SAMBA and NISSOS SERIFOS) maintained close proximity (min 0m, avg 3m) for 42 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717117699999999302917785826139152050018310546875,
            "lon": 35.99933829999999801430021761916577816009521484375
        },
        "time_window": {
            "start_ts": "2026-06-03T14:22:15+00:00",
            "end_ts": "2026-06-03T15:04:06+00:00"
        },
        "searched_at": "2026-06-04T05:30:02.022431+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.299999999999999988897769753748434595763683319091796875,
    "avg_distance_m": 2.600000000000000088817841970012523233890533447265625,
    "distance_consistency_m": 3.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 243.900000000000005684341886080801486968994140625,
    "overlap_duration_s": 14634,
    "speed_a_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.40000000000000002220446049250313080847263336181640625,
    "speed_b_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_b_std": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T12:36:49+00:00",
        "end": "2026-06-03T16:40:43+00:00"
    },
    "points_count": {
        "vessel_a": 16,
        "vessel_b": 16
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 244 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and TRANS FJORD) maintained close proximity (min 0m, avg 3m) for 244 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717104400000000197223926079459488391876220703125,
            "lon": 35.99934180000000338850441039539873600006103515625
        },
        "time_window": {
            "start_ts": "2026-06-03T12:36:49+00:00",
            "end_ts": "2026-06-03T16:40:43+00:00"
        },
        "searched_at": "2026-06-04T06:00:08.338818+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636015372,
        "imo": 9611541,
        "name": "THALIA",
        "flag": "Liberia"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 35.2999999999999971578290569595992565155029296875,
    "distance_consistency_m": 68.7999999999999971578290569595992565155029296875,
    "duration_minutes": 245.900000000000005684341886080801486968994140625,
    "overlap_duration_s": 14754,
    "speed_a_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.39000000000000001332267629550187848508358001708984375,
    "speed_b_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_b_std": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T12:34:49+00:00",
        "end": "2026-06-03T16:40:43+00:00"
    },
    "points_count": {
        "vessel_a": 17,
        "vessel_b": 17
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 35m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 246 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b169m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and THALIA) maintained close proximity (min 0m, avg 35m) for 246 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717220499999999816509443917311728000640869140625,
            "lon": 35.999421200000000453655957244336605072021484375
        },
        "time_window": {
            "start_ts": "2026-06-03T12:34:49+00:00",
            "end_ts": "2026-06-03T16:40:43+00:00"
        },
        "searched_at": "2026-06-04T05:45:11.567061+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 538011921,
        "imo": 9310305,
        "name": "SAMBA",
        "flag": "Marshall Is"
    },
    "min_distance_m": 0.40000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 2.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 1.3000000000000000444089209850062616169452667236328125,
    "duration_minutes": 174.400000000000005684341886080801486968994140625,
    "overlap_duration_s": 10467,
    "speed_a_avg": 0.11999999999999999555910790149937383830547332763671875,
    "speed_a_std": 0.429999999999999993338661852249060757458209991455078125,
    "speed_b_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_b_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11999999999999999555910790149937383830547332763671875,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T12:05:48+00:00",
        "end": "2026-06-03T15:00:15+00:00"
    },
    "points_count": {
        "vessel_a": 14,
        "vessel_b": 14
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 174 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b11m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and SAMBA) maintained close proximity (min 0m, avg 3m) for 174 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717100800000000759837348596192896366119384765625,
            "lon": 35.99934970000000333811840391717851161956787109375
        },
        "time_window": {
            "start_ts": "2026-06-03T12:05:48+00:00",
            "end_ts": "2026-06-03T15:00:15+00:00"
        },
        "searched_at": "2026-06-03T17:15:07.265300+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 285.8999999999999772626324556767940521240234375,
    "points_in_zone": 21,
    "first_point": {
        "ts": "2026-06-03T12:05:48+00:00",
        "lat": 31.717105000000000103455022326670587062835693359375,
        "lon": 35.99935669999999987567207426764070987701416015625
    },
    "last_point": {
        "ts": "2026-06-03T16:51:43+00:00",
        "lat": 31.717110000000001690523276920430362224578857421875,
        "lon": 35.99936670000000304980858345516026020050048828125
    }
}

{
    "radius_m": 34,
    "duration_minutes": 285.8999999999999772626324556767940521240234375,
    "points": 21,
    "centroid": {
        "lat": 31.71710277619047957387010683305561542510986328125,
        "lon": 35.99934572380951891545919352211058139801025390625
    },
    "bbox": {
        "min_lat": 31.716873299999999602505340590141713619232177734375,
        "min_lon": 35.9991083000000031688614399172365665435791015625,
        "max_lat": 31.7172316999999992503944667987525463104248046875,
        "max_lon": 35.99961170000000265645212493836879730224609375
    },
    "zone_id": "discovered_138"
}

{
    "radius_m": 51.89999999999999857891452847979962825775146484375,
    "duration_minutes": 296.3999999999999772626324556767940521240234375,
    "points": 23,
    "centroid": {
        "lat": 31.717111447826095371738119865767657756805419921875,
        "lon": 35.9993239217391334250351064838469028472900390625
    },
    "bbox": {
        "min_lat": 31.716873299999999602505340590141713619232177734375,
        "min_lon": 35.99882670000000217669366975314915180206298828125,
        "max_lat": 31.71730670000000174013621290214359760284423828125,
        "max_lon": 35.99961170000000265645212493836879730224609375
    },
    "zone_id": "discovered_138"
}

{
    "vessel_a": {
        "mmsi": 613009690,
        "imo": 9337418,
        "name": "ATMOS",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 67.2999999999999971578290569595992565155029296875,
    "avg_distance_m": 157.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 94.2999999999999971578290569595992565155029296875,
    "duration_minutes": 30.5,
    "overlap_duration_s": 1830,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:43:49+00:00",
        "end": "2026-06-03T12:14:19+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 68,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 67m, avg 157m"
            },
            "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": 8,
                "max": 15,
                "detail": "Distance variance \u00b194m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (ATMOS and NISSOS SERIFOS) maintained close proximity (min 67m, avg 157m) for 30 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71777900000000016689227777533233165740966796875,
            "lon": 35.9991734999999977162588038481771945953369140625
        },
        "time_window": {
            "start_ts": "2026-06-03T11:43:49+00:00",
            "end_ts": "2026-06-03T12:14:19+00:00"
        },
        "searched_at": "2026-06-04T03:45:10.139681+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 273276930,
        "imo": 9385142,
        "name": "ALMOND",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 1.5,
    "avg_distance_m": 2.899999999999999911182158029987476766109466552734375,
    "distance_consistency_m": 1.1999999999999999555910790149937383830547332763671875,
    "duration_minutes": 31.10000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1868,
    "speed_a_avg": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_a_std": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1700000000000000122124532708767219446599483489990234375,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:43:23+00:00",
        "end": "2026-06-03T12:14:31+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 2m, avg 3m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b11m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (ALMOND and NISSOS SERIFOS) maintained close proximity (min 2m, avg 3m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71709059999999880119503359310328960418701171875,
            "lon": 35.999372899999997343911672942340373992919921875
        },
        "time_window": {
            "start_ts": "2026-06-03T11:43:23+00:00",
            "end_ts": "2026-06-03T12:14:31+00:00"
        },
        "searched_at": "2026-06-03T15:45:04.074637+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 538008919,
        "imo": 9895226,
        "name": "NISSOS ANTIMILOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 2.29999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 2.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 54.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 3292,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.059999999999999997779553950749686919152736663818359375,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T11:41:57+00:00",
        "end": "2026-06-03T12:36:49+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 55 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and NISSOS ANTIMILOS) maintained close proximity (min 0m, avg 2m) for 55 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717108499999998372231857501901686191558837890625,
            "lon": 35.99935889999999716337697464041411876678466796875
        },
        "time_window": {
            "start_ts": "2026-06-03T11:41:57+00:00",
            "end_ts": "2026-06-03T12:36:49+00:00"
        },
        "searched_at": "2026-06-04T04:00:20.164378+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538011848,
        "imo": 9724714,
        "name": "ASTROLIGHT",
        "flag": "Marshall Is"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0,
    "avg_distance_m": 1.6999999999999999555910790149937383830547332763671875,
    "distance_consistency_m": 2,
    "duration_minutes": 37.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2260,
    "speed_a_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.36999999999999999555910790149937383830547332763671875,
    "speed_b_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 1.399999999999999911182158029987476766109466552734375
        },
        "vessel_b": {
            "avg_sog": 0.059999999999999997779553950749686919152736663818359375,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T11:35:48+00:00",
        "end": "2026-06-03T12:13:28+00:00"
    },
    "points_count": {
        "vessel_a": 14,
        "vessel_b": 14
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 38 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (ASTROLIGHT and NISSOS SERIFOS) maintained close proximity (min 0m, avg 2m) for 38 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71710279999999926303644315339624881744384765625,
            "lon": 35.999363700000003518653102219104766845703125
        },
        "time_window": {
            "start_ts": "2026-06-03T11:35:48+00:00",
            "end_ts": "2026-06-03T12:13:28+00:00"
        },
        "searched_at": "2026-06-03T15:45:06.726731+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 273259730,
        "imo": 9610793,
        "name": "GEORGY MASLOV",
        "flag": "RUSSIA"
    },
    "min_distance_m": 0.90000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 7.5,
    "distance_consistency_m": 7.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 65.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 3904,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_b_std": 0.2399999999999999911182158029987476766109466552734375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 0.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-06-03T11:31:45+00:00",
        "end": "2026-06-03T12:36:49+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 8m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 65 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and GEORGY MASLOV) maintained close proximity (min 1m, avg 8m) for 65 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 320,
    "points_in_zone": 31,
    "first_point": {
        "ts": "2026-06-03T11:31:45+00:00",
        "lat": 31.717086699999999410692907986231148242950439453125,
        "lon": 35.999380000000002155502443201839923858642578125
    },
    "last_point": {
        "ts": "2026-06-03T16:51:43+00:00",
        "lat": 31.717110000000001690523276920430362224578857421875,
        "lon": 35.99936670000000304980858345516026020050048828125
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 273278750,
        "imo": 9322968,
        "name": "HYPERION",
        "flag": "Russia"
    },
    "min_distance_m": 0.8000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 4,
    "distance_consistency_m": 5.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 39.5,
    "overlap_duration_s": 2368,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T11:57:21+00:00",
        "end": "2026-06-03T12:36:49+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 4m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 40 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (NISSOS SERIFOS and HYPERION) maintained close proximity (min 1m, avg 4m) for 40 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 636025684,
        "imo": 9282510,
        "name": "ILAN",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0,
    "avg_distance_m": 3,
    "distance_consistency_m": 2.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 48.2999999999999971578290569595992565155029296875,
    "overlap_duration_s": 2900,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:25:25+00:00",
        "end": "2026-06-03T12:13:45+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 48 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ILAN and NISSOS SERIFOS) maintained close proximity (min 0m, avg 3m) for 48 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717092900000000810223355074413120746612548828125,
            "lon": 35.999372399999998606290319003164768218994140625
        },
        "time_window": {
            "start_ts": "2026-06-03T11:25:25+00:00",
            "end_ts": "2026-06-03T12:13:45+00:00"
        },
        "searched_at": "2026-06-03T13:45:06.832225+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636022825,
        "imo": 9286059,
        "name": "MILANO",
        "flag": "LIBERIA"
    },
    "min_distance_m": 0.59999999999999997779553950749686919152736663818359375,
    "avg_distance_m": 4.0999999999999996447286321199499070644378662109375,
    "distance_consistency_m": 3.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 76.2000000000000028421709430404007434844970703125,
    "overlap_duration_s": 4574,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T11:31:45+00:00",
        "end": "2026-06-03T12:47:59+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 4m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 76 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and MILANO) maintained close proximity (min 1m, avg 4m) for 76 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636015372,
        "imo": 9611541,
        "name": "THALIA",
        "flag": "Liberia"
    },
    "min_distance_m": 0,
    "avg_distance_m": 26.39999999999999857891452847979962825775146484375,
    "distance_consistency_m": 60.60000000000000142108547152020037174224853515625,
    "duration_minutes": 303.8999999999999772626324556767940521240234375,
    "overlap_duration_s": 18235,
    "speed_a_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_a_std": 0.330000000000000015543122344752191565930843353271484375,
    "speed_b_avg": 0,
    "speed_b_std": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:36:48+00:00",
        "end": "2026-06-03T16:40:43+00:00"
    },
    "points_count": {
        "vessel_a": 23,
        "vessel_b": 23
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 26m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 304 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b161m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and THALIA) maintained close proximity (min 0m, avg 26m) for 304 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.299999999999999988897769753748434595763683319091796875,
    "avg_distance_m": 2.5,
    "distance_consistency_m": 3.29999999999999982236431605997495353221893310546875,
    "duration_minutes": 303.8999999999999772626324556767940521240234375,
    "overlap_duration_s": 18235,
    "speed_a_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_a_std": 0.330000000000000015543122344752191565930843353271484375,
    "speed_b_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_b_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:36:48+00:00",
        "end": "2026-06-03T16:40:43+00:00"
    },
    "points_count": {
        "vessel_a": 23,
        "vessel_b": 23
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 304 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and TRANS FJORD) maintained close proximity (min 0m, avg 2m) for 304 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 620800105,
        "imo": 9010955,
        "name": "PIERO A",
        "flag": "COMOROS"
    },
    "vessel_b": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 2.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 3.5,
    "duration_minutes": 52.10000000000000142108547152020037174224853515625,
    "overlap_duration_s": 3128,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.070000000000000006661338147750939242541790008544921875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T11:23:07+00:00",
        "end": "2026-06-03T12:15:15+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 52 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (PIERO A and NISSOS SERIFOS) maintained close proximity (min 0m, avg 3m) for 52 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717093999999999454075805260799825191497802734375,
            "lon": 35.99936770000000052505129133351147174835205078125
        },
        "time_window": {
            "start_ts": "2026-06-03T11:23:07+00:00",
            "end_ts": "2026-06-03T12:15:15+00:00"
        },
        "searched_at": "2026-06-03T13:30:01.749832+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 538008919,
        "imo": 9895226,
        "name": "NISSOS ANTIMILOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 3,
    "distance_consistency_m": 2.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 99.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 5990,
    "speed_a_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T10:56:59+00:00",
        "end": "2026-06-03T12:36:49+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 3m"
            },
            "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 \u00b12m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and NISSOS ANTIMILOS) maintained close proximity (min 0m, avg 3m) 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717104599999998981729731895029544830322265625,
            "lon": 35.999358000000000856744009070098400115966796875
        },
        "time_window": {
            "start_ts": "2026-06-03T10:56:59+00:00",
            "end_ts": "2026-06-03T12:36:49+00:00"
        },
        "searched_at": "2026-06-04T03:30:02.129863+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 636025684,
        "imo": 9282510,
        "name": "ILAN",
        "flag": "Liberia"
    },
    "min_distance_m": 1.3000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 5.20000000000000017763568394002504646778106689453125,
    "distance_consistency_m": 5,
    "duration_minutes": 68.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 4129,
    "speed_a_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T10:56:59+00:00",
        "end": "2026-06-03T12:05:48+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 5m"
            },
            "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 \u00b15m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and ILAN) maintained close proximity (min 1m, avg 5m) for 69 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.7170969000000013693352229893207550048828125,
            "lon": 35.99936559999999730052877566777169704437255859375
        },
        "time_window": {
            "start_ts": "2026-06-03T10:56:59+00:00",
            "end_ts": "2026-06-03T12:05:48+00:00"
        },
        "searched_at": "2026-06-04T03:30:05.143283+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.299999999999999988897769753748434595763683319091796875,
    "avg_distance_m": 2.399999999999999911182158029987476766109466552734375,
    "distance_consistency_m": 3.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 337.3999999999999772626324556767940521240234375,
    "overlap_duration_s": 20244,
    "speed_a_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_a_std": 0.330000000000000015543122344752191565930843353271484375,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.1499999999999999944488848768742172978818416595458984375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.59999999999999997779553950749686919152736663818359375
        }
    },
    "time_window": {
        "start": "2026-06-03T10:56:59+00:00",
        "end": "2026-06-03T16:34:23+00:00"
    },
    "points_count": {
        "vessel_a": 23,
        "vessel_b": 23
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 337 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and TRANS FJORD) maintained close proximity (min 0m, avg 2m) for 337 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717099999999998516386767732910811901092529296875,
            "lon": 35.9993568000000010442818165756762027740478515625
        },
        "time_window": {
            "start_ts": "2026-06-03T10:00:49+00:00",
            "end_ts": "2026-06-03T16:34:23+00:00"
        },
        "searched_at": "2026-06-04T02:45:12.090317+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 538010371,
        "imo": 9592264,
        "name": "NISSOS SERIFOS",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 273278750,
        "imo": 9322968,
        "name": "HYPERION",
        "flag": "Russia"
    },
    "min_distance_m": 0.8000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 7,
    "distance_consistency_m": 11.0999999999999996447286321199499070644378662109375,
    "duration_minutes": 156,
    "overlap_duration_s": 9360,
    "speed_a_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T10:00:49+00:00",
        "end": "2026-06-03T12:36:49+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 7m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 156 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b111m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (NISSOS SERIFOS and HYPERION) maintained close proximity (min 1m, avg 7m) for 156 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 Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717104599999998981729731895029544830322265625,
            "lon": 35.9993730999999996811311575584113597869873046875
        },
        "time_window": {
            "start_ts": "2026-06-03T10:00:49+00:00",
            "end_ts": "2026-06-03T12:36:49+00:00"
        },
        "searched_at": "2026-06-04T03:00:02.153314+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 354.69999999999998863131622783839702606201171875,
    "points_in_zone": 32,
    "first_point": {
        "ts": "2026-06-03T10:56:59+00:00",
        "lat": 31.717073299999999136389305931515991687774658203125,
        "lon": 35.99930499999999966576069709844887256622314453125
    },
    "last_point": {
        "ts": "2026-06-03T16:51:43+00:00",
        "lat": 31.717110000000001690523276920430362224578857421875,
        "lon": 35.99936670000000304980858345516026020050048828125
    }
}