Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.581085E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T17:58:40+0800
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    1 Object 1

    AOE ID 21450
    NORAD ID 21450
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67435
    NORAD ID 67435
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter DELTA 1 DEB HULIANWANG DIGUI-137
    Time of Closest Approach 2026-10-17T09:23:36+0000
    Collision Probability (Pc) 2.581085E-4
    Conjunction Distance (km) 0.442 km
    Relative Speed (km/s) 13.936 km/s
    Conjunction Risk Parameters R (Radial): -0.243 | I (In-track): 0.104 | C (Cross-track): -0.353
    Collision Risk Index (CRI) 0.83
    X Position (km) 6842.444 6842.659
    Position Y (km) -1449.562 -1449.942
    Position Z (km) -2789.747 -2789.679
    Velocity X (km/s) -2.895 2.944
    Velocity Y (km/s) -0.751 4.521
    Velocity Z (km/s) -6.62 4.881

    Orbital Parameters 国际轨道数据源

    Parameter DELTA 1 DEB HULIANWANG DIGUI-137
    Semimajor Axis (a) 7504.512 km 7527.424 km
    Eccentricity (e) 0.005946 0.000014
    Inclination (i) 99.8299° 50.0098°
    RAAN 170.5974° 14.3128°
    Perigee Argument 323.1411° 105.4192°
    Mean Anomaly (M) 50.2437° 254.6696°
    Apogee 1170.995 km 1149.392 km
    Perigee 1081.755 km 1149.182 km
    Orbit Epoch 2026-10-15T22:17:06+0000 2026-10-15T12:25:52+0000

    DELTA 1 DEB & HULIANWANG DIGUI-137 Collision Probability (Pc) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-137 Collision Probability (Pc) TrendNot Available

    DELTA 1 DEB & HULIANWANG DIGUI-137 Miss Distance (Miss Distance) Trend

    DELTA 1 DEB & HULIANWANG DIGUI-137 Miss Distance (Miss Distance) TrendNot Available

    DELTA 1 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-137Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    DELTA 1 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-137Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with DELTA 1 DEB

    No nearby objects data