Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.162034E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:49:25+0800
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    1 Object 1

    AOE ID 53221
    NORAD ID 53221
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66981
    NORAD ID 66981
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4377 STARLINK-36142
    Time of Closest Approach 2026-09-05T00:07:15+0000
    Collision Probability (Pc) 2.162034E-6
    Conjunction Distance (km) 2.212 km
    Relative Speed (km/s) 13.907 km/s
    Conjunction Risk Parameters R (Radial): 0.863 | I (In-track): -0.83 | C (Cross-track): 1.86
    Collision Risk Index (CRI) 0.42
    X Position (km) 3628.236 3627.003
    Position Y (km) -4793.941 -4795.162
    Position Z (km) -3308.493 -3309.864
    Velocity X (km/s) 1.312 3.854
    Velocity Y (km/s) -3.56 5.451
    Velocity Z (km/s) 6.607 -3.676

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4377 STARLINK-36142
    Semimajor Axis (a) 6856.763 km 6861.202 km
    Eccentricity (e) 0.000063 0.000181
    Inclination (i) 97.2841° 43.0020°
    RAAN 300.7940° 108.4894°
    Perigee Argument 65.7066° 277.4035°
    Mean Anomaly (M) 1.4506° 82.6611°
    Apogee 479.058 km 484.307 km
    Perigee 478.194 km 481.823 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-01T21:23:12+0000

    STARLINK-4377 & STARLINK-36142 Collision Probability (Pc) Trend

    STARLINK-4377 & STARLINK-36142 Collision Probability (Pc) TrendNot Available

    STARLINK-4377 & STARLINK-36142 Miss Distance (Miss Distance) Trend

    STARLINK-4377 & STARLINK-36142 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4377Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36142Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4377Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36142Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4377

    No nearby objects data