Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.342337E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T05:33:42+0800
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    1 Object 1

    AOE ID 25042
    NORAD ID 25042
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 54547
    NORAD ID 54547
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 39 CZ-6A DEB
    Time of Closest Approach 2026-09-17T19:41:36+0000
    Collision Probability (Pc) 1.342337E-6
    Conjunction Distance (km) 2.702 km
    Relative Speed (km/s) 11.643 km/s
    Conjunction Risk Parameters R (Radial): 2.508 | I (In-track): -0.635 | C (Cross-track): 0.779
    Collision Risk Index (CRI) 0.38
    X Position (km) -1100.122 -1099.705
    Position Y (km) 166.923 166.397
    Position Z (km) 7013.674 7016.291
    Velocity X (km/s) -7.145 -0.416
    Velocity Y (km/s) -1.957 7.506
    Velocity Z (km/s) -1.083 -0.223

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 39 CZ-6A DEB
    Semimajor Axis (a) 7104.298 km 7173.730 km
    Eccentricity (e) 0.001623 0.009060
    Inclination (i) 86.3951° 98.8069°
    RAAN 15.7411° 271.0883°
    Perigee Argument 218.4081° 81.9740°
    Mean Anomaly (M) 141.5969° 279.1710°
    Apogee 737.691 km 860.587 km
    Perigee 714.631 km 730.599 km
    Orbit Epoch 2026-09-15T14:14:08+0000 2026-09-15T11:48:39+0000

    IRIDIUM 39 & CZ-6A DEB Collision Probability (Pc) Trend

    IRIDIUM 39 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 39 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 39 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 39Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 39Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 39

    No nearby objects data