Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.993863E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:26:58+0800
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    1 Object 1

    AOE ID 31619
    NORAD ID 31619
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 53233
    NORAD ID 53233
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-4372
    Time of Closest Approach 2026-09-04T15:43:08+0000
    Collision Probability (Pc) 1.993863E-6
    Conjunction Distance (km) 2.352 km
    Relative Speed (km/s) 15.057 km/s
    Conjunction Risk Parameters R (Radial): -2.324 | I (In-track): 0.068 | C (Cross-track): -0.342
    Collision Risk Index (CRI) 0.41
    X Position (km) 3659.246 3657.723
    Position Y (km) -5025.985 -5024.486
    Position Z (km) -2911.034 -2910.054
    Velocity X (km/s) -2.925 1.017
    Velocity Y (km/s) 1.771 -3.21
    Velocity Z (km/s) -6.816 6.835

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-4372
    Semimajor Axis (a) 6872.458 km 6858.431 km
    Eccentricity (e) 0.004359 0.000150
    Inclination (i) 99.0407° 97.2858°
    RAAN 129.4183° 302.1414°
    Perigee Argument 143.3374° 76.4342°
    Mean Anomaly (M) 217.0855° 92.7928°
    Apogee 524.277 km 481.322 km
    Perigee 464.365 km 479.266 km
    Orbit Epoch 2026-09-03T21:29:22+0000 2026-09-04T04:00:02+0000

    FENGYUN 1C DEB & STARLINK-4372 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-4372 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-4372 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-4372 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4372Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4372Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data