Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.27189E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T01:42:06+0800
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    1 Object 1

    AOE ID 37444
    NORAD ID 37444
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63884
    NORAD ID 63884
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB STARLINK-33943
    Time of Closest Approach 2026-08-31T02:00:02+0000
    Collision Probability (Pc) 4.27189E-6
    Conjunction Distance (km) 1.738 km
    Relative Speed (km/s) 15.04 km/s
    Conjunction Risk Parameters R (Radial): 0.756 | I (In-track): -0.221 | C (Cross-track): -1.548
    Collision Risk Index (CRI) 0.48
    X Position (km) 4584.964 4584.95
    Position Y (km) -73.061 -71.622
    Position Z (km) -5228.75 -5227.777
    Velocity X (km/s) 5.597 -4.801
    Velocity Y (km/s) -1.92 4
    Velocity Z (km/s) 4.844 -4.266

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB STARLINK-33943
    Semimajor Axis (a) 7103.719 km 6950.019 km
    Eccentricity (e) 0.023796 0.000349
    Inclination (i) 99.0800° 70.0023°
    RAAN 346.8793° 156.8703°
    Perigee Argument 291.9105° 255.1570°
    Mean Anomaly (M) 65.6944° 104.9202°
    Apogee 894.621 km 574.312 km
    Perigee 556.543 km 569.452 km
    Orbit Epoch 2026-08-29T12:07:56+0000 2026-08-30T04:08:09+0000

    FENGYUN 1C DEB & STARLINK-33943 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & STARLINK-33943 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & STARLINK-33943 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & STARLINK-33943 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33943Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33943Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data