JASPER

{
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{
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{
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    "zone_id": "discovered_020"
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{
    "zone_id": "discovered_020",
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{
    "vessel_a": {
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        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
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    "time_window": {
        "start": "2026-06-06T13:02:06+00:00",
        "end": "2026-06-06T13:59:06+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "score": {
        "value": 80,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 48m, avg 51m"
            },
            "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 \u00b12m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Monitoring Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (DENVER and JASPER) maintained close proximity (min 48m, avg 51m) 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 Monitoring Zone, a known STS activity area."
    },
    "sar": {
        "status": "inconclusive",
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            "end_ts": "2026-06-06T13:59:06+00:00"
        },
        "searched_at": "2026-06-06T19:30:01.829283+00:00",
        "scene_id": "S1D_IW_GRDH_1SDV_20260606T034348_20260606T034413_003110_005639_0EB7_COG",
        "scene_datetime": "2026-06-06T03:43:48.736247Z",
        "platform": "sentinel-1d",
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        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/06\/event_690373_thumbnail_20260606193006.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/06\/event_690373_thumbnail_20260606193006.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
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    "overlap_duration_s": 4861,
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    "speed_summary": {
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    },
    "time_window": {
        "start": "2026-06-06T12:38:05+00:00",
        "end": "2026-06-06T13:59:06+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "score": {
        "value": 85,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 48m, avg 51m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 81 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 Monitoring Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (DENVER and JASPER) maintained close proximity (min 48m, avg 51m) for 81 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 Monitoring Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
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        "ts": "2026-06-06T12:00:26+00:00",
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{
    "radius_m": 81.599999999999994315658113919198513031005859375,
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{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
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        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
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    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
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    },
    "time_window": {
        "start": "2026-06-06T11:40:15+00:00",
        "end": "2026-06-06T13:55:25+00:00"
    },
    "points_count": {
        "vessel_a": 39,
        "vessel_b": 39
    },
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 40m, avg 50m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 135 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: Eastern Mediterranean Monitoring Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (JASPER and DENVER) maintained close proximity (min 40m, avg 50m) for 135 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Monitoring Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
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    "first_point": {
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}

{
    "radius_m": 77,
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{
    "vessel_a": {
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        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "min_distance_m": 46,
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    },
    "time_window": {
        "start": "2026-06-06T10:53:04+00:00",
        "end": "2026-06-06T13:59:06+00:00"
    },
    "points_count": {
        "vessel_a": 19,
        "vessel_b": 19
    },
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 46m, avg 50m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 186 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 Monitoring Zone"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (DENVER and JASPER) maintained close proximity (min 46m, avg 50m) for 186 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 Monitoring Zone, a known STS activity area."
    },
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        "searched_at": "2026-06-06T17:30:06.729472+00:00",
        "scene_id": "S1D_IW_GRDH_1SDV_20260606T034348_20260606T034413_003110_005639_0EB7_COG",
        "scene_datetime": "2026-06-06T03:43:48.736247Z",
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        "assets": {
            "preview_url": "https:\/\/fleetleaks.com\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/06\/event_689657_thumbnail_20260606173010.png",
            "stored_path": "\/home\/fleetleaks\/public_html\/wp-content\/uploads\/fleetleaks-evidence\/sar-imagery\/2026\/06\/event_689657_thumbnail_20260606173010.png",
            "source": "copernicus_dataspace"
        },
        "notes": "Preview available for manual review"
    }
}

{
    "vessel_a": {
        "mmsi": 667001964,
        "imo": 9382712,
        "name": "DENVER",
        "flag": "SIERRA LEONE"
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        "end": "2026-06-06T13:59:06+00:00"
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    "points_count": {
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    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "score": {
        "value": 95,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 46m, avg 50m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 279 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 Monitoring Zone"
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        },
        "summary": "High-confidence STS candidate. Two tankers (DENVER and JASPER) maintained close proximity (min 46m, avg 50m) for 279 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 Monitoring Zone, a known STS activity area."
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{
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{
    "radius_m": 172.099999999999994315658113919198513031005859375,
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{
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{
    "radius_m": 118.7000000000000028421709430404007434844970703125,
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{
    "zone_id": "discovered_020",
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{
    "radius_m": 164,
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{
    "zone_id": "discovered_020",
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{
    "radius_m": 171.30000000000001136868377216160297393798828125,
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{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 613612000,
        "imo": 9258167,
        "name": "AKAR WEST",
        "flag": "CAMEROON"
    },
    "min_distance_m": 0.40000000000000002220446049250313080847263336181640625,
    "avg_distance_m": 9.199999999999999289457264239899814128875732421875,
    "distance_consistency_m": 16,
    "duration_minutes": 38.10000000000000142108547152020037174224853515625,
    "overlap_duration_s": 2287,
    "speed_a_avg": 0.2300000000000000099920072216264088638126850128173828125,
    "speed_a_std": 0.59999999999999997779553950749686919152736663818359375,
    "speed_b_avg": 0.059999999999999997779553950749686919152736663818359375,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.2300000000000000099920072216264088638126850128173828125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
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        "vessel_b": {
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    },
    "time_window": {
        "start": "2026-06-04T20:17:04+00:00",
        "end": "2026-06-04T20:55:11+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
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    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 9m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 38 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b116m"
            },
            "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 (JASPER and AKAR WEST) maintained close proximity (min 0m, avg 9m) for 38 minutes. Both vessels were slow-moving (avg speeds 0.2 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": {
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            "end_ts": "2026-06-04T20:55:11+00:00"
        },
        "searched_at": "2026-06-05T01:30:06.397670+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
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        "name": "JASPER",
        "flag": "CAMEROON"
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        "mmsi": 613407500,
        "imo": 9286023,
        "name": "OPAL",
        "flag": "CAMEROON"
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    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.05000000000000000277555756156289135105907917022705078125,
    "speed_summary": {
        "vessel_a": {
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        "start": "2026-06-04T20:11:02+00:00",
        "end": "2026-06-04T20:55:11+00:00"
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    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
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    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 6m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 44 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable 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 (JASPER and OPAL) maintained close proximity (min 0m, avg 6m) for 44 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
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            "end_ts": "2026-06-04T20:55:11+00:00"
        },
        "searched_at": "2026-06-04T22:15:01.449602+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 636025578,
        "imo": 9412074,
        "name": "ANDOVER",
        "flag": "LIBERIA"
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        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
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    "min_distance_m": 31,
    "avg_distance_m": 120.400000000000005684341886080801486968994140625,
    "distance_consistency_m": 69.400000000000005684341886080801486968994140625,
    "duration_minutes": 36.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2211,
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    "speed_a_std": 0,
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    "speed_b_std": 0.7199999999999999733546474089962430298328399658203125,
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        "vessel_a": {
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    },
    "time_window": {
        "start": "2026-06-04T20:18:34+00:00",
        "end": "2026-06-04T20:55:25+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 62,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 31m, avg 120m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 37 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable 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 (ANDOVER and JASPER) maintained close proximity (min 31m, avg 120m) for 37 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.4 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 667001236,
        "imo": 9290921,
        "name": "BEAST",
        "flag": "SIERRA LEONE"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
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    "min_distance_m": 80.400000000000005684341886080801486968994140625,
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    "duration_minutes": 44.2000000000000028421709430404007434844970703125,
    "overlap_duration_s": 2651,
    "speed_a_avg": 0.1000000000000000055511151231257827021181583404541015625,
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    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
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            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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            "max_sog": 0
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    },
    "time_window": {
        "start": "2026-06-04T20:10:57+00:00",
        "end": "2026-06-04T20:55:08+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
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    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 68,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 80m, avg 143m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 44 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b156m"
            },
            "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 (BEAST and JASPER) maintained close proximity (min 80m, avg 143m) for 44 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). Moderate distance variation observed during the encounter. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
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            "end_ts": "2026-06-04T20:55:08+00:00"
        },
        "searched_at": "2026-06-05T00:15:01.667136+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
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        "name": "DORIN",
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        "name": "JASPER",
        "flag": "CAMEROON"
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    "speed_b_std": 0.59999999999999997779553950749686919152736663818359375,
    "speed_summary": {
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    "time_window": {
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        "end": "2026-06-04T20:41:13+00:00"
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    "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 1m, avg 8m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 32 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b116m"
            },
            "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 (DORIN and JASPER) maintained close proximity (min 1m, avg 8m) for 32 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 273278060,
        "imo": 9832547,
        "name": "STRIZH",
        "flag": "RUSSIA"
    },
    "min_distance_m": 0.8000000000000000444089209850062616169452667236328125,
    "avg_distance_m": 6.5,
    "distance_consistency_m": 14.5999999999999996447286321199499070644378662109375,
    "duration_minutes": 30.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1835,
    "speed_a_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_a_std": 0.5300000000000000266453525910037569701671600341796875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:07:28+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "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 6m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable 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 (JASPER and STRIZH) maintained close proximity (min 1m, avg 6m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717128100000000046065906644798815250396728515625,
            "lon": 35.99936840000000159989212988875806331634521484375
        },
        "time_window": {
            "start_ts": "2026-06-04T20:07:28+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T21:00:14.849687+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 613442791,
        "imo": 9332614,
        "name": "BELLARIS",
        "flag": "CAMEROON"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 6.70000000000000017763568394002504646778106689453125,
    "distance_consistency_m": 14.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 30.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1835,
    "speed_a_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_a_std": 0.5300000000000000266453525910037569701671600341796875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:07:28+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 7m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b114m"
            },
            "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 (JASPER and BELLARIS) maintained close proximity (min 0m, avg 7m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71713129999999836172719369642436504364013671875,
            "lon": 35.99936999999999898136593401432037353515625
        },
        "time_window": {
            "start_ts": "2026-06-04T20:07:28+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T21:15:03.869694+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 538004628,
        "imo": 9490296,
        "name": "CHEM RANGER",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 46.7999999999999971578290569595992565155029296875,
    "avg_distance_m": 152.5,
    "distance_consistency_m": 56,
    "duration_minutes": 30.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1835,
    "speed_a_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_a_std": 0.5300000000000000266453525910037569701671600341796875,
    "speed_b_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        }
    },
    "time_window": {
        "start": "2026-06-04T20:07:28+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 62,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 47m, avg 152m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b156m"
            },
            "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 (JASPER and CHEM RANGER) maintained close proximity (min 47m, avg 152m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.2 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": 31.716579599999999317105903173796832561492919921875,
            "lon": 35.99894040000000217105480260215699672698974609375
        },
        "time_window": {
            "start_ts": "2026-06-04T20:07:28+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T22:00:14.095658+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 613419901,
        "imo": 9297888,
        "name": "WALRUS",
        "flag": "Cameroon"
    },
    "min_distance_m": 1.100000000000000088817841970012523233890533447265625,
    "avg_distance_m": 6.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 14.300000000000000710542735760100185871124267578125,
    "duration_minutes": 30.60000000000000142108547152020037174224853515625,
    "overlap_duration_s": 1835,
    "speed_a_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_a_std": 0.5300000000000000266453525910037569701671600341796875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:07:28+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "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 7m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b114m"
            },
            "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 (JASPER and WALRUS) maintained close proximity (min 1m, avg 7m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71713280000000168001861311495304107666015625,
            "lon": 35.999358000000000856744009070098400115966796875
        },
        "time_window": {
            "start_ts": "2026-06-04T20:07:28+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-05T00:45:03.812196+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 352003272,
        "imo": 9956939,
        "name": "TRANS FJORD",
        "flag": "Panama"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 5.29999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 14.199999999999999289457264239899814128875732421875,
    "duration_minutes": 32.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 1966,
    "speed_a_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_a_std": 0.5100000000000000088817841970012523233890533447265625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:05:17+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 5m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b114m"
            },
            "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 (JASPER and TRANS FJORD) maintained close proximity (min 0m, avg 5m) for 33 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.71712600000000037425706977955996990203857421875,
            "lon": 35.99936679999999711299096816219389438629150390625
        },
        "time_window": {
            "start_ts": "2026-06-04T20:05:17+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T20:45:06.341028+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 273250830,
        "imo": 9312884,
        "name": "KEMEROVO",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "min_distance_m": 0.5,
    "avg_distance_m": 9.9000000000000003552713678800500929355621337890625,
    "distance_consistency_m": 16.10000000000000142108547152020037174224853515625,
    "duration_minutes": 34.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2092,
    "speed_a_avg": 0,
    "speed_a_std": 0,
    "speed_b_avg": 0.2300000000000000099920072216264088638126850128173828125,
    "speed_b_std": 0.59999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0,
            "max_sog": 0
        },
        "vessel_b": {
            "avg_sog": 0.2300000000000000099920072216264088638126850128173828125,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        }
    },
    "time_window": {
        "start": "2026-06-04T20:07:36+00:00",
        "end": "2026-06-04T20:42:28+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 0m, avg 10m"
            },
            "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 \u00b116m"
            },
            "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 (KEMEROVO and JASPER) maintained close proximity (min 0m, avg 10m) for 35 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.2 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 613414707,
        "imo": 9291262,
        "name": "SILVAR",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 1.6999999999999999555910790149937383830547332763671875,
    "distance_consistency_m": 0.90000000000000002220446049250313080847263336181640625,
    "duration_minutes": 32.89999999999999857891452847979962825775146484375,
    "overlap_duration_s": 1974,
    "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": "2026-06-04T20:07:57+00:00",
        "end": "2026-06-04T20:40:51+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 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 (SILVAR and JASPER) maintained close proximity (min 0m, avg 2m) 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",
        "centroid": {
            "lat": 31.717123900000000702448232914321124553680419921875,
            "lon": 35.99936939999999907513483776710927486419677734375
        },
        "time_window": {
            "start_ts": "2026-06-04T20:05:17+00:00",
            "end_ts": "2026-06-04T20:40:51+00:00"
        },
        "searched_at": "2026-06-04T21:15:01.365326+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 677024300,
        "imo": 9208473,
        "name": "ANGEL K",
        "flag": "TANZANIA"
    },
    "min_distance_m": 0.5,
    "avg_distance_m": 5.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 13.300000000000000710542735760100185871124267578125,
    "duration_minutes": 32.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 1966,
    "speed_a_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_a_std": 0.5100000000000000088817841970012523233890533447265625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:05:17+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 6m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b113m"
            },
            "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 (JASPER and ANGEL K) maintained close proximity (min 0m, avg 6m) for 33 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.7171258999999992056473274715244770050048828125,
            "lon": 35.99936480000000216250555240549147129058837890625
        },
        "time_window": {
            "start_ts": "2026-06-04T20:05:17+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T22:00:11.686873+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 273259730,
        "imo": 9610793,
        "name": "GEORGY MASLOV",
        "flag": "RUSSIA"
    },
    "vessel_b": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 0.8000000000000000444089209850062616169452667236328125,
    "distance_consistency_m": 0.59999999999999997779553950749686919152736663818359375,
    "duration_minutes": 31.300000000000000710542735760100185871124267578125,
    "overlap_duration_s": 1876,
    "speed_a_avg": 0.1499999999999999944488848768742172978818416595458984375,
    "speed_a_std": 0.36999999999999999555910790149937383830547332763671875,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1499999999999999944488848768742172978818416595458984375,
            "max_sog": 0.90000000000000002220446049250313080847263336181640625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:09:43+00:00",
        "end": "2026-06-04T20:40:59+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 72,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 1m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 31 minutes"
            },
            "speed_stability": {
                "score": 17,
                "max": 20,
                "detail": "both nearly stationary; stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b11m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Eastern Mediterranean Surveillance Zone"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (GEORGY MASLOV and JASPER) maintained close proximity (min 0m, avg 1m) for 31 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 273278750,
        "imo": 9322968,
        "name": "HYPERION",
        "flag": "Russia"
    },
    "min_distance_m": 0.299999999999999988897769753748434595763683319091796875,
    "avg_distance_m": 15.9000000000000003552713678800500929355621337890625,
    "distance_consistency_m": 33.10000000000000142108547152020037174224853515625,
    "duration_minutes": 32.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 1966,
    "speed_a_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_a_std": 0.5100000000000000088817841970012523233890533447265625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:05:17+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 66,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 16m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b133m"
            },
            "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 (JASPER and HYPERION) maintained close proximity (min 0m, avg 16m) for 33 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717146799999998307839632616378366947174072265625,
            "lon": 35.99941179999999718575054430402815341949462890625
        },
        "time_window": {
            "start_ts": "2026-06-04T20:05:17+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T23:15:07.008877+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 538008327,
        "imo": 9389966,
        "name": "ALEXIA",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 0.200000000000000011102230246251565404236316680908203125,
    "avg_distance_m": 5.4000000000000003552713678800500929355621337890625,
    "distance_consistency_m": 14.199999999999999289457264239899814128875732421875,
    "duration_minutes": 32.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 1966,
    "speed_a_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_a_std": 0.5100000000000000088817841970012523233890533447265625,
    "speed_b_avg": 0,
    "speed_b_std": 0,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0,
            "max_sog": 0
        }
    },
    "time_window": {
        "start": "2026-06-04T20:05:17+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 5m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b114m"
            },
            "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 (JASPER and ALEXIA) maintained close proximity (min 0m, avg 5m) for 33 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.0 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 31.717122799999998505882103927433490753173828125,
            "lon": 35.99936790000000286227077594958245754241943359375
        },
        "time_window": {
            "start_ts": "2026-06-04T20:05:17+00:00",
            "end_ts": "2026-06-04T20:38:03+00:00"
        },
        "searched_at": "2026-06-04T23:30:12.616910+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "vessel_a": {
        "mmsi": 613472020,
        "imo": 9299886,
        "name": "JASPER",
        "flag": "CAMEROON"
    },
    "vessel_b": {
        "mmsi": 636023572,
        "imo": 9629926,
        "name": "GRACE ROMAVICTOR",
        "flag": "LIBERIA"
    },
    "min_distance_m": 0,
    "avg_distance_m": 5.79999999999999982236431605997495353221893310546875,
    "distance_consistency_m": 13,
    "duration_minutes": 32.7999999999999971578290569595992565155029296875,
    "overlap_duration_s": 1966,
    "speed_a_avg": 0.1600000000000000033306690738754696212708950042724609375,
    "speed_a_std": 0.5100000000000000088817841970012523233890533447265625,
    "speed_b_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_b_std": 0.289999999999999980015985556747182272374629974365234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1600000000000000033306690738754696212708950042724609375,
            "max_sog": 1.600000000000000088817841970012523233890533447265625
        },
        "vessel_b": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 0.59999999999999997779553950749686919152736663818359375
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    },
    "time_window": {
        "start": "2026-06-04T20:05:17+00:00",
        "end": "2026-06-04T20:38:03+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "discovered_138",
    "zone_name": "Eastern Mediterranean Surveillance Zone",
    "score": {
        "value": 69,
        "components": {
            "distance_tightness": {
                "score": 25,
                "max": 25,
                "detail": "Min distance 0m, avg 6m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 33 minutes"
            },
            "speed_stability": {
                "score": 14,
                "max": 20,
                "detail": "both nearly stationary; somewhat variable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b113m"
            },
            "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 (JASPER and GRACE ROMAVICTOR) maintained close proximity (min 0m, avg 6m) for 33 minutes. Both vessels were slow-moving (avg speeds 0.2 and 0.2 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Eastern Mediterranean Surveillance Zone, a known STS activity area."
    }
}

{
    "zone_id": "discovered_020",
    "zone_name": "Eastern Mediterranean Monitoring Zone",
    "dwell_minutes": 120,
    "points_in_zone": 9,
    "first_point": {
        "ts": "2026-06-04T18:00:10+00:00",
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    "last_point": {
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        "lon": 32.2742700000000013460521586239337921142578125
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}

{
    "zone_id": "discovered_020",
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    "dwell_minutes": 171,
    "points_in_zone": 15,
    "first_point": {
        "ts": "2026-06-04T17:09:10+00:00",
        "lat": 31.631319999999998771045284229330718517303466796875,
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    "last_point": {
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        "lat": 31.632020000000000692352841724641621112823486328125,
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{
    "radius_m": 60.10000000000000142108547152020037174224853515625,
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{
    "zone_id": "discovered_020",
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{
    "radius_m": 67.2999999999999971578290569595992565155029296875,
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{
    "zone_id": "discovered_020",
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{
    "radius_m": 89.2000000000000028421709430404007434844970703125,
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{
    "zone_id": "discovered_020",
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    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-06-04T14:06:10+00:00",
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{
    "radius_m": 102.5,
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{
    "zone_id": "discovered_020",
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{
    "radius_m": 106.2999999999999971578290569595992565155029296875,
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