Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.0188E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T23:23:29+0800
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    1 Object 1

    AOE ID 38299
    NORAD ID 38299
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 52564
    NORAD ID 52564
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CZ-2D DEB STARLINK-3959
    Time of Closest Approach 2026-09-12T18:26:30+0000
    Collision Probability (Pc) 2.0188E-6
    Conjunction Distance (km) 2.233 km
    Relative Speed (km/s) 12.861 km/s
    Conjunction Risk Parameters R (Radial): -1.877 | I (In-track): -0.635 | C (Cross-track): 1.029
    Collision Risk Index (CRI) 0.41
    X Position (km) 1885.952 1886.923
    Position Y (km) -3770.962 -3771.009
    Position Z (km) -5401.902 -5403.912
    Velocity X (km/s) -4.089 7.241
    Velocity Y (km/s) 4.505 2.131
    Velocity Z (km/s) -4.562 1.041

    Orbital Parameters 国际轨道数据源

    Parameter CZ-2D DEB STARLINK-3959
    Semimajor Axis (a) 6818.283 km 6848.991 km
    Eccentricity (e) 0.004347 0.000157
    Inclination (i) 97.6326° 53.1616°
    RAAN 123.9763° 17.5426°
    Perigee Argument 44.1431° 101.6569°
    Mean Anomaly (M) 316.3271° 80.7462°
    Apogee 469.786 km 471.928 km
    Perigee 410.506 km 469.780 km
    Orbit Epoch 2026-09-10T09:22:35+0000 2026-09-11T06:00:02+0000

    CZ-2D DEB & STARLINK-3959 Collision Probability (Pc) Trend

    CZ-2D DEB & STARLINK-3959 Collision Probability (Pc) TrendNot Available

    CZ-2D DEB & STARLINK-3959 Miss Distance (Miss Distance) Trend

    CZ-2D DEB & STARLINK-3959 Miss Distance (Miss Distance) TrendNot Available

    CZ-2D DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3959Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CZ-2D DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3959Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CZ-2D DEB

    No nearby objects data