Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.894707E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T03:32:47+0800
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    1 Object 1

    AOE ID 55385
    NORAD ID 55385
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63828
    NORAD ID 63828
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5556 STARLINK-33903
    Time of Closest Approach 2026-10-20T16:56:45+0000
    Collision Probability (Pc) 2.894707E-5
    Conjunction Distance (km) 0.904 km
    Relative Speed (km/s) 9.946 km/s
    Conjunction Risk Parameters R (Radial): 0.46 | I (In-track): -0.587 | C (Cross-track): 0.51
    Collision Risk Index (CRI) 0.64
    X Position (km) -5394.588 -5394.498
    Position Y (km) 3828.32 3829.21
    Position Z (km) 1814.426 1814.551
    Velocity X (km/s) -2.269 -4.424
    Velocity Y (km/s) -5.48 -3.951
    Velocity Z (km/s) 4.794 -4.794

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5556 STARLINK-33903
    Semimajor Axis (a) 6861.190 km 6861.108 km
    Eccentricity (e) 0.000101 0.000251
    Inclination (i) 43.0016° 42.9973°
    RAAN 142.6905° 355.5835°
    Perigee Argument 228.8762° 287.8303°
    Mean Anomaly (M) 131.2002° 72.2275°
    Apogee 483.749 km 484.696 km
    Perigee 482.357 km 481.246 km
    Orbit Epoch 2026-10-18T00:30:23+0000 2026-10-18T06:12:07+0000

    STARLINK-5556 & STARLINK-33903 Collision Probability (Pc) Trend

    STARLINK-5556 & STARLINK-33903 Collision Probability (Pc) TrendNot Available

    STARLINK-5556 & STARLINK-33903 Miss Distance (Miss Distance) Trend

    STARLINK-5556 & STARLINK-33903 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5556Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33903Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5556Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33903Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5556

    No nearby objects data