Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.116491E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T21:28:25+0800
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    1 Object 1

    AOE ID 52282
    NORAD ID 52282
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 54175
    NORAD ID 54175
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3783 STARLINK-5256
    Time of Closest Approach 2026-10-21T18:30:35+0000
    Collision Probability (Pc) 1.116491E-6
    Conjunction Distance (km) 2.799 km
    Relative Speed (km/s) 9.221 km/s
    Conjunction Risk Parameters R (Radial): -2.366 | I (In-track): -1.189 | C (Cross-track): -0.903
    Collision Risk Index (CRI) 0.36
    X Position (km) 5119.215 5117.622
    Position Y (km) 609.586 607.892
    Position Z (km) -4508.255 -4506.697
    Velocity X (km/s) -3.729 2.296
    Velocity Y (km/s) 5.673 6.39
    Velocity Z (km/s) -3.471 3.472

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3783 STARLINK-5256
    Semimajor Axis (a) 6843.376 km 6840.868 km
    Eccentricity (e) 0.000122 0.000153
    Inclination (i) 53.1593° 53.1635°
    RAAN 149.9793° 49.8184°
    Perigee Argument 82.4217° 88.5412°
    Mean Anomaly (M) 277.6924° 271.5766°
    Apogee 466.073 km 463.780 km
    Perigee 464.405 km 461.682 km
    Orbit Epoch 2026-10-20T21:09:16+0000 2026-10-21T07:48:27+0000

    STARLINK-3783 & STARLINK-5256 Collision Probability (Pc) Trend

    STARLINK-3783 & STARLINK-5256 Collision Probability (Pc) TrendNot Available

    STARLINK-3783 & STARLINK-5256 Miss Distance (Miss Distance) Trend

    STARLINK-3783 & STARLINK-5256 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3783Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5256Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3783Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5256Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3783

    No nearby objects data