Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    8.281212E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T23:53:00+0800
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    1 Object 1

    AOE ID 29854
    NORAD ID 29854
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63169
    NORAD ID 63169
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-83
    Time of Closest Approach 2026-10-29T23:12:41+0000
    Collision Probability (Pc) 8.281212E-6
    Conjunction Distance (km) 1.403 km
    Relative Speed (km/s) 14.508 km/s
    Conjunction Risk Parameters R (Radial): 1.34 | I (In-track): 0.055 | C (Cross-track): -0.41
    Collision Risk Index (CRI) 0.53
    X Position (km) 1223.811 1223.626
    Position Y (km) -3948.845 -3949.631
    Position Z (km) 6147.609 6148.756
    Velocity X (km/s) -0.236 -1.573
    Velocity Y (km/s) -6.122 5.88
    Velocity Z (km/s) -3.955 4.084

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-83
    Semimajor Axis (a) 7329.383 km 7406.324 km
    Eccentricity (e) 0.014540 0.001189
    Inclination (i) 98.9691° 88.9630°
    RAAN 90.8091° 285.9613°
    Perigee Argument 273.6523° 253.8361°
    Mean Anomaly (M) 215.3533° 106.1488°
    Apogee 1057.814 km 1036.997 km
    Perigee 844.678 km 1019.377 km
    Orbit Epoch 2026-10-27T00:04:41+0000 2026-10-27T05:42:09+0000

    FENGYUN 1C DEB & QIANFAN-83 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-83 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-83 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-83 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-83Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-83Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data