Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.495119E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T20:38:28+0800
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    1 Object 1

    AOE ID 5876
    NORAD ID 5876
    Object Type DEBRIS
    Country
    US US
    VS

    2 Object 2

    AOE ID 68648
    NORAD ID 68648
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter THOR ABLESTAR DEB QIANFAN-121
    Time of Closest Approach 2026-09-12T12:32:29+0000
    Collision Probability (Pc) 1.495119E-6
    Conjunction Distance (km) 2.733 km
    Relative Speed (km/s) 14.443 km/s
    Conjunction Risk Parameters R (Radial): 2.618 | I (In-track): 0.235 | C (Cross-track): 0.749
    Collision Risk Index (CRI) 0.38
    X Position (km) 4923.746 4926.065
    Position Y (km) -5482.224 -5483.641
    Position Z (km) -1086.843 -1087.128
    Velocity X (km/s) 1.402 0.805
    Velocity Y (km/s) 3.105 -0.701
    Velocity Z (km/s) -6.683 7.236

    Orbital Parameters 国际轨道数据源

    Parameter THOR ABLESTAR DEB QIANFAN-121
    Semimajor Axis (a) 7846.002 km 7446.635 km
    Eccentricity (e) 0.072754 0.000227
    Inclination (i) 65.6719° 88.9881°
    RAAN 131.0863° 312.2118°
    Perigee Argument 238.1698° 100.5816°
    Mean Anomaly (M) 114.6487° 259.5591°
    Apogee 2038.691 km 1070.190 km
    Perigee 897.039 km 1066.806 km
    Orbit Epoch 2026-09-11T00:52:36+0000 2026-09-11T06:21:56+0000

    THOR ABLESTAR DEB & QIANFAN-121 Collision Probability (Pc) Trend

    THOR ABLESTAR DEB & QIANFAN-121 Collision Probability (Pc) TrendNot Available

    THOR ABLESTAR DEB & QIANFAN-121 Miss Distance (Miss Distance) Trend

    THOR ABLESTAR DEB & QIANFAN-121 Miss Distance (Miss Distance) TrendNot Available

    THOR ABLESTAR DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-121Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    THOR ABLESTAR DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-121Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with THOR ABLESTAR DEB

    No nearby objects data