Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.026287E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T08:36:11+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) 1.026287E-6
    Conjunction Distance (km) 2.717 km
    Relative Speed (km/s) 7.389 km/s
    Conjunction Risk Parameters R (Radial): -2.042 | I (In-track): -1.542 | C (Cross-track): -0.909
    Collision Risk Index (CRI) 0.35
    X Position (km) 866.122 864.682
    Position Y (km) 904.319 905.397
    Position Z (km) -7125.301 -7123.265
    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 7098.542 km
    Eccentricity (e) 0.001439 0.018083
    Inclination (i) 98.9373° 98.2419°
    RAAN 340.7848° 278.8542°
    Perigee Argument 255.7860° 84.4039°
    Mean Anomaly (M) 104.1712° 307.7832°
    Apogee 868.973 km 848.765 km
    Perigee 848.141 km 592.045 km
    Orbit Epoch 2026-10-18T02:29:49+0000 2026-10-16T22:12:32+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