Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.615153E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T08:30:44+0800
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    1 Object 1

    AOE ID 47555
    NORAD ID 47555
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58258
    NORAD ID 58258
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter STARLINK-1954 ORBASTRO-PC-1
    Time of Closest Approach 2026-09-12T10:42:42+0000
    Collision Probability (Pc) 4.615153E-6
    Conjunction Distance (km) 1.666 km
    Relative Speed (km/s) 13.945 km/s
    Conjunction Risk Parameters R (Radial): 1.504 | I (In-track): -0.301 | C (Cross-track): 0.65
    Collision Risk Index (CRI) 0.48
    X Position (km) 4317.526 4316.535
    Position Y (km) -1927.649 -1926.568
    Position Z (km) 4869.859 4869.07
    Velocity X (km/s) 5.237 -5.518
    Velocity Y (km/s) 4.909 0.916
    Velocity Z (km/s) -2.691 5.237

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-1954 ORBASTRO-PC-1
    Semimajor Axis (a) 6796.454 km 6787.146 km
    Eccentricity (e) 0.000399 0.000586
    Inclination (i) 53.0466° 97.3751°
    RAAN 217.7072° 341.6205°
    Perigee Argument 63.1910° 196.5485°
    Mean Anomaly (M) 296.9506° 163.5578°
    Apogee 421.032 km 412.984 km
    Perigee 415.602 km 405.034 km
    Orbit Epoch 2026-09-10T04:02:12+0000 2026-09-10T12:06:39+0000

    STARLINK-1954 & ORBASTRO-PC-1 Collision Probability (Pc) Trend

    STARLINK-1954 & ORBASTRO-PC-1 Collision Probability (Pc) TrendNot Available

    STARLINK-1954 & ORBASTRO-PC-1 Miss Distance (Miss Distance) Trend

    STARLINK-1954 & ORBASTRO-PC-1 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-1954Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ORBASTRO-PC-1Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-1954Collision Probability Trend

    Object 1 Probability TrendNot Available

    ORBASTRO-PC-1Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-1954

    No nearby objects data