Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.557182E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T17:52:06+0800
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    1 Object 1

    AOE ID 31686
    NORAD ID 31686
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63800
    NORAD ID 63800
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-33900
    Time of Closest Approach 2026-10-14T11:00:05+0000
    Collision Probability (Pc) 1.557182E-6
    Conjunction Distance (km) 2.526 km
    Relative Speed (km/s) 12.456 km/s
    Conjunction Risk Parameters R (Radial): 1.977 | I (In-track): 0.935 | C (Cross-track): -1.263
    Collision Risk Index (CRI) 0.39
    X Position (km) -5066.702 -5065.97
    Position Y (km) 145.417 146.493
    Position Z (km) -4631.122 -4628.959
    Velocity X (km/s) 5.055 -0.912
    Velocity Y (km/s) 1.329 -7.524
    Velocity Z (km/s) -5.654 0.761

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-33900
    Semimajor Axis (a) 7017.688 km 6861.156 km
    Eccentricity (e) 0.026611 0.000088
    Inclination (i) 98.1224° 42.9992°
    RAAN 3.8444° 261.6325°
    Perigee Argument 196.4463° 301.9086°
    Mean Anomaly (M) 228.1086° 58.1680°
    Apogee 826.300 km 483.627 km
    Perigee 452.802 km 482.411 km
    Orbit Epoch 2026-10-12T11:08:09+0000 2026-10-13T14:57:26+0000

    FENGYUN 1C DEB & STARLINK-33900 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-33900 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-33900 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-33900 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33900Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33900Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data