Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.983211E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T17:23:53+0800
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    1 Object 1

    Name HJ-2E
    AOE ID 54035
    NORAD ID 54035
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    Name CO3D2
    AOE ID 64902
    NORAD ID 64902
    Object Type PAYLOAD
    Country
    FR FR

    Conjunction Constraints

    Parameter HJ-2E CO3D2
    Time of Closest Approach 2026-10-17T04:58:31+0000
    Collision Probability (Pc) 2.983211E-6
    Conjunction Distance (km) 1.759 km
    Relative Speed (km/s) 9.161 km/s
    Conjunction Risk Parameters R (Radial): 1.725 | I (In-track): -0.27 | C (Cross-track): 0.215
    Collision Risk Index (CRI) 0.44
    X Position (km) -556.645 -556.798
    Position Y (km) -961.859 -961.436
    Position Z (km) 6786.331 6784.631
    Velocity X (km/s) -2.965 -7.531
    Velocity Y (km/s) 6.969 -0.834
    Velocity Z (km/s) 0.746 -0.734

    Orbital Parameters 国际轨道数据源

    Parameter HJ-2E CO3D2
    Semimajor Axis (a) 6882.921 km 6883.326 km
    Eccentricity (e) 0.000435 0.000142
    Inclination (i) 97.3853° 97.4340°
    RAAN 291.0802° 5.4712°
    Perigee Argument 333.9433° 76.0524°
    Mean Anomaly (M) 26.1583° 284.0869°
    Apogee 507.776 km 506.168 km
    Perigee 501.792 km 504.210 km
    Orbit Epoch 2026-10-15T22:35:38+0000 2026-10-15T14:38:35+0000

    HJ-2E & CO3D2 Collision Probability (Pc) Trend

    HJ-2E & CO3D2 Collision Probability (Pc) TrendNot Available

    HJ-2E & CO3D2 Miss Distance (Miss Distance) Trend

    HJ-2E & CO3D2 Miss Distance (Miss Distance) TrendNot Available

    HJ-2EMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CO3D2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    HJ-2ECollision Probability Trend

    Object 1 Probability TrendNot Available

    CO3D2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with HJ-2E

    No nearby objects data