Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.227599E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T19:11:59+0800
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    1 Object 1

    AOE ID 21599
    NORAD ID 21599
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67440
    NORAD ID 67440
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-142
    Time of Closest Approach 2026-10-16T09:30:19+0000
    Collision Probability (Pc) 2.227599E-6
    Conjunction Distance (km) 2.186 km
    Relative Speed (km/s) 13.982 km/s
    Conjunction Risk Parameters R (Radial): -2.007 | I (In-track): 0.299 | C (Cross-track): -0.81
    Collision Risk Index (CRI) 0.42
    X Position (km) 6563.733 6565.463
    Position Y (km) -1565.298 -1566.512
    Position Z (km) -3339.05 -3339.606
    Velocity X (km/s) -3.652 3.396
    Velocity Y (km/s) -0.572 4.551
    Velocity Z (km/s) -6.387 4.547

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-142
    Semimajor Axis (a) 7747.030 km 7527.424 km
    Eccentricity (e) 0.043085 0.000012
    Inclination (i) 99.8256° 50.0146°
    RAAN 168.1090° 21.3313°
    Perigee Argument 264.9351° 110.0291°
    Mean Anomaly (M) 274.0966° 250.0594°
    Apogee 1702.674 km 1149.376 km
    Perigee 1035.112 km 1149.198 km
    Orbit Epoch 2026-10-12T11:02:48+0000 2026-10-13T13:07:09+0000

    DELTA 1 DEB & HULIANWANG DIGUI-142 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-142 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-142 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-142 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-142Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-142Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data