Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.678214E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T11:45:54+0800
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    1 Object 1

    AOE ID 14483
    NORAD ID 14483
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 55342
    NORAD ID 55342
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1508 STARLINK-5657
    Time of Closest Approach 2026-09-05T12:45:21+0000
    Collision Probability (Pc) 1.678214E-5
    Conjunction Distance (km) 1.132 km
    Relative Speed (km/s) 13.758 km/s
    Conjunction Risk Parameters R (Radial): -0.06 | I (In-track): 0.505 | C (Cross-track): 1.011
    Collision Risk Index (CRI) 0.59
    X Position (km) 6819.185 6819.001
    Position Y (km) 717.215 718.267
    Position Z (km) -234.775 -235.148
    Velocity X (km/s) -0.674 -0.411
    Velocity Y (km/s) 0.902 5.566
    Velocity Z (km/s) -7.743 5.197

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1508 STARLINK-5657
    Semimajor Axis (a) 7243.625 km 6861.248 km
    Eccentricity (e) 0.067016 0.000197
    Inclination (i) 82.8885° 43.0047°
    RAAN 187.0904° 19.9395°
    Perigee Argument 226.5561° 276.5802°
    Mean Anomaly (M) 127.7981° 83.4825°
    Apogee 1350.929 km 484.462 km
    Perigee 380.047 km 481.760 km
    Orbit Epoch 2026-09-03T20:37:26+0000 2026-09-03T10:33:04+0000

    COSMOS 1508 & STARLINK-5657 Collision Probability (Pc) Trend

    COSMOS 1508 & STARLINK-5657 Collision Probability (Pc) TrendNot Available

    COSMOS 1508 & STARLINK-5657 Miss Distance (Miss Distance) Trend

    COSMOS 1508 & STARLINK-5657 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1508Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5657Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1508Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5657Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1508

    No nearby objects data