ABIGAIL

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 74.2000000000000028421709430404007434844970703125,
    "points_in_zone": 6,
    "first_point": {
        "ts": "2026-08-26T13:45:43+00:00",
        "lat": 59.87412830000000241170710069127380847930908203125,
        "lon": 30.20202330000000046084096538834273815155029296875
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    "last_point": {
        "ts": "2026-08-26T14:59:52+00:00",
        "lat": 59.8742383000000018000719137489795684814453125,
        "lon": 30.20206999999999908368408796377480030059814453125
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 164.30000000000001136868377216160297393798828125,
    "points_in_zone": 7,
    "first_point": {
        "ts": "2026-08-26T12:15:34+00:00",
        "lat": 59.8740250000000031604940886609256267547607421875,
        "lon": 30.20203169999999914807631284929811954498291015625
    },
    "last_point": {
        "ts": "2026-08-26T14:59:52+00:00",
        "lat": 59.8742383000000018000719137489795684814453125,
        "lon": 30.20206999999999908368408796377480030059814453125
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 382.30000000000001136868377216160297393798828125,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-08-26T07:28:23+00:00",
        "lat": 59.88195999999999941110218060202896595001220703125,
        "lon": 30.22480829999999940582711133174598217010498046875
    },
    "last_point": {
        "ts": "2026-08-26T13:50:43+00:00",
        "lat": 59.87398499999999756937540951184928417205810546875,
        "lon": 30.201969999999999316742105293087661266326904296875
    }
}

{
    "vessel_a": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 13.699999999999999289457264239899814128875732421875,
    "avg_distance_m": 15.0999999999999996447286321199499070644378662109375,
    "distance_consistency_m": 1.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 37.5,
    "overlap_duration_s": 2250,
    "speed_a_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_a_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.059999999999999997779553950749686919152736663818359375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-08-26T07:06:51+00:00",
        "end": "2026-08-26T07:44:21+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 14m, avg 15m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 38 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (DMITRIY RULEVSKIY and ABIGAIL) maintained close proximity (min 14m, avg 15m) for 38 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 59.8820213999999992893208400346338748931884765625,
            "lon": 30.22485640000000017835191101767122745513916015625
        },
        "time_window": {
            "start_ts": "2026-08-26T07:06:51+00:00",
            "end_ts": "2026-08-26T07:44:21+00:00"
        },
        "searched_at": "2026-08-26T12:30:01.494694+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 350.8999999999999772626324556767940521240234375,
    "points_in_zone": 5,
    "first_point": {
        "ts": "2026-08-26T06:24:42+00:00",
        "lat": 59.88197000000000258523868978954851627349853515625,
        "lon": 30.2247933000000017500497051514685153961181640625
    },
    "last_point": {
        "ts": "2026-08-26T12:15:34+00:00",
        "lat": 59.8740250000000031604940886609256267547607421875,
        "lon": 30.20203169999999914807631284929811954498291015625
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 390.8999999999999772626324556767940521240234375,
    "points_in_zone": 6,
    "first_point": {
        "ts": "2026-08-26T05:44:43+00:00",
        "lat": 59.8819299999999969941200106404721736907958984375,
        "lon": 30.224778300000000541558620170690119266510009765625
    },
    "last_point": {
        "ts": "2026-08-26T12:15:34+00:00",
        "lat": 59.8740250000000031604940886609256267547607421875,
        "lon": 30.20203169999999914807631284929811954498291015625
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "min_distance_m": 96.400000000000005684341886080801486968994140625,
    "avg_distance_m": 99.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 2.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 100.7000000000000028421709430404007434844970703125,
    "overlap_duration_s": 6041,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-08-25T03:15:54+00:00",
        "end": "2026-08-25T04:56:35+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 90,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 96m, avg 99m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 101 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and DMITRIY RULEVSKIY) maintained close proximity (min 96m, avg 99m) for 101 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.88199329999999775964170112274587154388427734375,
            "lon": 30.225830599999998327120920293964445590972900390625
        },
        "time_window": {
            "start_ts": "2026-08-25T03:15:54+00:00",
            "end_ts": "2026-08-25T04:56:35+00:00"
        },
        "searched_at": "2026-08-25T09:30:08.071715+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260824T153122_20260824T153147_009139_01225D_F0AA_COG",
        "scene_datetime": "2026-08-24T15:31:22.924579Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 29.00003099999999989222487783990800380706787109375,
            "min_lat": 59.5085260000000033642209018580615520477294921875,
            "max_lon": 34.328518000000002530214260332286357879638671875,
            "max_lat": 61.43686699999999945021045277826488018035888671875
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1122315_thumbnail_20260825093011.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1122315_thumbnail_20260825093011.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "min_distance_m": 96.400000000000005684341886080801486968994140625,
    "avg_distance_m": 100.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 2.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 135.80000000000001136868377216160297393798828125,
    "overlap_duration_s": 8151,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_b_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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    },
    "time_window": {
        "start": "2026-08-25T02:40:44+00:00",
        "end": "2026-08-25T04:56:35+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 96m, avg 100m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 136 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and DMITRIY RULEVSKIY) maintained close proximity (min 96m, avg 100m) for 136 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.88199670000000196523615159094333648681640625,
            "lon": 30.225822699999998377506926772184669971466064453125
        },
        "time_window": {
            "start_ts": "2026-08-25T02:40:44+00:00",
            "end_ts": "2026-08-25T04:56:35+00:00"
        },
        "searched_at": "2026-08-25T09:15:10.075452+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260824T153122_20260824T153147_009139_01225D_F0AA_COG",
        "scene_datetime": "2026-08-24T15:31:22.924579Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 29.00003099999999989222487783990800380706787109375,
            "min_lat": 59.5085260000000033642209018580615520477294921875,
            "max_lon": 34.328518000000002530214260332286357879638671875,
            "max_lat": 61.43686699999999945021045277826488018035888671875
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1122283_thumbnail_20260825091516.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1122283_thumbnail_20260825091516.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "min_distance_m": 96.400000000000005684341886080801486968994140625,
    "avg_distance_m": 100.099999999999994315658113919198513031005859375,
    "distance_consistency_m": 2.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 186.69999999999998863131622783839702606201171875,
    "overlap_duration_s": 11201,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.01000000000000000020816681711721685132943093776702880859375,
    "speed_b_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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    },
    "time_window": {
        "start": "2026-08-25T01:49:54+00:00",
        "end": "2026-08-25T04:56:35+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 96m, avg 100m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 187 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and DMITRIY RULEVSKIY) maintained close proximity (min 96m, avg 100m) for 187 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273291710,
        "imo": 9157014,
        "name": "SOLSTRAUM",
        "flag": "Russia"
    },
    "min_distance_m": 218.69999999999998863131622783839702606201171875,
    "avg_distance_m": 220.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 1.399999999999999911182158029987476766109466552734375,
    "duration_minutes": 74.5,
    "overlap_duration_s": 4470,
    "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": "2026-08-25T01:26:14+00:00",
        "end": "2026-08-25T02:40:44+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 219m, avg 220m"
            },
            "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 \u00b11m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (ABIGAIL and SOLSTRAUM) maintained close proximity (min 219m, avg 220m) 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273333320,
        "imo": 6920147,
        "name": "ARCTICA",
        "flag": "Russia"
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    "min_distance_m": 92.900000000000005684341886080801486968994140625,
    "avg_distance_m": 94.599999999999994315658113919198513031005859375,
    "distance_consistency_m": 1.899999999999999911182158029987476766109466552734375,
    "duration_minutes": 186.80000000000001136868377216160297393798828125,
    "overlap_duration_s": 11211,
    "speed_a_avg": 0,
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    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-08-24T22:16:14+00:00",
        "end": "2026-08-25T01:23:05+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
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    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 93m, avg 95m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 187 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and ARCTICA) maintained close proximity (min 93m, avg 95m) for 187 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.88165670000000062600520323030650615692138671875,
            "lon": 30.2273828000000008842107490636408329010009765625
        },
        "time_window": {
            "start_ts": "2026-08-24T22:16:14+00:00",
            "end_ts": "2026-08-25T01:23:05+00:00"
        },
        "searched_at": "2026-08-25T01:30:12.794712+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260824T153122_20260824T153147_009139_01225D_F0AA_COG",
        "scene_datetime": "2026-08-24T15:31:22.924579Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 29.00003099999999989222487783990800380706787109375,
            "min_lat": 59.5085260000000033642209018580615520477294921875,
            "max_lon": 34.328518000000002530214260332286357879638671875,
            "max_lat": 61.43686699999999945021045277826488018035888671875
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1118672_thumbnail_20260825013016.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1118672_thumbnail_20260825013016.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273291710,
        "imo": 9157014,
        "name": "SOLSTRAUM",
        "flag": "Russia"
    },
    "min_distance_m": 216.5,
    "avg_distance_m": 221.19999999999998863131622783839702606201171875,
    "distance_consistency_m": 4.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 111.2999999999999971578290569595992565155029296875,
    "overlap_duration_s": 6680,
    "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": "2026-08-24T20:24:54+00:00",
        "end": "2026-08-24T22:16:14+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 216m, avg 221m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 111 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and SOLSTRAUM) maintained close proximity (min 216m, avg 221m) for 111 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.8826959000000016430931282229721546173095703125,
            "lon": 30.2255774999999999863575794734060764312744140625
        },
        "time_window": {
            "start_ts": "2026-08-24T20:24:54+00:00",
            "end_ts": "2026-08-24T22:16:14+00:00"
        },
        "searched_at": "2026-08-25T01:15:01.297640+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260824T153122_20260824T153147_009139_01225D_F0AA_COG",
        "scene_datetime": "2026-08-24T15:31:22.924579Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 29.00003099999999989222487783990800380706787109375,
            "min_lat": 59.5085260000000033642209018580615520477294921875,
            "max_lon": 34.328518000000002530214260332286357879638671875,
            "max_lat": 61.43686699999999945021045277826488018035888671875
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1118557_thumbnail_20260825011507.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1118557_thumbnail_20260825011507.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "min_distance_m": 28.60000000000000142108547152020037174224853515625,
    "avg_distance_m": 34.10000000000000142108547152020037174224853515625,
    "distance_consistency_m": 3.100000000000000088817841970012523233890533447265625,
    "duration_minutes": 51.39999999999999857891452847979962825775146484375,
    "overlap_duration_s": 3081,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-08-23T08:46:14+00:00",
        "end": "2026-08-23T09:37:35+00:00"
    },
    "points_count": {
        "vessel_a": 11,
        "vessel_b": 11
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 29m, avg 34m"
            },
            "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 \u00b13m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and DMITRIY RULEVSKIY) maintained close proximity (min 29m, avg 34m) 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
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            "lon": 30.224750499999998964995029382407665252685546875
        },
        "time_window": {
            "start_ts": "2026-08-23T08:46:14+00:00",
            "end_ts": "2026-08-23T09:37:35+00:00"
        },
        "searched_at": "2026-08-23T10:00:09.215461+00:00",
        "scene_id": "S1D_IW_GRDH_1SDV_20260823T042457_20260823T042522_004248_007CEB_35C1_COG",
        "scene_datetime": "2026-08-23T04:24:57.903420Z",
        "platform": "sentinel-1d",
        "bbox": {
            "min_lon": 26.61877799999999893998392508365213871002197265625,
            "min_lat": 59.33255799999999879901224630884826183319091796875,
            "max_lon": 31.9297100000000000363797880709171295166015625,
            "max_lat": 61.26119200000000120098775369115173816680908203125
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1101549_thumbnail_20260823100013.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1101549_thumbnail_20260823100013.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "min_distance_m": 75.5,
    "avg_distance_m": 79.599999999999994315658113919198513031005859375,
    "distance_consistency_m": 5,
    "duration_minutes": 45.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2751,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.2200000000000000011102230246251565404236316680908203125,
    "speed_b_std": 0.440000000000000002220446049250313080847263336181640625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.2200000000000000011102230246251565404236316680908203125,
            "max_sog": 1
        }
    },
    "time_window": {
        "start": "2026-08-23T08:46:14+00:00",
        "end": "2026-08-23T09:32:05+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 77,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 76m, avg 80m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 46 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (ABIGAIL and KAPITAN DZHUMANOV) maintained close proximity (min 76m, avg 80m) for 46 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.2 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "radius_m": 57.5,
    "duration_minutes": 110.7999999999999971578290569595992565155029296875,
    "points": 20,
    "centroid": {
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        "lon": 30.224642079999995303296600468456745147705078125
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    "bbox": {
        "min_lat": 59.88125670000000155823727254755795001983642578125,
        "min_lon": 30.224483299999999275087247951887547969818115234375,
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        "max_lon": 30.22538829999999876463334658183157444000244140625
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    "zone_id": "russia_ust_luga_approach"
}

{
    "vessel_a": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 66.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 79.7999999999999971578290569595992565155029296875,
    "distance_consistency_m": 7.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 94.5,
    "overlap_duration_s": 5673,
    "speed_a_avg": 0.13000000000000000444089209850062616169452667236328125,
    "speed_a_std": 0.320000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.1499999999999999944488848768742172978818416595458984375,
    "speed_b_std": 0.39000000000000001332267629550187848508358001708984375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.13000000000000000444089209850062616169452667236328125,
            "max_sog": 1
        },
        "vessel_b": {
            "avg_sog": 0.1499999999999999944488848768742172978818416595458984375,
            "max_sog": 1.1999999999999999555910790149937383830547332763671875
        }
    },
    "time_window": {
        "start": "2026-08-23T07:51:17+00:00",
        "end": "2026-08-23T09:25:50+00:00"
    },
    "points_count": {
        "vessel_a": 21,
        "vessel_b": 21
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 87,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 67m, avg 80m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 94 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KAPITAN DZHUMANOV and ABIGAIL) maintained close proximity (min 67m, avg 80m) for 94 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 124,
    "points_in_zone": 21,
    "first_point": {
        "ts": "2026-08-23T07:44:04+00:00",
        "lat": 59.8858182999999968387783155776560306549072265625,
        "lon": 30.204788300000000589307092013768851757049560546875
    },
    "last_point": {
        "ts": "2026-08-23T09:48:06+00:00",
        "lat": 59.8815383000000025504050427116453647613525390625,
        "lon": 30.22538829999999876463334658183157444000244140625
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 279,
    "points_in_zone": 24,
    "first_point": {
        "ts": "2026-08-23T05:09:04+00:00",
        "lat": 59.88868169999999935271262074820697307586669921875,
        "lon": 30.214103300000001439684638171456754207611083984375
    },
    "last_point": {
        "ts": "2026-08-23T09:48:06+00:00",
        "lat": 59.8815383000000025504050427116453647613525390625,
        "lon": 30.22538829999999876463334658183157444000244140625
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "min_distance_m": 72.400000000000005684341886080801486968994140625,
    "avg_distance_m": 78.900000000000005684341886080801486968994140625,
    "distance_consistency_m": 5.5999999999999996447286321199499070644378662109375,
    "duration_minutes": 279.30000000000001136868377216160297393798828125,
    "overlap_duration_s": 16760,
    "speed_a_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.320000000000000006661338147750939242541790008544921875,
    "speed_b_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0.320000000000000006661338147750939242541790008544921875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 1.1999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 1
        }
    },
    "time_window": {
        "start": "2026-08-23T04:52:45+00:00",
        "end": "2026-08-23T09:32:05+00:00"
    },
    "points_count": {
        "vessel_a": 19,
        "vessel_b": 19
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 92,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 72m, avg 79m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 279 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b16m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and KAPITAN DZHUMANOV) maintained close proximity (min 72m, avg 79m) for 279 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "dwell_minutes": 339.8999999999999772626324556767940521240234375,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-08-23T04:08:14+00:00",
        "lat": 59.8818449999999984356691129505634307861328125,
        "lon": 30.2245750000000015234036254696547985076904296875
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    "last_point": {
        "ts": "2026-08-23T09:48:06+00:00",
        "lat": 59.8815383000000025504050427116453647613525390625,
        "lon": 30.22538829999999876463334658183157444000244140625
    }
}

{
    "vessel_a": {
        "mmsi": 273357610,
        "imo": 8915548,
        "name": "RYAZAN",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 133.400000000000005684341886080801486968994140625,
    "avg_distance_m": 147.30000000000001136868377216160297393798828125,
    "distance_consistency_m": 15.199999999999999289457264239899814128875732421875,
    "duration_minutes": 289.1000000000000227373675443232059478759765625,
    "overlap_duration_s": 17343,
    "speed_a_avg": 0.330000000000000015543122344752191565930843353271484375,
    "speed_a_std": 0.419999999999999984456877655247808434069156646728515625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.330000000000000015543122344752191565930843353271484375,
            "max_sog": 0.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-08-23T03:46:15+00:00",
        "end": "2026-08-23T08:35:18+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 87,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 133m, avg 147m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 289 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (RYAZAN and ABIGAIL) maintained close proximity (min 133m, avg 147m) for 289 minutes. Both vessels were slow-moving (avg speeds 0.3 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.8824781000000001540684024803340435028076171875,
            "lon": 30.224270000000000635509422863833606243133544921875
        },
        "time_window": {
            "start_ts": "2026-08-23T03:46:15+00:00",
            "end_ts": "2026-08-23T08:35:18+00:00"
        },
        "searched_at": "2026-08-23T09:15:04.502998+00:00",
        "scene_id": "S1D_IW_GRDH_1SDV_20260823T042457_20260823T042522_004248_007CEB_35C1_COG",
        "scene_datetime": "2026-08-23T04:24:57.903420Z",
        "platform": "sentinel-1d",
        "bbox": {
            "min_lon": 26.61877799999999893998392508365213871002197265625,
            "min_lat": 59.33255799999999879901224630884826183319091796875,
            "max_lon": 31.9297100000000000363797880709171295166015625,
            "max_lat": 61.26119200000000120098775369115173816680908203125
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1101150_thumbnail_20260823091513.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1101150_thumbnail_20260823091513.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "min_distance_m": 70.5,
    "avg_distance_m": 78.2000000000000028421709430404007434844970703125,
    "distance_consistency_m": 5.5999999999999996447286321199499070644378662109375,
    "duration_minutes": 339.19999999999998863131622783839702606201171875,
    "overlap_duration_s": 20350,
    "speed_a_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_a_std": 0.289999999999999980015985556747182272374629974365234375,
    "speed_b_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_b_std": 0.289999999999999980015985556747182272374629974365234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 1.1999999999999999555910790149937383830547332763671875
        },
        "vessel_b": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 1
        }
    },
    "time_window": {
        "start": "2026-08-23T03:52:55+00:00",
        "end": "2026-08-23T09:32:05+00:00"
    },
    "points_count": {
        "vessel_a": 23,
        "vessel_b": 23
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 70m, avg 78m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 339 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b16m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and KAPITAN DZHUMANOV) maintained close proximity (min 70m, avg 78m) for 339 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 31.39999999999999857891452847979962825775146484375,
    "avg_distance_m": 32.2000000000000028421709430404007434844970703125,
    "distance_consistency_m": 1,
    "duration_minutes": 158.69999999999998863131622783839702606201171875,
    "overlap_duration_s": 9520,
    "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": "2026-08-23T02:27:32+00:00",
        "end": "2026-08-23T05:06:12+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 31m, avg 32m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 159 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: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (DMITRIY RULEVSKIY and ABIGAIL) maintained close proximity (min 31m, avg 32m) for 159 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.88193559999999848741936148144304752349853515625,
            "lon": 30.224792199999999553483576164580881595611572265625
        },
        "time_window": {
            "start_ts": "2026-08-23T02:27:32+00:00",
            "end_ts": "2026-08-23T05:06:12+00:00"
        },
        "searched_at": "2026-08-23T05:30:02.060198+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260822T154739_20260822T154804_009110_012160_243F_COG",
        "scene_datetime": "2026-08-22T15:47:39.445191Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 25.16883500000000140062184073030948638916015625,
            "min_lat": 58.8682900000000017826096154749393463134765625,
            "max_lon": 30.41223000000000098452801466919481754302978515625,
            "max_lat": 60.79593299999999800320438225753605365753173828125
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1099307_thumbnail_20260823053007.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1099307_thumbnail_20260823053007.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 72.099999999999994315658113919198513031005859375,
    "avg_distance_m": 76.7999999999999971578290569595992565155029296875,
    "distance_consistency_m": 3.5,
    "duration_minutes": 30.5,
    "overlap_duration_s": 1829,
    "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": "2026-08-23T02:01:38+00:00",
        "end": "2026-08-23T02:32:07+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 72m, avg 77m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 30 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (KAPITAN DZHUMANOV and ABIGAIL) maintained close proximity (min 72m, avg 77m) for 30 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.8817987999999985504473443143069744110107421875,
            "lon": 30.225314000000000902446117834188044071197509765625
        },
        "time_window": {
            "start_ts": "2026-08-23T02:01:38+00:00",
            "end_ts": "2026-08-23T02:32:07+00:00"
        },
        "searched_at": "2026-08-23T05:00:01.937061+00:00",
        "scene_id": "S1C_IW_GRDH_1SDV_20260822T154739_20260822T154804_009110_012160_243F_COG",
        "scene_datetime": "2026-08-22T15:47:39.445191Z",
        "platform": "sentinel-1c",
        "bbox": {
            "min_lon": 25.16883500000000140062184073030948638916015625,
            "min_lat": 58.8682900000000017826096154749393463134765625,
            "max_lon": 30.41223000000000098452801466919481754302978515625,
            "max_lat": 60.79593299999999800320438225753605365753173828125
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1099188_thumbnail_20260823050006.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1099188_thumbnail_20260823050006.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "min_distance_m": 70.5,
    "avg_distance_m": 75,
    "distance_consistency_m": 3.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 229.5,
    "overlap_duration_s": 13768,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        }
    },
    "time_window": {
        "start": "2026-08-23T01:08:06+00:00",
        "end": "2026-08-23T04:57:34+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 70m, avg 75m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 230 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b14m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (ABIGAIL and KAPITAN DZHUMANOV) maintained close proximity (min 70m, avg 75m) for 230 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 Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
        "centroid": {
            "lat": 59.88179079999999743222360848449170589447021484375,
            "lon": 30.225306700000000859063220559619367122650146484375
        },
        "time_window": {
            "start_ts": "2026-08-23T01:08:06+00:00",
            "end_ts": "2026-08-23T04:57:34+00:00"
        },
        "searched_at": "2026-08-23T07:45:08.352601+00:00",
        "scene_id": "S1D_IW_GRDH_1SDV_20260823T042457_20260823T042522_004248_007CEB_35C1_COG",
        "scene_datetime": "2026-08-23T04:24:57.903420Z",
        "platform": "sentinel-1d",
        "bbox": {
            "min_lon": 26.61877799999999893998392508365213871002197265625,
            "min_lat": 59.33255799999999879901224630884826183319091796875,
            "max_lon": 31.9297100000000000363797880709171295166015625,
            "max_lat": 61.26119200000000120098775369115173816680908203125
        },
        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1100308_thumbnail_20260823074512.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/08\/event_1100308_thumbnail_20260823074512.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 273294560,
        "imo": 8711760,
        "name": "KAPITAN DZHUMANOV",
        "flag": "Russia"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 71.7000000000000028421709430404007434844970703125,
    "avg_distance_m": 75.7000000000000028421709430404007434844970703125,
    "distance_consistency_m": 3.29999999999999982236431605997495353221893310546875,
    "duration_minutes": 69,
    "overlap_duration_s": 4140,
    "speed_a_avg": 0.25,
    "speed_a_std": 0.190000000000000002220446049250313080847263336181640625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.25,
            "max_sog": 0.8000000000000000444089209850062616169452667236328125
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-08-23T00:04:19+00:00",
        "end": "2026-08-23T01:13:19+00:00"
    },
    "points_count": {
        "vessel_a": 21,
        "vessel_b": 21
    },
    "zone_id": "russia_ust_luga_approach",
    "zone_name": "Ust-Luga\/St. Petersburg Approach",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 72m, avg 76m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 69 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b13m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Ust-Luga\/St. Petersburg Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (KAPITAN DZHUMANOV and ABIGAIL) maintained close proximity (min 72m, avg 76m) for 69 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Ust-Luga\/St. Petersburg Approach, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 273424720,
        "imo": 8724767,
        "name": "DMITRIY RULEVSKIY",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 273318420,
        "imo": 8411463,
        "name": "ABIGAIL",
        "flag": "RUSSIA"
    },
    "min_distance_m": 24.199999999999999289457264239899814128875732421875,
    "avg_distance_m": 32.5,
    "distance_consistency_m": 4.79999999999999982236431605997495353221893310546875,
    "duration_minutes": 76,
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