Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.013321E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-24T21:30:01+0800
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    1 Object 1

    AOE ID 35459
    NORAD ID 35459
    Object Type DEBRIS
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 42957
    NORAD ID 42957
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 2251 DEB IRIDIUM 122
    Time of Closest Approach 2026-10-24T23:31:40+0000
    Collision Probability (Pc) 1.013321E-4
    Conjunction Distance (km) 0.428 km
    Relative Speed (km/s) 2.206 km/s
    Conjunction Risk Parameters R (Radial): -0.197 | I (In-track): -0.375 | C (Cross-track): -0.054
    Collision Risk Index (CRI) 0.75
    X Position (km) 4812.18 4812.229
    Position Y (km) -2329.673 -2329.794
    Position Z (km) 4750.042 4749.635
    Velocity X (km/s) -2.941 -4.181
    Velocity Y (km/s) 4.504 2.722
    Velocity Z (km/s) 5.17 5.556

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB IRIDIUM 122
    Semimajor Axis (a) 7143.640 km 7155.804 km
    Eccentricity (e) 0.001734 0.000212
    Inclination (i) 73.8708° 86.3969°
    RAAN 321.4845° 331.2235°
    Perigee Argument 208.9381° 93.2236°
    Mean Anomaly (M) 151.0812° 266.9203°
    Apogee 777.890 km 779.187 km
    Perigee 753.116 km 776.147 km
    Orbit Epoch 2026-10-23T18:56:17+0000 2026-10-24T08:15:51+0000

    COSMOS 2251 DEB & IRIDIUM 122 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & IRIDIUM 122 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & IRIDIUM 122 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & IRIDIUM 122 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 122Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 122Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data