Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.236328E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T19:45:44+0800
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    1 Object 1

    AOE ID 27431
    NORAD ID 27431
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 30982
    NORAD ID 30982
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1D FENGYUN 1C DEB
    Time of Closest Approach 2026-10-20T00:04:01+0000
    Collision Probability (Pc) 1.236328E-6
    Conjunction Distance (km) 2.42 km
    Relative Speed (km/s) 7.389 km/s
    Conjunction Risk Parameters R (Radial): 2.019 | I (In-track): 1.168 | C (Cross-track): -0.646
    Collision Risk Index (CRI) 0.37
    X Position (km) 865.876 864.754
    Position Y (km) 904.384 905.134
    Position Z (km) -7125.303 -7123.294
    Velocity X (km/s) 7.034 1.603
    Velocity Y (km/s) -2.287 -7.137
    Velocity Z (km/s) 0.56 -0.69

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1D FENGYUN 1C DEB
    Semimajor Axis (a) 7236.694 km 7098.529 km
    Eccentricity (e) 0.001443 0.018081
    Inclination (i) 98.9372° 98.2420°
    RAAN 341.7717° 280.8157°
    Perigee Argument 252.8800° 78.3024°
    Mean Anomaly (M) 107.0789° 313.6242°
    Apogee 869.003 km 848.740 km
    Perigee 848.111 km 592.044 km
    Orbit Epoch 2026-10-19T02:20:09+0000 2026-10-18T22:10:58+0000

    FENGYUN 1D & FENGYUN 1C DEB Collision Probability (Pc) Trend

    FENGYUN 1D & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    FENGYUN 1D & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    FENGYUN 1D & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1DMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1DCollision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1D

    No nearby objects data