Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.189401E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T04:49:40+0800
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    1 Object 1

    AOE ID 16867
    NORAD ID 16867
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name HXMT
    AOE ID 42758
    NORAD ID 42758
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter SL-8 DEB HXMT
    Time of Closest Approach 2026-10-22T01:41:26+0000
    Collision Probability (Pc) 1.189401E-6
    Conjunction Distance (km) 2.907 km
    Relative Speed (km/s) 11.239 km/s
    Conjunction Risk Parameters R (Radial): -2.522 | I (In-track): 0.974 | C (Cross-track): 1.067
    Collision Risk Index (CRI) 0.37
    X Position (km) 4533.111 4534.262
    Position Y (km) -3225.52 -3227.978
    Position Z (km) 4057.533 4058.575
    Velocity X (km/s) -1.938 5.532
    Velocity Y (km/s) 4.566 4.511
    Velocity Z (km/s) 5.772 -2.624

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 DEB HXMT
    Semimajor Axis (a) 6891.105 km 6885.775 km
    Eccentricity (e) 0.000584 0.003225
    Inclination (i) 73.9950° 43.0133°
    RAAN 315.8082° 206.4005°
    Perigee Argument 98.7575° 221.0314°
    Mean Anomaly (M) 261.4283° 138.8108°
    Apogee 516.996 km 529.844 km
    Perigee 508.940 km 485.432 km
    Orbit Epoch 2026-10-20T11:33:19+0000 2026-10-20T04:59:09+0000

    SL-8 DEB & HXMT Collision Probability (Pc) Trend

    SL-8 DEB & HXMT Collision Probability (Pc) TrendNot Available

    SL-8 DEB & HXMT Miss Distance (Miss Distance) Trend

    SL-8 DEB & HXMT Miss Distance (Miss Distance) TrendNot Available

    SL-8 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HXMTMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HXMTCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 DEB

    No nearby objects data