Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.839371E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T20:32:34+0800
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    1 Object 1

    AOE ID 20575
    NORAD ID 20575
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 55921
    NORAD ID 55921
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-5861
    Time of Closest Approach 2026-10-24T17:21:47+0000
    Collision Probability (Pc) 2.839371E-6
    Conjunction Distance (km) 1.984 km
    Relative Speed (km/s) 14.166 km/s
    Conjunction Risk Parameters R (Radial): 1.877 | I (In-track): 0.221 | C (Cross-track): 0.604
    Collision Risk Index (CRI) 0.44
    X Position (km) -2020.308 -2021.46
    Position Y (km) 2916.652 2917.259
    Position Z (km) 5969.148 5970.645
    Velocity X (km/s) -3.632 -1.414
    Velocity Y (km/s) 5.397 -6.865
    Velocity Z (km/s) -3.868 2.87

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-5861
    Semimajor Axis (a) 6937.282 km 6950.191 km
    Eccentricity (e) 0.002102 0.000315
    Inclination (i) 90.3371° 69.9991°
    RAAN 304.0859° 89.3178°
    Perigee Argument 273.4338° 269.0388°
    Mean Anomaly (M) 86.4494° 91.0410°
    Apogee 573.727 km 574.242 km
    Perigee 544.563 km 569.866 km
    Orbit Epoch 2026-10-23T10:27:23+0000 2026-10-23T18:38:15+0000

    ATLAS 28E DEB & STARLINK-5861 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-5861 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-5861 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-5861 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5861Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5861Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data