Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.67852E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-02T01:31:08+0800
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    1 Object 1

    AOE ID 24842
    NORAD ID 24842
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 47052
    NORAD ID 47052
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter IRIDIUM 911 COSMOS 2251 DEB
    Time of Closest Approach 2026-11-01T23:00:47+0000
    Collision Probability (Pc) 3.67852E-6
    Conjunction Distance (km) 1.751 km
    Relative Speed (km/s) 12.405 km/s
    Conjunction Risk Parameters R (Radial): 0.878 | I (In-track): -0.852 | C (Cross-track): 1.253
    Collision Risk Index (CRI) 0.46
    X Position (km) -2200.974 -2201.673
    Position Y (km) 725.009 723.774
    Position Z (km) 6716.516 6715.491
    Velocity X (km/s) -7.043 1.656
    Velocity Y (km/s) 0.822 -7.208
    Velocity Z (km/s) -2.402 1.3

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 911 COSMOS 2251 DEB
    Semimajor Axis (a) 7109.640 km 7150.239 km
    Eccentricity (e) 0.001277 0.005842
    Inclination (i) 86.4479° 74.0465°
    RAAN 352.4690° 107.1911°
    Perigee Argument 215.1181° 102.6924°
    Mean Anomaly (M) 144.9182° 71.7939°
    Apogee 740.585 km 813.878 km
    Perigee 722.421 km 730.326 km
    Orbit Epoch 2026-11-01T04:16:16+0000 2026-11-01T05:03:36+0000

    IRIDIUM 911 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    IRIDIUM 911 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 911 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 911 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 911Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 911Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 911

    No nearby objects data