Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.698652E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:20:51+0800
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    1 Object 1

    AOE ID 53054
    NORAD ID 53054
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 59726
    NORAD ID 59726
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4339 STARLINK-31642
    Time of Closest Approach 2026-09-13T09:53:58+0000
    Collision Probability (Pc) 4.698652E-6
    Conjunction Distance (km) 1.57 km
    Relative Speed (km/s) 10.847 km/s
    Conjunction Risk Parameters R (Radial): -1.27 | I (In-track): 0.648 | C (Cross-track): 0.656
    Collision Risk Index (CRI) 0.48
    X Position (km) -1924.673 -1923.586
    Position Y (km) -3724.64 -3723.642
    Position Z (km) -5424.388 -5423.853
    Velocity X (km/s) 1.303 7.178
    Velocity Y (km/s) 5.962 -2.392
    Velocity Z (km/s) -4.559 -0.904

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4339 STARLINK-31642
    Semimajor Axis (a) 6848.405 km 6848.867 km
    Eccentricity (e) 0.000228 0.000120
    Inclination (i) 97.2841° 53.1611°
    RAAN 69.8263° 359.9933°
    Perigee Argument 103.6793° 87.4610°
    Mean Anomaly (M) 152.6319° 272.6529°
    Apogee 471.831 km 471.551 km
    Perigee 468.705 km 469.909 km
    Orbit Epoch 2026-09-11T00:00:04+0000 2026-09-10T13:25:28+0000

    STARLINK-4339 & STARLINK-31642 Collision Probability (Pc) Trend

    STARLINK-4339 & STARLINK-31642 Collision Probability (Pc) TrendNot Available

    STARLINK-4339 & STARLINK-31642 Miss Distance (Miss Distance) Trend

    STARLINK-4339 & STARLINK-31642 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4339Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31642Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4339Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31642Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4339

    No nearby objects data