Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.008314E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:00:29+0800
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    1 Object 1

    AOE ID 24836
    NORAD ID 24836
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 26351
    NORAD ID 26351
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 914 CZ-4 DEB
    Time of Closest Approach 2026-09-18T10:09:37+0000
    Collision Probability (Pc) 1.008314E-6
    Conjunction Distance (km) 2.743 km
    Relative Speed (km/s) 7.334 km/s
    Conjunction Risk Parameters R (Radial): -2.611 | I (In-track): 0.731 | C (Cross-track): 0.411
    Collision Risk Index (CRI) 0.35
    X Position (km) 1404.304 1404.411
    Position Y (km) -731.641 -731.907
    Position Z (km) -6964.378 -6961.65
    Velocity X (km/s) 7.163 2.421
    Velocity Y (km/s) -1.348 -6.93
    Velocity Z (km/s) 1.586 1.215

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 914 CZ-4 DEB
    Semimajor Axis (a) 7132.390 km 7092.164 km
    Eccentricity (e) 0.000326 0.005652
    Inclination (i) 86.3993° 98.6133°
    RAAN 349.7840° 287.2416°
    Perigee Argument 118.6562° 112.2744°
    Mean Anomaly (M) 241.4966° 248.4458°
    Apogee 756.580 km 754.110 km
    Perigee 751.926 km 673.944 km
    Orbit Epoch 2026-09-15T12:32:19+0000 2026-09-15T01:34:53+0000

    IRIDIUM 914 & CZ-4 DEB Collision Probability (Pc) Trend

    IRIDIUM 914 & CZ-4 DEB Collision Probability (Pc) TrendNot Available

    IRIDIUM 914 & CZ-4 DEB Miss Distance (Miss Distance) Trend

    IRIDIUM 914 & CZ-4 DEB Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 914Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-4 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 914Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-4 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 914

    No nearby objects data