Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.10489E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:25:57+0800
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    1 Object 1

    AOE ID 53600
    NORAD ID 53600
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55212
    NORAD ID 55212
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4677 CZ-6A DEB
    Time of Closest Approach 2026-10-22T00:05:12+0000
    Collision Probability (Pc) 5.10489E-5
    Conjunction Distance (km) 0.8 km
    Relative Speed (km/s) 12.646 km/s
    Conjunction Risk Parameters R (Radial): 0.785 | I (In-track): 0.077 | C (Cross-track): 0.135
    Collision Risk Index (CRI) 0.69
    X Position (km) 3651.598 3651.887
    Position Y (km) 1936.08 1936.338
    Position Z (km) 5441.019 5441.718
    Velocity X (km/s) -2.854 -4.324
    Velocity Y (km/s) 7.061 -4.437
    Velocity Z (km/s) -0.596 4.459

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4677 CZ-6A DEB
    Semimajor Axis (a) 6840.868 km 6835.895 km
    Eccentricity (e) 0.000139 0.001522
    Inclination (i) 53.1612° 98.6323°
    RAAN 297.8718° 36.5582°
    Perigee Argument 88.3451° 190.7976°
    Mean Anomaly (M) 271.7711° 169.2940°
    Apogee 463.682 km 468.159 km
    Perigee 461.780 km 447.357 km
    Orbit Epoch 2026-10-20T00:46:28+0000 2026-10-19T12:28:09+0000

    STARLINK-4677 & CZ-6A DEB Collision Probability (Pc) Trend

    STARLINK-4677 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    STARLINK-4677 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    STARLINK-4677 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4677Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4677Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4677

    No nearby objects data