Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.371628E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T06:48:08+0800
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    1 Object 1

    AOE ID 31820
    NORAD ID 31820
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55384
    NORAD ID 55384
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-5537
    Time of Closest Approach 2026-09-16T02:22:06+0000
    Collision Probability (Pc) 1.371628E-6
    Conjunction Distance (km) 2.882 km
    Relative Speed (km/s) 14.142 km/s
    Conjunction Risk Parameters R (Radial): 2.084 | I (In-track): 0.743 | C (Cross-track): 1.848
    Collision Risk Index (CRI) 0.38
    X Position (km) 2170.524 2172.6
    Position Y (km) -5749.12 -5749.831
    Position Z (km) -3049.853 -3051.722
    Velocity X (km/s) -2.422 6.512
    Velocity Y (km/s) 2.649 0.37
    Velocity Z (km/s) -6.779 3.943

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-5537
    Semimajor Axis (a) 6945.814 km 6861.198 km
    Eccentricity (e) 0.013420 0.000180
    Inclination (i) 98.9395° 43.0055°
    RAAN 112.0581° 338.7291°
    Perigee Argument 202.7800° 282.9306°
    Mean Anomaly (M) 156.7431° 77.1345°
    Apogee 660.893 km 484.295 km
    Perigee 474.461 km 481.827 km
    Orbit Epoch 2026-09-13T09:24:01+0000 2026-09-13T07:04:02+0000

    FENGYUN 1C DEB & STARLINK-5537 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-5537 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-5537 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-5537 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5537Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5537Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data