Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.318888E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T16:38:33+0800
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    1 Object 1

    AOE ID 35777
    NORAD ID 35777
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 67523
    NORAD ID 67523
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 2251 DEB HULIANWANG DIGUI-147
    Time of Closest Approach 2026-10-23T21:00:54+0000
    Collision Probability (Pc) 5.318888E-6
    Conjunction Distance (km) 1.424 km
    Relative Speed (km/s) 8.171 km/s
    Conjunction Risk Parameters R (Radial): -0.374 | I (In-track): -1.142 | C (Cross-track): 0.761
    Collision Risk Index (CRI) 0.5
    X Position (km) 4523.068 4524.206
    Position Y (km) -1741.184 -1740.343
    Position Z (km) 5750.094 5749.943
    Velocity X (km/s) 5.991 2.241
    Velocity Y (km/s) 1.064 6.92
    Velocity Z (km/s) -3.959 0.331

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB HULIANWANG DIGUI-147
    Semimajor Axis (a) 7481.520 km 7527.448 km
    Eccentricity (e) 0.044934 0.000007
    Inclination (i) 73.7703° 50.0046°
    RAAN 182.1750° 258.8924°
    Perigee Argument 30.4382° 247.8102°
    Mean Anomaly (M) 344.7708° 112.2763°
    Apogee 1439.558 km 1149.362 km
    Perigee 767.208 km 1149.260 km
    Orbit Epoch 2026-10-21T23:44:41+0000 2026-10-22T13:54:30+0000

    COSMOS 2251 DEB & HULIANWANG DIGUI-147 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & HULIANWANG DIGUI-147 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & HULIANWANG DIGUI-147 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & HULIANWANG DIGUI-147 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HULIANWANG DIGUI-147Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    HULIANWANG DIGUI-147Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data