Denver

{
    "radius_m": 74.7999999999999971578290569595992565155029296875,
    "duration_minutes": 313.3999999999999772626324556767940521240234375,
    "points": 24,
    "centroid": {
        "lat": 31.536609579166661632143586757592856884002685546875,
        "lon": 32.36507894999999024321368779055774211883544921875
    },
    "bbox": {
        "min_lat": 31.53651669999999995752659742720425128936767578125,
        "min_lon": 32.36473170000000010304574971087276935577392578125,
        "max_lat": 31.536913299999998372413756442256271839141845703125,
        "max_lon": 32.36578999999999695091901230625808238983154296875
    },
    "zone_id": "discovered_020"
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 313.3999999999999772626324556767940521240234375,
    "points_in_zone": 24,
    "first_point": {
        "ts": "2026-06-04T07:06:13+00:00",
        "lat": 31.53677499999999866986399865709245204925537109375,
        "lon": 32.36575330000000150221239891834557056427001953125
    },
    "last_point": {
        "ts": "2026-06-04T12:19:40+00:00",
        "lat": 31.53656170000000003028617356903851032257080078125,
        "lon": 32.36473170000000010304574971087276935577392578125
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 69,
    "points_in_zone": 10,
    "first_point": {
        "ts": "2026-06-03T18:03:10+00:00",
        "lat": 31.537306699999998471639628405682742595672607421875,
        "lon": 32.36346669999999647870936314575374126434326171875
    },
    "last_point": {
        "ts": "2026-06-03T19:12:11+00:00",
        "lat": 31.5376049999999992223820299841463565826416015625,
        "lon": 32.363325000000003228706191293895244598388671875
    }
}

{
    "radius_m": 33.7999999999999971578290569595992565155029296875,
    "duration_minutes": 114,
    "points": 17,
    "centroid": {
        "lat": 31.53732529999999911751729086972773075103759765625,
        "lon": 32.3634657823529465758838341571390628814697265625
    },
    "bbox": {
        "min_lat": 31.53723000000000098452801466919481754302978515625,
        "min_lon": 32.363325000000003228706191293895244598388671875,
        "max_lat": 31.5376049999999992223820299841463565826416015625,
        "max_lon": 32.36355830000000111112967715598642826080322265625
    },
    "zone_id": "discovered_020"
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 114,
    "points_in_zone": 17,
    "first_point": {
        "ts": "2026-06-03T17:18:12+00:00",
        "lat": 31.537331699999999301553543773479759693145751953125,
        "lon": 32.3634516999999988229319569654762744903564453125
    },
    "last_point": {
        "ts": "2026-06-03T19:12:11+00:00",
        "lat": 31.5376049999999992223820299841463565826416015625,
        "lon": 32.363325000000003228706191293895244598388671875
    }
}

{
    "vessel_a": {
        "mmsi": 636024537,
        "imo": 9328144,
        "name": "AHINOS",
        "flag": "Liberia"
    },
    "vessel_b": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 200.599999999999994315658113919198513031005859375,
    "avg_distance_m": 211,
    "distance_consistency_m": 14.699999999999999289457264239899814128875732421875,
    "duration_minutes": 72.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 4324,
    "speed_a_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_a_std": 0.070000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T14:23:43+00:00",
        "end": "2026-06-03T15:35:47+00:00"
    },
    "points_count": {
        "vessel_a": 2,
        "vessel_b": 2
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 201m, avg 211m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 72 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b115m"
            },
            "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 (AHINOS and DENVER) maintained close proximity (min 201m, avg 211m) for 72 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": 31.716917099999999862802724237553775310516357421875,
            "lon": 35.99901750000000077989170677028596401214599609375
        },
        "time_window": {
            "start_ts": "2026-06-03T14:23:43+00:00",
            "end_ts": "2026-06-03T15:35:47+00:00"
        },
        "searched_at": "2026-06-04T04:45:06.395215+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 372961000,
        "imo": 9448499,
        "name": "GAZ SERENITY",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 0.90000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 1.600000000000000088817841970012523233890533447265625,
    "distance_consistency_m": 0.6999999999999999555910790149937383830547332763671875,
    "duration_minutes": 153.099999999999994315658113919198513031005859375,
    "overlap_duration_s": 9186,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T14:21:27+00:00",
        "end": "2026-06-03T16:54:33+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "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 2m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 153 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": "High-confidence STS candidate. Two tankers (GAZ SERENITY and DENVER) maintained close proximity (min 1m, avg 2m) for 153 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": 31.71710159999999945057425065897405147552490234375,
            "lon": 35.99936139999999795691110193729400634765625
        },
        "time_window": {
            "start_ts": "2026-06-03T14:21:27+00:00",
            "end_ts": "2026-06-03T16:54:33+00:00"
        },
        "searched_at": "2026-06-04T06:15:07.163950+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636016188,
        "imo": 9135793,
        "name": "SEAGAS MAJOR",
        "flag": "LIBERIA"
    },
    "min_distance_m": 5.79999999999999982236431605997495353221893310546875,
    "avg_distance_m": 88.7999999999999971578290569595992565155029296875,
    "distance_consistency_m": 117.400000000000005684341886080801486968994140625,
    "duration_minutes": 71.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4296,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.25,
    "speed_b_std": 0.34999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.25,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-06-03T13:19:35+00:00",
        "end": "2026-06-03T14:31:11+00:00"
    },
    "points_count": {
        "vessel_a": 2,
        "vessel_b": 2
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 6m, avg 89m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 72 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 5,
                "max": 15,
                "detail": "Distance variance \u00b1117m"
            },
            "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 (DENVER and SEAGAS MAJOR) maintained close proximity (min 6m, avg 89m) for 72 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.2 knots). Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717327499999999673718775738961994647979736328125,
            "lon": 35.99973380000000133804860524833202362060546875
        },
        "time_window": {
            "start_ts": "2026-06-03T13:19:35+00:00",
            "end_ts": "2026-06-03T14:31:11+00:00"
        },
        "searched_at": "2026-06-04T01:30:07.417138+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 538011921,
        "imo": 9310305,
        "name": "SAMBA",
        "flag": "Marshall Is"
    },
    "min_distance_m": 1.6999999999999999555910790149937383830547332763671875,
    "avg_distance_m": 4.70000000000000017763568394002504646778106689453125,
    "distance_consistency_m": 2.29999999999999982236431605997495353221893310546875,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 2m, avg 5m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 80 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 (DENVER and SAMBA) maintained close proximity (min 2m, avg 5m) for 80 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": 31.717108100000000803220245870761573314666748046875,
            "lon": 35.999346500000001469743438065052032470703125
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T00:45:12.177841+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.8000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 5.0999999999999996447286321199499070644378662109375,
    "distance_consistency_m": 5.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "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 80 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 (DENVER and TRANS FJORD) maintained close proximity (min 1m, avg 5m) for 80 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": 31.717108899999999493957147933542728424072265625,
            "lon": 35.9993683000000004312823875807225704193115234375
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T00:45:09.392958+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636015372,
        "imo": 9611541,
        "name": "THALIA",
        "flag": "Liberia"
    },
    "min_distance_m": 78.2999999999999971578290569595992565155029296875,
    "avg_distance_m": 282.19999999999998863131622783839702606201171875,
    "distance_consistency_m": 167.80000000000001136868377216160297393798828125,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 78m, avg 282m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 80 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 2,
                "max": 15,
                "detail": "Distance variance \u00b1168m"
            },
            "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 (DENVER and THALIA) maintained close proximity (min 78m, avg 282m) for 80 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.716156999999999044348442112095654010772705078125,
            "lon": 36.00051309999999915589796728454530239105224609375
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T00:45:07.005472+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 273259730,
        "imo": 9610793,
        "name": "GEORGY MASLOV",
        "flag": "RUSSIA"
    },
    "min_distance_m": 4.5999999999999996447286321199499070644378662109375,
    "avg_distance_m": 6.70000000000000017763568394002504646778106689453125,
    "distance_consistency_m": 2.5,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.34999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.299999999999999988897769753748434595763683319091796875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.34999999999999997779553950749686919152736663818359375,
            "max_sog": 0.59999999999999997779553950749686919152736663818359375
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 5m, avg 7m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 80 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 (DENVER and GEORGY MASLOV) maintained close proximity (min 5m, avg 7m) for 80 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.3 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": 31.717091700000000997761162579990923404693603515625,
            "lon": 35.99935810000000202535375137813389301300048828125
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T00:45:04.615636+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 273278750,
        "imo": 9322968,
        "name": "HYPERION",
        "flag": "Russia"
    },
    "min_distance_m": 6.0999999999999996447286321199499070644378662109375,
    "avg_distance_m": 7,
    "distance_consistency_m": 1.6999999999999999555910790149937383830547332763671875,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 6m, avg 7m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 80 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 (DENVER and HYPERION) maintained close proximity (min 6m, avg 7m) for 80 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": 31.717095000000000482032191939651966094970703125,
            "lon": 35.99940169999999994843165040947496891021728515625
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T00:45:01.828503+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "dwell_minutes": 79.599999999999994315658113919198513031005859375,
    "points_in_zone": 4,
    "first_point": {
        "ts": "2026-06-03T13:17:35+00:00",
        "lat": 31.7171349999999989677235134877264499664306640625,
        "lon": 35.99938999999999822421159478835761547088623046875
    },
    "last_point": {
        "ts": "2026-06-03T14:37:12+00:00",
        "lat": 31.717110000000001690523276920430362224578857421875,
        "lon": 35.99934999999999973852027324028313159942626953125
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 374125000,
        "imo": 9260263,
        "name": "HAWK III",
        "flag": "PANAMA"
    },
    "min_distance_m": 60.10000000000000142108547152020037174224853515625,
    "avg_distance_m": 68.2000000000000028421709430404007434844970703125,
    "distance_consistency_m": 7.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 79.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4777,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:37:12+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 60m, avg 68m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 80 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 (DENVER and HAWK III) maintained close proximity (min 60m, avg 68m) for 80 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": 31.7168372000000005073161446489393711090087890625,
            "lon": 35.9995009000000010246367310173809528350830078125
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:37:12+00:00"
        },
        "searched_at": "2026-06-04T01:00:03.997652+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 538008919,
        "imo": 9895226,
        "name": "NISSOS ANTIMILOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.5,
    "avg_distance_m": 5.70000000000000017763568394002504646778106689453125,
    "distance_consistency_m": 5,
    "duration_minutes": 73.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 4416,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-03T13:17:35+00:00",
        "end": "2026-06-03T14:31:11+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "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 6m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 74 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 (DENVER and NISSOS ANTIMILOS) maintained close proximity (min 0m, avg 6m) for 74 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": 31.717128599999998783687260583974421024322509765625,
            "lon": 35.9993596999999994068275555036962032318115234375
        },
        "time_window": {
            "start_ts": "2026-06-03T13:17:35+00:00",
            "end_ts": "2026-06-03T14:31:11+00:00"
        },
        "searched_at": "2026-06-04T01:00:01.482699+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 0,
    "avg_distance_m": 1.8000000000000000444089209850062616169452667236328125,
    "distance_consistency_m": 1.600000000000000088817841970012523233890533447265625,
    "duration_minutes": 30.699999999999999289457264239899814128875732421875,
    "overlap_duration_s": 1843,
    "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": "2026-06-03T11:56:14+00:00",
        "end": "2026-06-03T12:26:57+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "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 \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 (TRANS FJORD and DENVER) maintained close proximity (min 0m, avg 2m) for 31 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": 31.717103200000000384761733585037291049957275390625,
            "lon": 35.99935669999999987567207426764070987701416015625
        },
        "time_window": {
            "start_ts": "2026-06-03T11:56:14+00:00",
            "end_ts": "2026-06-03T12:26:57+00:00"
        },
        "searched_at": "2026-06-03T16:00:07.467645+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": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 0.299999999999999988897769753748434595763683319091796875,
    "avg_distance_m": 2.899999999999999911182158029987476766109466552734375,
    "distance_consistency_m": 2.70000000000000017763568394002504646778106689453125,
    "duration_minutes": 30.699999999999999289457264239899814128875732421875,
    "overlap_duration_s": 1840,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-03T11:55:27+00:00",
        "end": "2026-06-03T12:26:07+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, 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 \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": "Moderate-confidence STS candidate. Two tankers (THALIA and DENVER) maintained close proximity (min 0m, avg 3m) for 31 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": 31.717100099999999684996510040946304798126220703125,
            "lon": 35.999353200000001606895239092409610748291015625
        },
        "time_window": {
            "start_ts": "2026-06-03T11:55:27+00:00",
            "end_ts": "2026-06-03T12:26:07+00:00"
        },
        "searched_at": "2026-06-03T16:00:09.908388+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 88,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-06-03T10:01:02+00:00",
        "lat": 31.53714670000000097616066341288387775421142578125,
        "lon": 32.363713300000000572254066355526447296142578125
    },
    "last_point": {
        "ts": "2026-06-03T11:29:01+00:00",
        "lat": 31.53672830000000004702087608166038990020751953125,
        "lon": 32.36412829999999729579940321855247020721435546875
    }
}

{
    "radius_m": 48.89999999999999857891452847979962825775146484375,
    "duration_minutes": 141.900000000000005684341886080801486968994140625,
    "points": 23,
    "centroid": {
        "lat": 31.537025582608695373210139223374426364898681640625,
        "lon": 32.36379651739130025589474826119840145111083984375
    },
    "bbox": {
        "min_lat": 31.536705000000001319904185947962105274200439453125,
        "min_lon": 32.3636283000000020138031686656177043914794921875,
        "max_lat": 31.537181700000001427497409167699515819549560546875,
        "max_lon": 32.36415000000000219415596802718937397003173828125
    },
    "zone_id": "discovered_020"
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 141.900000000000005684341886080801486968994140625,
    "points_in_zone": 23,
    "first_point": {
        "ts": "2026-06-03T09:07:05+00:00",
        "lat": 31.5370750000000015234036254696547985076904296875,
        "lon": 32.363758300000000645013642497360706329345703125
    },
    "last_point": {
        "ts": "2026-06-03T11:29:01+00:00",
        "lat": 31.53672830000000004702087608166038990020751953125,
        "lon": 32.36412829999999729579940321855247020721435546875
    }
}

{
    "radius_m": 61.60000000000000142108547152020037174224853515625,
    "duration_minutes": 198.900000000000005684341886080801486968994140625,
    "points": 36,
    "centroid": {
        "lat": 31.537125191666657286759800626896321773529052734375,
        "lon": 32.3637259638888821200453094206750392913818359375
    },
    "bbox": {
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{
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{
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{
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{
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{
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{
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{
    "zone_id": "discovered_020",
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}

{
    "vessel_a": {
        "mmsi": 372961000,
        "imo": 9448499,
        "name": "GAZ SERENITY",
        "flag": "PANAMA"
    },
    "vessel_b": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
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    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 1.399999999999999911182158029987476766109466552734375,
    "distance_consistency_m": 1.1999999999999999555910790149937383830547332763671875,
    "duration_minutes": 32.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1959,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-02T16:22:44+00:00",
        "end": "2026-06-02T16:55:23+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 1m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 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 (GAZ SERENITY and DENVER) maintained close proximity (min 0m, avg 1m) for 33 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",
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        "time_window": {
            "start_ts": "2026-06-02T16:22:44+00:00",
            "end_ts": "2026-06-02T16:55:23+00:00"
        },
        "searched_at": "2026-06-02T22:30:15.082603+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 352179000,
        "imo": 9413004,
        "name": "HORAE",
        "flag": "Panama"
    },
    "vessel_b": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
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    "distance_consistency_m": 1.6999999999999999555910790149937383830547332763671875,
    "duration_minutes": 34.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2080,
    "speed_a_avg": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_a_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.08000000000000000166533453693773481063544750213623046875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
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        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
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    },
    "time_window": {
        "start": "2026-06-02T16:21:52+00:00",
        "end": "2026-06-02T16:56:32+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
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    "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 3m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 35 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": "Moderate-confidence STS candidate. Two tankers (HORAE and DENVER) maintained close proximity (min 1m, avg 3m) for 35 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": 31.717115799999998415614754776470363140106201171875,
            "lon": 35.9993604000000004816683940589427947998046875
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        "time_window": {
            "start_ts": "2026-06-02T16:21:52+00:00",
            "end_ts": "2026-06-02T16:56:32+00:00"
        },
        "searched_at": "2026-06-02T20:15:09.359451+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": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 0.40000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 2,
    "distance_consistency_m": 1.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 34.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 2085,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-02T16:21:41+00:00",
        "end": "2026-06-02T16:56:26+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 2m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 35 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": "Moderate-confidence STS candidate. Two tankers (THALIA and DENVER) maintained close proximity (min 0m, avg 2m) for 35 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": 31.717107500000000896989149623550474643707275390625,
            "lon": 35.99935959999999823821781319566071033477783203125
        },
        "time_window": {
            "start_ts": "2026-06-02T16:21:41+00:00",
            "end_ts": "2026-06-02T16:56:26+00:00"
        },
        "searched_at": "2026-06-02T20:00:02.150953+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636022654,
        "imo": 9315769,
        "name": "THE SAUCE",
        "flag": "Liberia"
    },
    "min_distance_m": 1.399999999999999911182158029987476766109466552734375,
    "avg_distance_m": 42.2999999999999971578290569595992565155029296875,
    "distance_consistency_m": 47.60000000000000142108547152020037174224853515625,
    "duration_minutes": 48.2999999999999971578290569595992565155029296875,
    "overlap_duration_s": 2896,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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        "vessel_b": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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    },
    "time_window": {
        "start": "2026-06-02T16:02:11+00:00",
        "end": "2026-06-02T16:50:27+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 77,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 42m"
            },
            "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": 12,
                "max": 15,
                "detail": "Distance variance \u00b148m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (DENVER and THE SAUCE) maintained close proximity (min 1m, avg 42m) for 48 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": 31.7170492999999993344317772425711154937744140625,
            "lon": 35.99916619999999767287590657360851764678955078125
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        "time_window": {
            "start_ts": "2026-06-02T16:02:11+00:00",
            "end_ts": "2026-06-02T16:50:27+00:00"
        },
        "searched_at": "2026-06-02T22:45:01.856020+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 667001236,
        "imo": 9290921,
        "name": "BEAST",
        "flag": "SIERRA LEONE"
    },
    "min_distance_m": 27.5,
    "avg_distance_m": 130.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 68.599999999999994315658113919198513031005859375,
    "duration_minutes": 47.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2871,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_b_std": 0.1499999999999999944488848768742172978818416595458984375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:44:34+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 73,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 28m, avg 130m"
            },
            "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": 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": "Moderate-confidence STS candidate. Two tankers (DENVER and BEAST) maintained close proximity (min 28m, avg 130m) for 48 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.2 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": 31.71722700000000116915543912909924983978271484375,
            "lon": 35.998728499999998575731297023594379425048828125
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:44:34+00:00"
        },
        "searched_at": "2026-06-02T20:15:04.406577+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636016188,
        "imo": 9135793,
        "name": "SEAGAS MAJOR",
        "flag": "LIBERIA"
    },
    "min_distance_m": 1.3000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 4.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 3.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 56.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 3405,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:53:28+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 1m, avg 5m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 57 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 (DENVER and SEAGAS MAJOR) maintained close proximity (min 1m, avg 5m) for 57 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": 31.7171096000000005687979864887893199920654296875,
            "lon": 35.9993740000000030931914807297289371490478515625
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:53:28+00:00"
        },
        "searched_at": "2026-06-02T20:15:01.966281+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636015372,
        "imo": 9611541,
        "name": "THALIA",
        "flag": "Liberia"
    },
    "min_distance_m": 0.59999999999999997779553950749686919152736663818359375,
    "avg_distance_m": 3.600000000000000088817841970012523233890533447265625,
    "distance_consistency_m": 3.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 56.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 3405,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:53:28+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 1m, avg 4m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 57 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 (DENVER and THALIA) maintained close proximity (min 1m, avg 4m) for 57 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": 31.717105100000001272064764634706079959869384765625,
            "lon": 35.99937010000000014997567632235586643218994140625
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:53:28+00:00"
        },
        "searched_at": "2026-06-02T20:00:14.595951+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 273277180,
        "imo": 9386536,
        "name": "SPRING FORTUNE",
        "flag": "RUSSIA"
    },
    "min_distance_m": 35.2000000000000028421709430404007434844970703125,
    "avg_distance_m": 123.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 43.10000000000000142108547152020037174224853515625,
    "duration_minutes": 56.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 3405,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.58999999999999996891375531049561686813831329345703125,
    "speed_b_std": 0.7600000000000000088817841970012523233890533447265625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.58999999999999996891375531049561686813831329345703125,
            "max_sog": 1.6999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:53:28+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 35m, avg 123m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 57 minutes"
            },
            "speed_stability": {
                "score": 12,
                "max": 20,
                "detail": "both very slow; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b143m"
            },
            "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 (DENVER and SPRING FORTUNE) maintained close proximity (min 35m, avg 123m) for 57 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.6 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": 31.717285000000000394493326894007623195648193359375,
            "lon": 35.9991258000000016181729733943939208984375
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:53:28+00:00"
        },
        "searched_at": "2026-06-02T20:00:05.635302+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 538008919,
        "imo": 9895226,
        "name": "NISSOS ANTIMILOS",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 1.3000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 18.800000000000000710542735760100185871124267578125,
    "distance_consistency_m": 27.39999999999999857891452847979962825775146484375,
    "duration_minutes": 34.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 2077,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.330000000000000015543122344752191565930843353271484375,
    "speed_b_std": 0.65000000000000002220446049250313080847263336181640625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.330000000000000015543122344752191565930843353271484375,
            "max_sog": 1.3000000000000000444089209850062616169452667236328125
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:31:20+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 19m"
            },
            "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 \u00b127m"
            },
            "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 (DENVER and NISSOS ANTIMILOS) maintained close proximity (min 1m, avg 19m) for 35 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.3 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": 31.71715629999999919164110906422138214111328125,
            "lon": 35.9994281000000029280272428877651691436767578125
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:31:20+00:00"
        },
        "searched_at": "2026-06-02T19:45:02.077973+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636022654,
        "imo": 9315769,
        "name": "THE SAUCE",
        "flag": "Liberia"
    },
    "min_distance_m": 1.399999999999999911182158029987476766109466552734375,
    "avg_distance_m": 48.60000000000000142108547152020037174224853515625,
    "distance_consistency_m": 45.2999999999999971578290569595992565155029296875,
    "duration_minutes": 53.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 3224,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:50:27+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 77,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 1m, avg 49m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 54 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b145m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (DENVER and THE SAUCE) maintained close proximity (min 1m, avg 49m) for 54 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": 31.71707190000000053942130762152373790740966796875,
            "lon": 35.99903669999999777928678668104112148284912109375
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:50:27+00:00"
        },
        "searched_at": "2026-06-02T19:30:12.088539+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 372961000,
        "imo": 9448499,
        "name": "GAZ SERENITY",
        "flag": "PANAMA"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 4.29999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 5.20000000000000017763568394002504646778106689453125,
    "duration_minutes": 56.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 3405,
    "speed_a_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:53:28+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 4m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 57 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 (DENVER and GAZ SERENITY) maintained close proximity (min 0m, avg 4m) for 57 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": 31.71708459999999973888407112099230289459228515625,
            "lon": 35.99936790000000286227077594958245754241943359375
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:53:28+00:00"
        },
        "searched_at": "2026-06-02T19:15:01.242339+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636024537,
        "imo": 9328144,
        "name": "AHINOS",
        "flag": "Liberia"
    },
    "min_distance_m": 119.2999999999999971578290569595992565155029296875,
    "avg_distance_m": 158,
    "distance_consistency_m": 69.599999999999994315658113919198513031005859375,
    "duration_minutes": 34.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 2077,
    "speed_a_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.05000000000000000277555756156289135105907917022705078125,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:31:20+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 63,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 119m, avg 158m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 35 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b170m"
            },
            "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 (DENVER and AHINOS) maintained close proximity (min 119m, avg 158m) for 35 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": 31.717428600000001637226887396536767482757568359375,
            "lon": 35.99913690000000343616193276830017566680908203125
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:31:20+00:00"
        },
        "searched_at": "2026-06-02T19:00:13.012827+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.90000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 3.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 3.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 53.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 3224,
    "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": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:50:27+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 1m, avg 4m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 54 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 (DENVER and TRANS FJORD) maintained close proximity (min 1m, avg 4m) for 54 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": 31.71709750000000127556631923653185367584228515625,
            "lon": 35.99937479999999823121470399200916290283203125
        },
        "time_window": {
            "start_ts": "2026-06-02T15:56:43+00:00",
            "end_ts": "2026-06-02T16:50:27+00:00"
        },
        "searched_at": "2026-06-02T19:00:10.183204+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 636022700,
        "imo": 9674713,
        "name": "HIGH FREEDOM",
        "flag": "Liberia"
    },
    "min_distance_m": 1.100000000000000088817841970012523233890533447265625,
    "avg_distance_m": 9.0999999999999996447286321199499070644378662109375,
    "distance_consistency_m": 9.800000000000000710542735760100185871124267578125,
    "duration_minutes": 34.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 2077,
    "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": "2026-06-02T15:56:43+00:00",
        "end": "2026-06-02T16:31:20+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 9m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 35 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b110m"
            },
            "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 (DENVER and HIGH FREEDOM) maintained close proximity (min 1m, avg 9m) for 35 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": 31.717108100000000803220245870761573314666748046875,
            "lon": 35.99935769999999735091478214599192142486572265625
        },
        "time_window": {
            "start_ts": "2026-06-02T15:54:18+00:00",
            "end_ts": "2026-06-02T16:31:20+00:00"
        },
        "searched_at": "2026-06-02T19:30:09.675594+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 89,
    "points_in_zone": 7,
    "first_point": {
        "ts": "2026-06-02T14:04:37+00:00",
        "lat": 31.536844999999999572537490166723728179931640625,
        "lon": 32.3650650000000013051248970441520214080810546875
    },
    "last_point": {
        "ts": "2026-06-02T15:33:40+00:00",
        "lat": 31.536591699999998894554664730094373226165771484375,
        "lon": 32.3644182999999969752025208435952663421630859375
    }
}