Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.805031E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T20:14:46+0800
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    1 Object 1

    AOE ID 52693
    NORAD ID 52693
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 61168
    NORAD ID 61168
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3946 CZ-6A DEB
    Time of Closest Approach 2026-09-17T05:38:50+0000
    Collision Probability (Pc) 6.805031E-6
    Conjunction Distance (km) 1.483 km
    Relative Speed (km/s) 14.311 km/s
    Conjunction Risk Parameters R (Radial): 1.461 | I (In-track): 0.087 | C (Cross-track): 0.239
    Collision Risk Index (CRI) 0.52
    X Position (km) -6582.748 -6584.165
    Position Y (km) 1007.785 1007.758
    Position Z (km) 1683.741 1684.176
    Velocity X (km/s) -2.173 1.827
    Velocity Y (km/s) -4.434 -0.537
    Velocity Z (km/s) -5.806 7.37

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3946 CZ-6A DEB
    Semimajor Axis (a) 6872.291 km 6859.084 km
    Eccentricity (e) 0.000142 0.002551
    Inclination (i) 53.1603° 88.1434°
    RAAN 16.3488° 171.8270°
    Perigee Argument 93.9848° 166.6716°
    Mean Anomaly (M) 141.3936° 193.5213°
    Apogee 495.128 km 498.446 km
    Perigee 493.180 km 463.448 km
    Orbit Epoch 2026-09-14T04:00:03+0000 2026-09-13T05:45:04+0000

    STARLINK-3946 & CZ-6A DEB Collision Probability (Pc) Trend

    STARLINK-3946 & CZ-6A DEB Collision Probability (Pc) TrendNot Available

    STARLINK-3946 & CZ-6A DEB Miss Distance (Miss Distance) Trend

    STARLINK-3946 & CZ-6A DEB Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3946Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CZ-6A DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3946Collision Probability Trend

    Object 1 Probability TrendNot Available

    CZ-6A DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3946

    No nearby objects data