Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.629257E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:52:16+0800
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    1 Object 1

    AOE ID 53819
    NORAD ID 53819
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67659
    NORAD ID 67659
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4738 STARLINK-36642
    Time of Closest Approach 2026-09-11T19:26:40+0000
    Collision Probability (Pc) 1.629257E-6
    Conjunction Distance (km) 2.468 km
    Relative Speed (km/s) 12.547 km/s
    Conjunction Risk Parameters R (Radial): -2.179 | I (In-track): 0.661 | C (Cross-track): 0.95
    Collision Risk Index (CRI) 0.39
    X Position (km) 493.151 493.702
    Position Y (km) -4118.843 -4116.771
    Position Z (km) 5439.331 5438.109
    Velocity X (km/s) 7.605 -2.293
    Velocity Y (km/s) 0.014 5.71
    Velocity Z (km/s) -0.677 4.519

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4738 STARLINK-36642
    Semimajor Axis (a) 6848.866 km 6843.643 km
    Eccentricity (e) 0.000167 0.000139
    Inclination (i) 53.1585° 97.2826°
    RAAN 179.0953° 285.7775°
    Perigee Argument 91.7339° 130.4518°
    Mean Anomaly (M) 268.3854° 229.6846°
    Apogee 471.875 km 466.456 km
    Perigee 469.583 km 464.556 km
    Orbit Epoch 2026-09-11T04:55:54+0000 2026-09-11T01:59:09+0000

    STARLINK-4738 & STARLINK-36642 Collision Probability (Pc) Trend

    STARLINK-4738 & STARLINK-36642 Collision Probability (Pc) TrendNot Available

    STARLINK-4738 & STARLINK-36642 Miss Distance (Miss Distance) Trend

    STARLINK-4738 & STARLINK-36642 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4738Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36642Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4738Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36642Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4738

    No nearby objects data