Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.146557E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-18T23:17:15+0800
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    1 Object 1

    AOE ID 3790
    NORAD ID 3790
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 65113
    NORAD ID 65113
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 249 DEB * HULIANWANG DIGUI-56
    Time of Closest Approach 2026-10-18T18:27:13+0000
    Collision Probability (Pc) 1.146557E-6
    Conjunction Distance (km) 2.796 km
    Relative Speed (km/s) 9.64 km/s
    Conjunction Risk Parameters R (Radial): 2.639 | I (In-track): -0.594 | C (Cross-track): -0.709
    Collision Risk Index (CRI) 0.36
    X Position (km) -5469.334 -5471.496
    Position Y (km) -1349.434 -1349.016
    Position Z (km) -5007.631 -5009.353
    Velocity X (km/s) 5.131 -0.892
    Velocity Y (km/s) -3.257 -6.656
    Velocity Z (km/s) -3.946 2.769

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 249 DEB * HULIANWANG DIGUI-56
    Semimajor Axis (a) 7484.257 km 7527.435 km
    Eccentricity (e) 0.072039 0.001106
    Inclination (i) 62.9944° 49.9980°
    RAAN 348.3963° 243.9707°
    Perigee Argument 327.2772° 117.5635°
    Mean Anomaly (M) 28.5488° 242.6362°
    Apogee 1645.277 km 1157.622 km
    Perigee 566.963 km 1140.974 km
    Orbit Epoch 2026-10-18T04:43:43+0000 2026-10-18T06:07:34+0000

    COSMOS 249 DEB * & HULIANWANG DIGUI-56 Collision Probability (Pc) Trend

    COSMOS 249 DEB * & HULIANWANG DIGUI-56 Collision Probability (Pc) TrendNot Available

    COSMOS 249 DEB * & HULIANWANG DIGUI-56 Miss Distance (Miss Distance) Trend

    COSMOS 249 DEB * & HULIANWANG DIGUI-56 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 249 DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-56Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 249 DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-56Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 249 DEB *

    No nearby objects data