Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.57145E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T20:32:36+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 55302
    NORAD ID 55302
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-5321
    Time of Closest Approach 2026-10-25T01:05:33+0000
    Collision Probability (Pc) 6.57145E-6
    Conjunction Distance (km) 1.491 km
    Relative Speed (km/s) 13.965 km/s
    Conjunction Risk Parameters R (Radial): 0.767 | I (In-track): -0.505 | C (Cross-track): 1.175
    Collision Risk Index (CRI) 0.51
    X Position (km) 1818.318 1817.797
    Position Y (km) -2744.109 -2745.439
    Position Z (km) 6114.713 6115.141
    Velocity X (km/s) -3.759 7.107
    Velocity Y (km/s) 5.502 -0.832
    Velocity Z (km/s) 3.587 -2.482

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-5321
    Semimajor Axis (a) 6937.282 km 6950.192 km
    Eccentricity (e) 0.002102 0.000260
    Inclination (i) 90.3371° 69.9995°
    RAAN 304.0859° 169.1554°
    Perigee Argument 273.4338° 271.5114°
    Mean Anomaly (M) 86.4494° 88.5747°
    Apogee 573.727 km 573.863 km
    Perigee 544.563 km 570.247 km
    Orbit Epoch 2026-10-23T10:27:23+0000 2026-10-23T19:45:40+0000

    ATLAS 28E DEB & STARLINK-5321 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-5321 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-5321 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-5321 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5321Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5321Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data