Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.435638E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T08:56:44+0800
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    1 Object 1

    AOE ID 40996
    NORAD ID 40996
    Object Type DEBRIS
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 67300
    NORAD ID 67300
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter IRIDIUM 33 DEB TIANHUI 7
    Time of Closest Approach 2026-10-20T16:07:58+0000
    Collision Probability (Pc) 9.435638E-5
    Conjunction Distance (km) 0.678 km
    Relative Speed (km/s) 14.89 km/s
    Conjunction Risk Parameters R (Radial): 0.125 | I (In-track): 0.14 | C (Cross-track): 0.652
    Collision Risk Index (CRI) 0.74
    X Position (km) -755.963 -756.207
    Position Y (km) -990.129 -989.526
    Position Z (km) 6746.227 6746.415
    Velocity X (km/s) 6.386 -7.501
    Velocity Y (km/s) 3.953 -0.917
    Velocity Z (km/s) 1.296 -0.971

    Orbital Parameters 国际轨道数据源

    Parameter IRIDIUM 33 DEB TIANHUI 7
    Semimajor Axis (a) 6871.056 km 6866.536 km
    Eccentricity (e) 0.000588 0.000323
    Inclination (i) 86.3453° 97.3917°
    RAAN 213.0993° 6.4804°
    Perigee Argument 41.6071° 337.6900°
    Mean Anomaly (M) 318.5621° 22.4197°
    Apogee 496.961 km 490.619 km
    Perigee 488.877 km 486.179 km
    Orbit Epoch 2026-10-19T05:07:21+0000 2026-10-19T05:04:51+0000

    IRIDIUM 33 DEB & TIANHUI 7 Collision Probability (Pc) Trend

    IRIDIUM 33 DEB & TIANHUI 7 Collision Probability (Pc) TrendNot Available

    IRIDIUM 33 DEB & TIANHUI 7 Miss Distance (Miss Distance) Trend

    IRIDIUM 33 DEB & TIANHUI 7 Miss Distance (Miss Distance) TrendNot Available

    IRIDIUM 33 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANHUI 7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    IRIDIUM 33 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANHUI 7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with IRIDIUM 33 DEB

    No nearby objects data