VALIANT

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 85.900000000000005684341886080801486968994140625,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-09-09T21:04:28+00:00",
        "lat": 31.50844169999999877518348512239754199981689453125,
        "lon": 32.4099149999999980309439706616103649139404296875
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    "last_point": {
        "ts": "2026-09-09T22:30:22+00:00",
        "lat": 31.508694999999999453166310559026896953582763671875,
        "lon": 32.41034169999999647870936314575374126434326171875
    }
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 126.900000000000005684341886080801486968994140625,
    "points_in_zone": 14,
    "first_point": {
        "ts": "2026-09-09T20:23:29+00:00",
        "lat": 31.50835169999999862966433283872902393341064453125,
        "lon": 32.409615000000002282831701450049877166748046875
    },
    "last_point": {
        "ts": "2026-09-09T22:30:22+00:00",
        "lat": 31.508694999999999453166310559026896953582763671875,
        "lon": 32.41034169999999647870936314575374126434326171875
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}

{
    "radius_m": 57.7999999999999971578290569595992565155029296875,
    "duration_minutes": 126.900000000000005684341886080801486968994140625,
    "points": 14,
    "centroid": {
        "lat": 31.50842071428571244950944674201309680938720703125,
        "lon": 32.4098248928571450733215897344052791595458984375
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    "bbox": {
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        "max_lat": 31.508694999999999453166310559026896953582763671875,
        "max_lon": 32.41034169999999647870936314575374126434326171875
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    "zone_id": "discovered_167"
}

{
    "vessel_a": {
        "mmsi": 273275260,
        "imo": 9419137,
        "name": "SKIF",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 631010075,
        "imo": 9409247,
        "name": "VALIANT",
        "flag": "EQUATORIAL GUINEA"
    },
    "min_distance_m": 51.2999999999999971578290569595992565155029296875,
    "avg_distance_m": 53.5,
    "distance_consistency_m": 2.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 51,
    "overlap_duration_s": 3058,
    "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": "2026-09-09T20:21:47+00:00",
        "end": "2026-09-09T21:12:45+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 51m, avg 54m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 51 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 Black Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SKIF and VALIANT) maintained close proximity (min 51m, avg 54m) for 51 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 Black Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.508563099999999934652805677615106105804443359375,
            "lon": 32.410033900000001949592842720448970794677734375
        },
        "time_window": {
            "start_ts": "2026-09-09T20:21:47+00:00",
            "end_ts": "2026-09-09T21:12:45+00:00"
        },
        "searched_at": "2026-09-09T21:45:04.250463+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 207.900000000000005684341886080801486968994140625,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-09-09T19:02:29+00:00",
        "lat": 31.508288300000000248246578848920762538909912109375,
        "lon": 32.40960499999999910869519226253032684326171875
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    "last_point": {
        "ts": "2026-09-09T22:30:22+00:00",
        "lat": 31.508694999999999453166310559026896953582763671875,
        "lon": 32.41034169999999647870936314575374126434326171875
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}

{
    "radius_m": 67.099999999999994315658113919198513031005859375,
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    "points": 19,
    "centroid": {
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        "lon": 32.40973904210526512770229601301252841949462890625
    },
    "bbox": {
        "min_lat": 31.508231699999999619876689394004642963409423828125,
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        "max_lat": 31.508694999999999453166310559026896953582763671875,
        "max_lon": 32.41034169999999647870936314575374126434326171875
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    "zone_id": "discovered_167"
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 216.80000000000001136868377216160297393798828125,
    "points_in_zone": 22,
    "first_point": {
        "ts": "2026-09-09T18:53:32+00:00",
        "lat": 31.5082799999999991769072948954999446868896484375,
        "lon": 32.40961329999999662732079741545021533966064453125
    },
    "last_point": {
        "ts": "2026-09-09T22:30:22+00:00",
        "lat": 31.508694999999999453166310559026896953582763671875,
        "lon": 32.41034169999999647870936314575374126434326171875
    }
}

{
    "radius_m": 69.2999999999999971578290569595992565155029296875,
    "duration_minutes": 216.80000000000001136868377216160297393798828125,
    "points": 22,
    "centroid": {
        "lat": 31.5083662863636391193722374737262725830078125,
        "lon": 32.40972166818182387260094401426613330841064453125
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        "min_lat": 31.508231699999999619876689394004642963409423828125,
        "min_lon": 32.40938330000000178188201971352100372314453125,
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        "max_lon": 32.41034169999999647870936314575374126434326171875
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    "zone_id": "discovered_167"
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 368.8999999999999772626324556767940521240234375,
    "points_in_zone": 23,
    "first_point": {
        "ts": "2026-09-09T16:21:30+00:00",
        "lat": 31.5082400000000006912159733474254608154296875,
        "lon": 32.40953499999999820602170075289905071258544921875
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    "last_point": {
        "ts": "2026-09-09T22:30:22+00:00",
        "lat": 31.508694999999999453166310559026896953582763671875,
        "lon": 32.41034169999999647870936314575374126434326171875
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}

{
    "radius_m": 70.2000000000000028421709430404007434844970703125,
    "duration_minutes": 368.8999999999999772626324556767940521240234375,
    "points": 23,
    "centroid": {
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        "lon": 32.4097135521739119212725199759006500244140625
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    "bbox": {
        "min_lat": 31.508231699999999619876689394004642963409423828125,
        "min_lon": 32.40938330000000178188201971352100372314453125,
        "max_lat": 31.508694999999999453166310559026896953582763671875,
        "max_lon": 32.41034169999999647870936314575374126434326171875
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    "zone_id": "discovered_167"
}

{
    "vessel_a": {
        "mmsi": 273275260,
        "imo": 9419137,
        "name": "SKIF",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 631010075,
        "imo": 9409247,
        "name": "VALIANT",
        "flag": "EQUATORIAL GUINEA"
    },
    "min_distance_m": 21.39999999999999857891452847979962825775146484375,
    "avg_distance_m": 41.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 19.10000000000000142108547152020037174224853515625,
    "duration_minutes": 215,
    "overlap_duration_s": 12901,
    "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": "2026-09-09T15:28:45+00:00",
        "end": "2026-09-09T19:03:46+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 21m, avg 42m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 215 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b119m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Black Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SKIF and VALIANT) maintained close proximity (min 21m, avg 42m) for 215 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 Black Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.50838209999999861565811443142592906951904296875,
            "lon": 32.409768700000000762884155847132205963134765625
        },
        "time_window": {
            "start_ts": "2026-09-09T15:28:45+00:00",
            "end_ts": "2026-09-09T19:03:46+00:00"
        },
        "searched_at": "2026-09-09T21:15:01.834728+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 379,
    "points_in_zone": 27,
    "first_point": {
        "ts": "2026-09-09T15:27:27+00:00",
        "lat": 31.50825329999999979690983309410512447357177734375,
        "lon": 32.409570000000002210072125308215618133544921875
    },
    "last_point": {
        "ts": "2026-09-09T21:46:28+00:00",
        "lat": 31.50847329999999857363945920951664447784423828125,
        "lon": 32.40986170000000043955878936685621738433837890625
    }
}

{
    "radius_m": 28.699999999999999289457264239899814128875732421875,
    "duration_minutes": 379,
    "points": 27,
    "centroid": {
        "lat": 31.50832845555556360750415478833019733428955078125,
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    "bbox": {
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        "max_lon": 32.4099149999999980309439706616103649139404296875
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    "zone_id": "discovered_167"
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 390.8999999999999772626324556767940521240234375,
    "points_in_zone": 22,
    "first_point": {
        "ts": "2026-09-09T14:18:32+00:00",
        "lat": 31.508333300000000321006154990755021572113037109375,
        "lon": 32.40996499999999969077180139720439910888671875
    },
    "last_point": {
        "ts": "2026-09-09T20:49:27+00:00",
        "lat": 31.50840000000000173940861714072525501251220703125,
        "lon": 32.40977670000000188110789167694747447967529296875
    }
}

{
    "radius_m": 32.10000000000000142108547152020037174224853515625,
    "duration_minutes": 390.8999999999999772626324556767940521240234375,
    "points": 22,
    "centroid": {
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        "lon": 32.4096295454545497705112211406230926513671875
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    "bbox": {
        "min_lat": 31.508231699999999619876689394004642963409423828125,
        "min_lon": 32.40938330000000178188201971352100372314453125,
        "max_lat": 31.50840000000000173940861714072525501251220703125,
        "max_lon": 32.40996499999999969077180139720439910888671875
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    "zone_id": "discovered_167"
}

{
    "vessel_a": {
        "mmsi": 273275260,
        "imo": 9419137,
        "name": "SKIF",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 631010075,
        "imo": 9409247,
        "name": "VALIANT",
        "flag": "EQUATORIAL GUINEA"
    },
    "min_distance_m": 21.39999999999999857891452847979962825775146484375,
    "avg_distance_m": 49.5,
    "distance_consistency_m": 19.10000000000000142108547152020037174224853515625,
    "duration_minutes": 293,
    "overlap_duration_s": 17578,
    "speed_a_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-09-09T14:10:48+00:00",
        "end": "2026-09-09T19:03:46+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 21m, avg 50m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 293 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b119m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Black Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SKIF and VALIANT) maintained close proximity (min 21m, avg 50m) for 293 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 Black Sea Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.508415299999999348301571444608271121978759765625,
            "lon": 32.409945899999996754559106193482875823974609375
        },
        "time_window": {
            "start_ts": "2026-09-09T14:10:48+00:00",
            "end_ts": "2026-09-09T19:03:46+00:00"
        },
        "searched_at": "2026-09-09T20:30:01.490956+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 273275260,
        "imo": 9419137,
        "name": "SKIF",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 631010075,
        "imo": 9409247,
        "name": "VALIANT",
        "flag": "EQUATORIAL GUINEA"
    },
    "min_distance_m": 21.39999999999999857891452847979962825775146484375,
    "avg_distance_m": 61.5,
    "distance_consistency_m": 30.5,
    "duration_minutes": 322.8999999999999772626324556767940521240234375,
    "overlap_duration_s": 19375,
    "speed_a_avg": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.040000000000000000832667268468867405317723751068115234375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-09-09T13:40:51+00:00",
        "end": "2026-09-09T19:03:46+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 21m, avg 62m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 323 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b130m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Black Sea Surveillance Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SKIF and VALIANT) maintained close proximity (min 21m, avg 62m) for 323 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 Black Sea Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_167",
    "zone_name": "Eastern Black Sea Surveillance Zone",
    "dwell_minutes": 399,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-09-09T13:50:30+00:00",
        "lat": 31.508379999999998943849277566187083721160888671875,
        "lon": 32.40994169999999741094143246300518512725830078125
    },
    "last_point": {
        "ts": "2026-09-09T20:29:29+00:00",
        "lat": 31.508361699999998251087163225747644901275634765625,
        "lon": 32.409701699999999391366145573556423187255859375
    }
}

{
    "radius_m": 32.7999999999999971578290569595992565155029296875,
    "duration_minutes": 399,
    "points": 19,
    "centroid": {
        "lat": 31.508288421052636607555541559122502803802490234375,
        "lon": 32.4096235052631556072810781188309192657470703125
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