Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.069885E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T23:20:38+0800
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    1 Object 1

    AOE ID 31815
    NORAD ID 31815
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69816
    NORAD ID 69816
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-217
    Time of Closest Approach 2026-10-13T20:06:52+0000
    Collision Probability (Pc) 1.069885E-6
    Conjunction Distance (km) 2.903 km
    Relative Speed (km/s) 9.293 km/s
    Conjunction Risk Parameters R (Radial): -2.836 | I (In-track): -0.467 | C (Cross-track): 0.398
    Collision Risk Index (CRI) 0.36
    X Position (km) -1117.217 -1118.028
    Position Y (km) 352.174 352.791
    Position Z (km) 7167.879 7170.597
    Velocity X (km/s) -0.081 -7.168
    Velocity Y (km/s) 7.377 1.418
    Velocity Z (km/s) -0.4 -1.188

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-217
    Semimajor Axis (a) 7236.365 km 7248.001 km
    Eccentricity (e) 0.005782 0.000660
    Inclination (i) 98.7986° 88.9953°
    RAAN 270.4700° 348.8324°
    Perigee Argument 239.4381° 240.6805°
    Mean Anomaly (M) 120.1077° 119.3718°
    Apogee 900.071 km 874.651 km
    Perigee 816.385 km 865.077 km
    Orbit Epoch 2026-10-13T04:20:50+0000 2026-10-12T04:17:33+0000

    FENGYUN 1C DEB & QIANFAN-217 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-217 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-217 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-217 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-217Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-217Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data