Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.346143E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T12:03:01+0800
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    1 Object 1

    AOE ID 24967
    NORAD ID 24967
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 33994
    NORAD ID 33994
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter IRIDIUM 36 COSMOS 2251 DEB
    Time of Closest Approach 2026-09-11T10:46:45+0000
    Collision Probability (Pc) 1.346143E-6
    Conjunction Distance (km) 2.345 km
    Relative Speed (km/s) 7.731 km/s
    Conjunction Risk Parameters R (Radial): -1.634 | I (In-track): -1.438 | C (Cross-track): -0.868
    Collision Risk Index (CRI) 0.38
    X Position (km) 1779.097 1781.082
    Position Y (km) -985.061 -984.822
    Position Z (km) -6856.973 -6858.198
    Velocity X (km/s) 6.896 5.08
    Velocity Y (km/s) -1.936 5.42
    Velocity Z (km/s) 2.068 0.535

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 36 COSMOS 2251 DEB
    Semimajor Axis (a) 7143.294 km 7132.130 km
    Eccentricity (e) 0.000226 0.002217
    Inclination (i) 86.4020° 74.0429°
    RAAN 343.6792° 47.2859°
    Perigee Argument 86.0379° 117.5436°
    Mean Anomaly (M) 274.1077° 317.3213°
    Apogee 766.769 km 769.806 km
    Perigee 763.545 km 738.180 km
    Orbit Epoch 2026-09-10T11:44:30+0000 2026-09-10T13:52:04+0000

    IRIDIUM 36 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    IRIDIUM 36 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 36 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 36 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 36Miss 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 36Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 36

    No nearby objects data