Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.590855E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T23:33:10+0800
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    1 Object 1

    AOE ID 47015
    NORAD ID 47015
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63799
    NORAD ID 63799
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB * STARLINK-33899
    Time of Closest Approach 2026-09-05T02:11:05+0000
    Collision Probability (Pc) 3.590855E-6
    Conjunction Distance (km) 1.812 km
    Relative Speed (km/s) 13.897 km/s
    Conjunction Risk Parameters R (Radial): 1.605 | I (In-track): 0.344 | C (Cross-track): 0.767
    Collision Risk Index (CRI) 0.46
    X Position (km) 5518.608 5516.856
    Position Y (km) -1830.219 -1830.357
    Position Z (km) -3649.674 -3649.235
    Velocity X (km/s) 3.367 0.134
    Velocity Y (km/s) -2.559 6.889
    Velocity Z (km/s) 6.409 -3.254

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB * STARLINK-33899
    Semimajor Axis (a) 6971.610 km 6861.171 km
    Eccentricity (e) 0.016301 0.000202
    Inclination (i) 98.6839° 43.0011°
    RAAN 333.2734° 125.0709°
    Perigee Argument 342.6320° 279.1270°
    Mean Anomaly (M) 16.9358° 80.9352°
    Apogee 707.117 km 484.423 km
    Perigee 479.829 km 481.645 km
    Orbit Epoch 2026-09-02T11:31:51+0000 2026-09-04T01:38:19+0000

    FENGYUN 1C DEB * & STARLINK-33899 Collision Probability (Pc) Trend

    FENGYUN 1C DEB * & STARLINK-33899 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB * & STARLINK-33899 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB * & STARLINK-33899 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33899Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33899Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB *

    No nearby objects data