SPECIALITY

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{
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{
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{
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{
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{
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{
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{
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        "flag": "Cameroon"
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        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
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    },
    "time_window": {
        "start": "2026-07-12T03:23:27+00:00",
        "end": "2026-07-12T03:59:26+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 55,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 436m, avg 438m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 36 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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Low-confidence STS candidate - may warrant review. Two tankers (GOGLAND and SPECIALITY) maintained close proximity (min 436m, avg 438m) for 36 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    },
    "sar": {
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            "end_ts": "2026-07-12T03:59:26+00:00"
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        "searched_at": "2026-07-12T09:30:11.404522+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
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        "end": "2026-07-12T03:59:26+00:00"
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    "points_count": {
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    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 436m, avg 438m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 72 minutes"
            },
            "speed_stability": {
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                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
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                "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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (GOGLAND and SPECIALITY) maintained close proximity (min 436m, avg 438m) for 72 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
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            "end_ts": "2026-07-12T03:59:26+00:00"
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        "searched_at": "2026-07-12T09:15:01.829555+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
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        "flag": "Cameroon"
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        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
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        "start": "2026-07-12T01:41:28+00:00",
        "end": "2026-07-12T03:59:26+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
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    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 429m, avg 438m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 138 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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (GOGLAND and SPECIALITY) maintained close proximity (min 429m, avg 438m) for 138 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
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    "avg_distance_m": 434.69999999999998863131622783839702606201171875,
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    "speed_summary": {
        "vessel_a": {
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    "time_window": {
        "start": "2026-07-12T00:45:03+00:00",
        "end": "2026-07-12T01:51:33+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
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    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 419m, avg 435m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 66 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable 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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SPECIALITY and GOGLAND) maintained close proximity (min 419m, avg 435m) for 66 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
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{
    "zone_id": "osint_bosphorus",
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    "radius_m": 27.89999999999999857891452847979962825775146484375,
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{
    "zone_id": "osint_bosphorus",
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{
    "vessel_a": {
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    "time_window": {
        "start": "2026-07-08T11:23:06+00:00",
        "end": "2026-07-08T11:59:20+00:00"
    },
    "points_count": {
        "vessel_a": 4,
        "vessel_b": 4
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    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 15,
                "max": 25,
                "detail": "Min distance 234m, avg 248m"
            },
            "duration": {
                "score": 5,
                "max": 25,
                "detail": "Duration 36 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable 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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SPECIALITY and SAVIR TIGER) maintained close proximity (min 234m, avg 248m) for 36 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
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    "points_in_zone": 6,
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{
    "zone_id": "osint_bosphorus",
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    "first_point": {
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    "radius_m": 12.300000000000000710542735760100185871124267578125,
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{
    "vessel_a": {
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    "speed_summary": {
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    },
    "time_window": {
        "start": "2026-07-08T09:41:38+00:00",
        "end": "2026-07-08T11:56:42+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
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    "zone_id": "osint_bosphorus",
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    "score": {
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        "components": {
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                "score": 15,
                "max": 25,
                "detail": "Min distance 240m, avg 282m"
            },
            "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": 12,
                "max": 15,
                "detail": "Distance variance \u00b131m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 240m, avg 282m) for 135 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
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    "first_point": {
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{
    "zone_id": "osint_bosphorus",
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{
    "zone_id": "osint_bosphorus",
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    "first_point": {
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{
    "vessel_a": {
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        "name": "SPECIALITY",
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    },
    "vessel_b": {
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        "imo": 9388730,
        "name": "SAVIR TIGER",
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    "time_window": {
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        "end": "2026-07-07T21:44:10+00:00"
    },
    "points_count": {
        "vessel_a": 5,
        "vessel_b": 5
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    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 77,
        "components": {
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                "score": 10,
                "max": 25,
                "detail": "Min distance 366m, avg 438m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 242 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b142m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SPECIALITY and SAVIR TIGER) maintained close proximity (min 366m, avg 438m) for 242 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
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            "end_ts": "2026-07-07T21:44:10+00:00"
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        "searched_at": "2026-07-07T22:45:02.090787+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

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{
    "vessel_a": {
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    "speed_b_avg": 0.070000000000000006661338147750939242541790008544921875,
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    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.01000000000000000020816681711721685132943093776702880859375,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.070000000000000006661338147750939242541790008544921875,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-07-07T16:23:39+00:00",
        "end": "2026-07-07T18:08:39+00:00"
    },
    "points_count": {
        "vessel_a": 9,
        "vessel_b": 9
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 70,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 431m, avg 449m"
            },
            "duration": {
                "score": 20,
                "max": 25,
                "detail": "Duration 105 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable 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: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 431m, avg 449m) for 105 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 341.3999999999999772626324556767940521240234375,
    "points_in_zone": 19,
    "first_point": {
        "ts": "2026-07-07T16:02:44+00:00",
        "lat": 40.96330830000000133850335259921848773956298828125,
        "lon": 28.768253300000001360103851766325533390045166015625
    },
    "last_point": {
        "ts": "2026-07-07T21:44:10+00:00",
        "lat": 40.96339669999999699712134315632283687591552734375,
        "lon": 28.768256699999998460270944633521139621734619140625
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}

{
    "radius_m": 14.9000000000000003552713678800500929355621337890625,
    "duration_minutes": 341.3999999999999772626324556767940521240234375,
    "points": 19,
    "centroid": {
        "lat": 40.96339955789473918912335648201406002044677734375,
        "lon": 28.76821965263157920844605541788041591644287109375
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 431.30000000000001136868377216160297393798828125,
    "avg_distance_m": 452.5,
    "distance_consistency_m": 12.4000000000000003552713678800500929355621337890625,
    "duration_minutes": 129,
    "overlap_duration_s": 7742,
    "speed_a_avg": 0.0200000000000000004163336342344337026588618755340576171875,
    "speed_a_std": 0.040000000000000000832667268468867405317723751068115234375,
    "speed_b_avg": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_b_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.0200000000000000004163336342344337026588618755340576171875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
        },
        "vessel_b": {
            "avg_sog": 0.0899999999999999966693309261245303787291049957275390625,
            "max_sog": 0.200000000000000011102230246251565404236316680908203125
        }
    },
    "time_window": {
        "start": "2026-07-07T15:59:37+00:00",
        "end": "2026-07-07T18:08:39+00:00"
    },
    "points_count": {
        "vessel_a": 13,
        "vessel_b": 13
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 75,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 431m, avg 452m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 129 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b112m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 431m, avg 452m) for 129 minutes. Both vessels were slow-moving (avg speeds 0.0 and 0.1 knots). The stable separation distance suggests deliberate parallel positioning typical of cargo transfer. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 386.80000000000001136868377216160297393798828125,
    "points_in_zone": 25,
    "first_point": {
        "ts": "2026-07-07T15:17:24+00:00",
        "lat": 40.96320829999999801884769112803041934967041015625,
        "lon": 28.768280000000000740101313567720353603363037109375
    },
    "last_point": {
        "ts": "2026-07-07T21:44:10+00:00",
        "lat": 40.96339669999999699712134315632283687591552734375,
        "lon": 28.768256699999998460270944633521139621734619140625
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}

{
    "radius_m": 18.89999999999999857891452847979962825775146484375,
    "duration_minutes": 386.80000000000001136868377216160297393798828125,
    "points": 25,
    "centroid": {
        "lat": 40.96337392800000287707007373683154582977294921875,
        "lon": 28.768227932000005608870196738280355930328369140625
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    "bbox": {
        "min_lat": 40.96320829999999801884769112803041934967041015625,
        "min_lon": 28.7681366999999994504833011887967586517333984375,
        "max_lat": 40.96353330000000170230123330838978290557861328125,
        "max_lon": 28.768315000000001191438059322535991668701171875
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    "zone_id": "osint_bosphorus"
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 232.599999999999994315658113919198513031005859375,
    "points_in_zone": 29,
    "first_point": {
        "ts": "2026-07-07T14:13:58+00:00",
        "lat": 40.9632567000000022972017177380621433258056640625,
        "lon": 28.768180000000000973159330897033214569091796875
    },
    "last_point": {
        "ts": "2026-07-07T18:06:35+00:00",
        "lat": 40.9633783000000022411768441088497638702392578125,
        "lon": 28.768216699999999974579623085446655750274658203125
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}

{
    "radius_m": 24.89999999999999857891452847979962825775146484375,
    "duration_minutes": 232.599999999999994315658113919198513031005859375,
    "points": 29,
    "centroid": {
        "lat": 40.96334671724137166393120423890650272369384765625,
        "lon": 28.768233268965527571481288759969174861907958984375
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        "min_lat": 40.96312830000000104746504803188145160675048828125,
        "min_lon": 28.7681366999999994504833011887967586517333984375,
        "max_lat": 40.96353330000000170230123330838978290557861328125,
        "max_lon": 28.768338299999999918554749456234276294708251953125
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 630001252,
        "name": "ADIL IBRAHIMLI",
        "flag": "GUINEA BISSAU"
    },
    "min_distance_m": 470.3999999999999772626324556767940521240234375,
    "avg_distance_m": 483.5,
    "distance_consistency_m": 12,
    "duration_minutes": 63.39999999999999857891452847979962825775146484375,
    "overlap_duration_s": 3806,
    "speed_a_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_a_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.08000000000000000166533453693773481063544750213623046875,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        }
    },
    "time_window": {
        "start": "2026-07-07T14:13:58+00:00",
        "end": "2026-07-07T15:17:24+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 470m, avg 484m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 63 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b112m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SPECIALITY and ADIL IBRAHIMLI) maintained close proximity (min 470m, avg 484m) for 63 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "vessel_a": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 630001252,
        "name": "ADIL IBRAHIMLI",
        "flag": "GUINEA BISSAU"
    },
    "min_distance_m": 470.3999999999999772626324556767940521240234375,
    "avg_distance_m": 484.1000000000000227373675443232059478759765625,
    "distance_consistency_m": 11.0999999999999996447286321199499070644378662109375,
    "duration_minutes": 84.599999999999994315658113919198513031005859375,
    "overlap_duration_s": 5076,
    "speed_a_avg": 0.2099999999999999922284388276239042170345783233642578125,
    "speed_a_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_b_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.2099999999999999922284388276239042170345783233642578125,
            "max_sog": 0.40000000000000002220446049250313080847263336181640625
        },
        "vessel_b": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        }
    },
    "time_window": {
        "start": "2026-07-07T13:52:48+00:00",
        "end": "2026-07-07T15:17:24+00:00"
    },
    "points_count": {
        "vessel_a": 7,
        "vessel_b": 7
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 65,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 470m, avg 484m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 85 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 15,
                "max": 15,
                "detail": "Distance variance \u00b111m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SPECIALITY and ADIL IBRAHIMLI) maintained close proximity (min 470m, avg 484m) for 85 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 287,
    "points_in_zone": 32,
    "first_point": {
        "ts": "2026-07-07T13:19:34+00:00",
        "lat": 40.96313330000000263453330262564122676849365234375,
        "lon": 28.768274999999999153033058973960578441619873046875
    },
    "last_point": {
        "ts": "2026-07-07T18:06:35+00:00",
        "lat": 40.9633783000000022411768441088497638702392578125,
        "lon": 28.768216699999999974579623085446655750274658203125
    }
}

{
    "radius_m": 25.199999999999999289457264239899814128875732421875,
    "duration_minutes": 287,
    "points": 32,
    "centroid": {
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        "lon": 28.768236503125013570070223067887127399444580078125
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    "bbox": {
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "vessel_b": {
        "mmsi": 630001252,
        "name": "ADIL IBRAHIMLI",
        "flag": "GUINEA BISSAU"
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    "min_distance_m": 419.3999999999999772626324556767940521240234375,
    "avg_distance_m": 450.30000000000001136868377216160297393798828125,
    "distance_consistency_m": 33.7999999999999971578290569595992565155029296875,
    "duration_minutes": 48.39999999999999857891452847979962825775146484375,
    "overlap_duration_s": 2902,
    "speed_a_avg": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_a_std": 0.11999999999999999555910790149937383830547332763671875,
    "speed_b_avg": 0.0299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.059999999999999997779553950749686919152736663818359375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1700000000000000122124532708767219446599483489990234375,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.0299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.1000000000000000055511151231257827021181583404541015625
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    },
    "time_window": {
        "start": "2026-07-07T12:31:12+00:00",
        "end": "2026-07-07T13:19:34+00:00"
    },
    "points_count": {
        "vessel_a": 3,
        "vessel_b": 3
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 57,
        "components": {
            "distance_tightness": {
                "score": 5,
                "max": 25,
                "detail": "Min distance 419m, avg 450m"
            },
            "duration": {
                "score": 10,
                "max": 25,
                "detail": "Duration 48 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 12,
                "max": 15,
                "detail": "Distance variance \u00b134m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Low-confidence STS candidate - may warrant review. Two tankers (SPECIALITY and ADIL IBRAHIMLI) maintained close proximity (min 419m, avg 450m) for 48 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 Bosphorus\/Dardanelles Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
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            "lon": 28.767540600000000239333530771546065807342529296875
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        "time_window": {
            "start_ts": "2026-07-07T12:31:12+00:00",
            "end_ts": "2026-07-07T13:19:34+00:00"
        },
        "searched_at": "2026-07-07T14:30:14.123272+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
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    "points_in_zone": 34,
    "first_point": {
        "ts": "2026-07-07T12:31:12+00:00",
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        "lat": 40.9633783000000022411768441088497638702392578125,
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{
    "radius_m": 24,
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    "points": 34,
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}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
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        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
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    "speed_a_avg": 0.13000000000000000444089209850062616169452667236328125,
    "speed_a_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 0.299999999999999988897769753748434595763683319091796875,
    "speed_b_std": 0.2099999999999999922284388276239042170345783233642578125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.13000000000000000444089209850062616169452667236328125,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.299999999999999988897769753748434595763683319091796875,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-07-07T11:08:32+00:00",
        "end": "2026-07-07T12:23:36+00:00"
    },
    "points_count": {
        "vessel_a": 6,
        "vessel_b": 6
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 70,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 275m"
            },
            "duration": {
                "score": 15,
                "max": 25,
                "detail": "Duration 75 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 5,
                "max": 15,
                "detail": "Distance variance \u00b1107m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "Moderate-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 275m) for 75 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.3 knots). Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 395.80000000000001136868377216160297393798828125,
    "points_in_zone": 37,
    "first_point": {
        "ts": "2026-07-07T11:30:47+00:00",
        "lat": 40.96319330000000036307028494775295257568359375,
        "lon": 28.7688950000000005502442945726215839385986328125
    },
    "last_point": {
        "ts": "2026-07-07T18:06:35+00:00",
        "lat": 40.9633783000000022411768441088497638702392578125,
        "lon": 28.768216699999999974579623085446655750274658203125
    }
}

{
    "radius_m": 57.7000000000000028421709430404007434844970703125,
    "duration_minutes": 395.80000000000001136868377216160297393798828125,
    "points": 37,
    "centroid": {
        "lat": 40.96330814594595182143166312016546726226806640625,
        "lon": 28.768287024324333600588943227194249629974365234375
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    "bbox": {
        "min_lat": 40.96307829999999938763721729628741741180419921875,
        "min_lon": 28.7681366999999994504833011887967586517333984375,
        "max_lat": 40.96353330000000170230123330838978290557861328125,
        "max_lon": 28.7689017000000006873960955999791622161865234375
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 195.5,
    "avg_distance_m": 269.19999999999998863131622783839702606201171875,
    "distance_consistency_m": 91,
    "duration_minutes": 123,
    "overlap_duration_s": 7377,
    "speed_a_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_b_avg": 0.25,
    "speed_b_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.25,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-07-07T10:20:39+00:00",
        "end": "2026-07-07T12:23:36+00:00"
    },
    "points_count": {
        "vessel_a": 8,
        "vessel_b": 8
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 269m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 123 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b191m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 269m) for 123 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). Moderate distance variation observed during the encounter. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 40.9621599000000031765011954121291637420654296875,
            "lon": 28.768726799999999599322109133936464786529541015625
        },
        "time_window": {
            "start_ts": "2026-07-07T10:20:39+00:00",
            "end_ts": "2026-07-07T12:23:36+00:00"
        },
        "searched_at": "2026-07-07T16:45:01.884916+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 389.80000000000001136868377216160297393798828125,
    "points_in_zone": 35,
    "first_point": {
        "ts": "2026-07-07T10:57:31+00:00",
        "lat": 40.96356329999999701385604566894471645355224609375,
        "lon": 28.768678300000001257785697816871106624603271484375
    },
    "last_point": {
        "ts": "2026-07-07T17:27:18+00:00",
        "lat": 40.963376699999997754275682382285594940185546875,
        "lon": 28.7681366999999994504833011887967586517333984375
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}

{
    "radius_m": 54.7999999999999971578290569595992565155029296875,
    "duration_minutes": 389.80000000000001136868377216160297393798828125,
    "points": 35,
    "centroid": {
        "lat": 40.963319422857153995209955610334873199462890625,
        "lon": 28.768333660000013907165339333005249500274658203125
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    "bbox": {
        "min_lat": 40.96307829999999938763721729628741741180419921875,
        "min_lon": 28.7681366999999994504833011887967586517333984375,
        "max_lat": 40.9636066999999997051418176852166652679443359375,
        "max_lon": 28.7689017000000006873960955999791622161865234375
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 195.5,
    "avg_distance_m": 260,
    "distance_consistency_m": 82.5,
    "duration_minutes": 174,
    "overlap_duration_s": 10440,
    "speed_a_avg": 0.11000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_b_avg": 0.2099999999999999922284388276239042170345783233642578125,
    "speed_b_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.11000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.2099999999999999922284388276239042170345783233642578125,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-07-07T09:29:36+00:00",
        "end": "2026-07-07T12:23:36+00:00"
    },
    "points_count": {
        "vessel_a": 10,
        "vessel_b": 10
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 260m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 174 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b182m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 260m) for 174 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). Moderate distance variation observed during the encounter. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 40.96225249999999817873685969971120357513427734375,
            "lon": 28.76868929999999835445123608224093914031982421875
        },
        "time_window": {
            "start_ts": "2026-07-07T09:29:36+00:00",
            "end_ts": "2026-07-07T12:23:36+00:00"
        },
        "searched_at": "2026-07-07T15:15:09.749819+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 392.80000000000001136868377216160297393798828125,
    "points_in_zone": 28,
    "first_point": {
        "ts": "2026-07-07T09:45:02+00:00",
        "lat": 40.9636167000000028792783268727362155914306640625,
        "lon": 28.7685800000000000409272615797817707061767578125
    },
    "last_point": {
        "ts": "2026-07-07T16:17:48+00:00",
        "lat": 40.96331330000000292557160719297826290130615234375,
        "lon": 28.768288299999998258726918720640242099761962890625
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}

{
    "radius_m": 48.7999999999999971578290569595992565155029296875,
    "duration_minutes": 392.80000000000001136868377216160297393798828125,
    "points": 28,
    "centroid": {
        "lat": 40.96331196071428593086238834075629711151123046875,
        "lon": 28.76841070357142626789936912246048450469970703125
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    "bbox": {
        "min_lat": 40.96307829999999938763721729628741741180419921875,
        "min_lon": 28.768139999999998934754330548457801342010498046875,
        "max_lat": 40.9636167000000028792783268727362155914306640625,
        "max_lon": 28.7689017000000006873960955999791622161865234375
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 195.5,
    "avg_distance_m": 273.80000000000001136868377216160297393798828125,
    "distance_consistency_m": 82.099999999999994315658113919198513031005859375,
    "duration_minutes": 252,
    "overlap_duration_s": 15122,
    "speed_a_avg": 0.1000000000000000055511151231257827021181583404541015625,
    "speed_a_std": 0.0899999999999999966693309261245303787291049957275390625,
    "speed_b_avg": 0.179999999999999993338661852249060757458209991455078125,
    "speed_b_std": 0.200000000000000011102230246251565404236316680908203125,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.1000000000000000055511151231257827021181583404541015625,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.179999999999999993338661852249060757458209991455078125,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-07-07T08:11:34+00:00",
        "end": "2026-07-07T12:23:36+00:00"
    },
    "points_count": {
        "vessel_a": 12,
        "vessel_b": 12
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 274m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 252 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b182m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 274m) for 252 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). Moderate distance variation observed during the encounter. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 385.30000000000001136868377216160297393798828125,
    "points_in_zone": 21,
    "first_point": {
        "ts": "2026-07-07T08:17:21+00:00",
        "lat": 40.9636167000000028792783268727362155914306640625,
        "lon": 28.76834170000000057143552112393081188201904296875
    },
    "last_point": {
        "ts": "2026-07-07T14:42:37+00:00",
        "lat": 40.96312830000000104746504803188145160675048828125,
        "lon": 28.768298300000001432863427908159792423248291015625
    }
}

{
    "radius_m": 47,
    "duration_minutes": 385.30000000000001136868377216160297393798828125,
    "points": 21,
    "centroid": {
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        "lon": 28.768488414285716459062314243055880069732666015625
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    "bbox": {
        "min_lat": 40.96307829999999938763721729628741741180419921875,
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        "max_lat": 40.9636550000000028148861019872128963470458984375,
        "max_lon": 28.7689017000000006873960955999791622161865234375
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
        "name": "SPECIALITY",
        "flag": "MARSHALL ISLANDS"
    },
    "min_distance_m": 195.5,
    "avg_distance_m": 281.69999999999998863131622783839702606201171875,
    "distance_consistency_m": 72.2000000000000028421709430404007434844970703125,
    "duration_minutes": 312,
    "overlap_duration_s": 18719,
    "speed_a_avg": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_a_std": 0.08000000000000000166533453693773481063544750213623046875,
    "speed_b_avg": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_b_std": 0.1700000000000000122124532708767219446599483489990234375,
    "speed_summary": {
        "vessel_a": {
            "avg_sog": 0.08000000000000000166533453693773481063544750213623046875,
            "max_sog": 0.299999999999999988897769753748434595763683319091796875
        },
        "vessel_b": {
            "avg_sog": 0.1700000000000000122124532708767219446599483489990234375,
            "max_sog": 0.5
        }
    },
    "time_window": {
        "start": "2026-07-07T07:11:37+00:00",
        "end": "2026-07-07T12:23:36+00:00"
    },
    "points_count": {
        "vessel_a": 16,
        "vessel_b": 16
    },
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "score": {
        "value": 83,
        "components": {
            "distance_tightness": {
                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 282m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 312 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
            "distance_consistency": {
                "score": 8,
                "max": 15,
                "detail": "Distance variance \u00b172m"
            },
            "isolation": {
                "score": 5,
                "max": 10,
                "detail": "Isolation data not available"
            },
            "context": {
                "score": 5,
                "max": 5,
                "detail": "In monitored zone: Bosphorus\/Dardanelles Approach"
            }
        },
        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 282m) for 312 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). Moderate distance variation observed during the encounter. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
    },
    "sar": {
        "status": "not_found",
        "centroid": {
            "lat": 40.96219760000000320587787427939474582672119140625,
            "lon": 28.76833909999999860929165151901543140411376953125
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        "time_window": {
            "start_ts": "2026-07-07T07:11:37+00:00",
            "end_ts": "2026-07-07T12:23:36+00:00"
        },
        "searched_at": "2026-07-07T14:00:02.019954+00:00",
        "notes": "No Sentinel-1 scenes covering AOI and time window"
    }
}

{
    "zone_id": "osint_bosphorus",
    "zone_name": "Bosphorus\/Dardanelles Approach",
    "dwell_minutes": 389.8999999999999772626324556767940521240234375,
    "points_in_zone": 20,
    "first_point": {
        "ts": "2026-07-07T07:47:08+00:00",
        "lat": 40.963466699999997899794834665954113006591796875,
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    "last_point": {
        "ts": "2026-07-07T14:16:59+00:00",
        "lat": 40.96336000000000154841472976841032505035400390625,
        "lon": 28.768338299999999918554749456234276294708251953125
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}

{
    "radius_m": 48.2999999999999971578290569595992565155029296875,
    "duration_minutes": 389.8999999999999772626324556767940521240234375,
    "points": 20,
    "centroid": {
        "lat": 40.96338992499999420715539599768817424774169921875,
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    "zone_id": "osint_bosphorus"
}

{
    "vessel_a": {
        "mmsi": 525121076,
        "imo": 9388730,
        "name": "SAVIR TIGER",
        "flag": "INDONESIA"
    },
    "vessel_b": {
        "mmsi": 538012606,
        "imo": 9285184,
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        "start": "2026-07-07T06:53:34+00:00",
        "end": "2026-07-07T12:23:36+00:00"
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        "vessel_a": 19,
        "vessel_b": 19
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    "zone_id": "osint_bosphorus",
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    "score": {
        "value": 83,
        "components": {
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                "score": 20,
                "max": 25,
                "detail": "Min distance 196m, avg 290m"
            },
            "duration": {
                "score": 25,
                "max": 25,
                "detail": "Duration 330 minutes"
            },
            "speed_stability": {
                "score": 20,
                "max": 20,
                "detail": "both nearly stationary; very stable speeds"
            },
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                "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: Bosphorus\/Dardanelles Approach"
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        "summary": "High-confidence STS candidate. Two tankers (SAVIR TIGER and SPECIALITY) maintained close proximity (min 196m, avg 290m) for 330 minutes. Both vessels were slow-moving (avg speeds 0.1 and 0.2 knots). Moderate distance variation observed during the encounter. Event occurred in Bosphorus\/Dardanelles Approach, a known STS activity area."
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            },
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                "score": 5,
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    "vessel_a": {
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            },
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            },
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            },
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