Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.884371E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:47:36+0800
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    1 Object 1

    AOE ID 55474
    NORAD ID 55474
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63863
    NORAD ID 63863
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5689 STARLINK-33954
    Time of Closest Approach 2026-09-06T03:53:14+0000
    Collision Probability (Pc) 4.884371E-4
    Conjunction Distance (km) 0.254 km
    Relative Speed (km/s) 7.852 km/s
    Conjunction Risk Parameters R (Radial): 0.254 | I (In-track): 0.003 | C (Cross-track): 0.003
    Collision Risk Index (CRI) 0.89
    X Position (km) 5856.734 5856.517
    Position Y (km) -11.561 -11.564
    Position Z (km) -3578.144 -3578.012
    Velocity X (km/s) 2.059 -2.033
    Velocity Y (km/s) 6.527 6.536
    Velocity Z (km/s) 3.351 -3.351

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5689 STARLINK-33954
    Semimajor Axis (a) 6861.199 km 6861.154 km
    Eccentricity (e) 0.000135 0.000129
    Inclination (i) 43.0026° 42.9995°
    RAAN 53.7272° 152.4556°
    Perigee Argument 256.6936° 250.6615°
    Mean Anomaly (M) 103.3765° 109.4097°
    Apogee 483.988 km 483.905 km
    Perigee 482.136 km 482.129 km
    Orbit Epoch 2026-09-03T21:10:50+0000 2026-09-03T18:23:39+0000

    STARLINK-5689 & STARLINK-33954 Collision Probability (Pc) Trend

    STARLINK-5689 & STARLINK-33954 Collision Probability (Pc) TrendNot Available

    STARLINK-5689 & STARLINK-33954 Miss Distance (Miss Distance) Trend

    STARLINK-5689 & STARLINK-33954 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5689Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33954Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5689Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33954Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5689

    No nearby objects data