Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.846849E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T18:03:52+0800
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    1 Object 1

    AOE ID 20576
    NORAD ID 20576
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59520
    NORAD ID 59520
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ATLAS 28E DEB STARLINK-31370
    Time of Closest Approach 2026-10-18T15:32:17+0000
    Collision Probability (Pc) 2.846849E-6
    Conjunction Distance (km) 1.921 km
    Relative Speed (km/s) 12.433 km/s
    Conjunction Risk Parameters R (Radial): 0.866 | I (In-track): -0.981 | C (Cross-track): -1.404
    Collision Risk Index (CRI) 0.44
    X Position (km) 975.04 976.667
    Position Y (km) 5258.966 5259.965
    Position Z (km) -4299.722 -4299.514
    Velocity X (km/s) -0.965 -6.729
    Velocity Y (km/s) -4.656 2.926
    Velocity Z (km/s) -5.939 2.052

    Orbital Parameters 国际轨道数据源

    Parameter ATLAS 28E DEB STARLINK-31370
    Semimajor Axis (a) 6839.857 km 6861.203 km
    Eccentricity (e) 0.002931 0.000145
    Inclination (i) 89.4139° 43.0015°
    RAAN 259.0851° 143.4313°
    Perigee Argument 77.8235° 271.6403°
    Mean Anomaly (M) 282.6299° 88.4282°
    Apogee 481.770 km 484.063 km
    Perigee 441.670 km 482.069 km
    Orbit Epoch 2026-10-17T21:22:36+0000 2026-10-17T20:59:53+0000

    ATLAS 28E DEB & STARLINK-31370 Collision Probability (Pc) Trend

    ATLAS 28E DEB & STARLINK-31370 Collision Probability (Pc) TrendNot Available

    ATLAS 28E DEB & STARLINK-31370 Miss Distance (Miss Distance) Trend

    ATLAS 28E DEB & STARLINK-31370 Miss Distance (Miss Distance) TrendNot Available

    ATLAS 28E DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31370Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ATLAS 28E DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31370Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ATLAS 28E DEB

    No nearby objects data