Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.614247E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T09:25:30+0800
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    1 Object 1

    AOE ID 47423
    NORAD ID 47423
    Object Type UNKNOWN
    Country
    TBD TBD
    VS

    2 Object 2

    AOE ID 53600
    NORAD ID 53600
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter OBJECT L STARLINK-4677
    Time of Closest Approach 2026-09-05T11:16:07+0000
    Collision Probability (Pc) 1.614247E-6
    Conjunction Distance (km) 2.59 km
    Relative Speed (km/s) 14.245 km/s
    Conjunction Risk Parameters R (Radial): 2.357 | I (In-track): 0.379 | C (Cross-track): 1.005
    Collision Risk Index (CRI) 0.39
    X Position (km) -1559.6 -1560.921
    Position Y (km) 5008.645 5009.764
    Position Z (km) -4390.601 -4392.527
    Velocity X (km/s) 2.63 -6.603
    Velocity Y (km/s) -4.243 1.137
    Velocity Z (km/s) -5.772 3.647

    Orbital Parameters 国际轨道数据源

    Parameter OBJECT L STARLINK-4677
    Semimajor Axis (a) 6838.605 km 6837.880 km
    Eccentricity (e) 0.000912 0.000137
    Inclination (i) 97.2154° 53.1592°
    RAAN 290.5361° 161.9864°
    Perigee Argument 276.3410° 101.0297°
    Mean Anomaly (M) 83.6796° 259.0860°
    Apogee 466.705 km 460.680 km
    Perigee 454.231 km 458.806 km
    Orbit Epoch 2026-09-02T13:28:45+0000 2026-09-02T02:15:52+0000

    OBJECT L & STARLINK-4677 Collision Probability (Pc) Trend

    OBJECT L & STARLINK-4677 Collision Probability (Pc) TrendNot Available

    OBJECT L & STARLINK-4677 Miss Distance (Miss Distance) Trend

    OBJECT L & STARLINK-4677 Miss Distance (Miss Distance) TrendNot Available

    OBJECT LMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4677Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    OBJECT LCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4677Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with OBJECT L

    No nearby objects data