Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.789009E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:48:45+0800
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    1 Object 1

    AOE ID 57817
    NORAD ID 57817
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 57904
    NORAD ID 57904
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30391 STARLINK-30466
    Time of Closest Approach 2026-10-28T13:50:17+0000
    Collision Probability (Pc) 8.789009E-7
    Conjunction Distance (km) 2.934 km
    Relative Speed (km/s) 6.683 km/s
    Conjunction Risk Parameters R (Radial): 2.928 | I (In-track): -0.163 | C (Cross-track): 0.089
    Collision Risk Index (CRI) 0.34
    X Position (km) 3531.197 3532.563
    Position Y (km) -4325.702 -4327.669
    Position Z (km) -3985.752 -3987.446
    Velocity X (km/s) 6.531 4.077
    Velocity Y (km/s) 2.831 5.833
    Velocity Z (km/s) 2.723 -2.721

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30391 STARLINK-30466
    Semimajor Axis (a) 6858.512 km 6861.195 km
    Eccentricity (e) 0.000564 0.000104
    Inclination (i) 42.9941° 42.9997°
    RAAN 6.9386° 90.5575°
    Perigee Argument 10.3648° 255.8835°
    Mean Anomaly (M) 349.7319° 104.1901°
    Apogee 484.244 km 483.773 km
    Perigee 476.506 km 482.343 km
    Orbit Epoch 2026-10-27T05:09:29+0000 2026-10-26T13:43:18+0000

    STARLINK-30391 & STARLINK-30466 Collision Probability (Pc) Trend

    STARLINK-30391 & STARLINK-30466 Collision Probability (Pc) TrendNot Available

    STARLINK-30391 & STARLINK-30466 Miss Distance (Miss Distance) Trend

    STARLINK-30391 & STARLINK-30466 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30466Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30466Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30391

    No nearby objects data