Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.887556E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:50:11+0800
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    1 Object 1

    AOE ID 31830
    NORAD ID 31830
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63168
    NORAD ID 63168
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-82
    Time of Closest Approach 2026-09-13T23:30:35+0000
    Collision Probability (Pc) 1.887556E-6
    Conjunction Distance (km) 2.05 km
    Relative Speed (km/s) 8.384 km/s
    Conjunction Risk Parameters R (Radial): -1.505 | I (In-track): -1.132 | C (Cross-track): 0.807
    Collision Risk Index (CRI) 0.41
    X Position (km) 598.46 599.482
    Position Y (km) -1170.683 -1171.208
    Position Z (km) 7313.564 7311.867
    Velocity X (km/s) -7.235 -2.604
    Velocity Y (km/s) -0.229 6.727
    Velocity Z (km/s) 0.627 1.293

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-82
    Semimajor Axis (a) 7326.243 km 7446.646 km
    Eccentricity (e) 0.018201 0.001453
    Inclination (i) 99.1682° 88.9658°
    RAAN 358.3217° 291.6323°
    Perigee Argument 305.2485° 66.3837°
    Mean Anomaly (M) 81.9629° 293.8838°
    Apogee 1081.454 km 1079.329 km
    Perigee 814.758 km 1057.689 km
    Orbit Epoch 2026-09-11T05:19:29+0000 2026-09-11T05:20:59+0000

    FENGYUN 1C DEB & QIANFAN-82 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-82 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-82 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-82 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-82Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-82Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data