Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.098496E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T06:43:40+0800
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    1 Object 1

    AOE ID 40533
    NORAD ID 40533
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55924
    NORAD ID 55924
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-4B DEB STARLINK-5849
    Time of Closest Approach 2026-09-11T12:01:34+0000
    Collision Probability (Pc) 2.098496E-6
    Conjunction Distance (km) 2.269 km
    Relative Speed (km/s) 14.498 km/s
    Conjunction Risk Parameters R (Radial): 0.086 | I (In-track): 0.668 | C (Cross-track): -2.166
    Collision Risk Index (CRI) 0.41
    X Position (km) 6936.202 6936.407
    Position Y (km) -353.657 -351.399
    Position Z (km) -322.601 -322.524
    Velocity X (km/s) 0.4 -0.193
    Velocity Y (km/s) 1.969 2.605
    Velocity Z (km/s) 7.362 -7.109

    Orbital Parameters 国际轨道数据源

    Parameter CZ-4B DEB STARLINK-5849
    Semimajor Axis (a) 7058.177 km 6950.181 km
    Eccentricity (e) 0.016030 0.000291
    Inclination (i) 74.9184° 70.0000°
    RAAN 359.9087° 179.7493°
    Perigee Argument 16.8203° 269.8890°
    Mean Anomaly (M) 343.8196° 90.1935°
    Apogee 793.186 km 574.069 km
    Perigee 566.894 km 570.019 km
    Orbit Epoch 2026-09-10T08:09:33+0000 2026-09-10T01:33:58+0000

    CZ-4B DEB & STARLINK-5849 Collision Probability (Pc) Trend

    CZ-4B DEB & STARLINK-5849 Collision Probability (Pc) TrendNot Available

    CZ-4B DEB & STARLINK-5849 Miss Distance (Miss Distance) Trend

    CZ-4B DEB & STARLINK-5849 Miss Distance (Miss Distance) TrendNot Available

    CZ-4B DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5849Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-4B DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5849Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-4B DEB

    No nearby objects data