Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.136856E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T19:54:29+0800
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    1 Object 1

    AOE ID 47628
    NORAD ID 47628
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 53471
    NORAD ID 53471
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-1973 STARLINK-4316
    Time of Closest Approach 2026-09-05T19:16:19+0000
    Collision Probability (Pc) 1.136856E-6
    Conjunction Distance (km) 2.722 km
    Relative Speed (km/s) 8.888 km/s
    Conjunction Risk Parameters R (Radial): -2.717 | I (In-track): -0.105 | C (Cross-track): -0.085
    Collision Risk Index (CRI) 0.36
    X Position (km) 4710.442 4708.662
    Position Y (km) -86.479 -86.496
    Position Z (km) 4961.503 4959.446
    Velocity X (km/s) -2.6 -5.473
    Velocity Y (km/s) 6.699 -1.306
    Velocity Z (km/s) 2.579 5.16

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1973 STARLINK-4316
    Semimajor Axis (a) 6848.886 km 6843.676 km
    Eccentricity (e) 0.000107 0.000097
    Inclination (i) 53.1590° 97.2850°
    RAAN 309.5928° 5.6524°
    Perigee Argument 72.9089° 99.4651°
    Mean Anomaly (M) 287.2030° 260.6702°
    Apogee 471.482 km 466.206 km
    Perigee 470.016 km 464.872 km
    Orbit Epoch 2026-09-05T04:53:44+0000 2026-09-04T18:00:36+0000

    STARLINK-1973 & STARLINK-4316 Collision Probability (Pc) Trend

    STARLINK-1973 & STARLINK-4316 Collision Probability (Pc) TrendNot Available

    STARLINK-1973 & STARLINK-4316 Miss Distance (Miss Distance) Trend

    STARLINK-1973 & STARLINK-4316 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1973Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4316Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1973Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4316Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1973

    No nearby objects data