Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.189512E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T20:14:56+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 57452
    NORAD ID 57452
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-3946 YAOGAN-36 05A
    Time of Closest Approach 2026-09-14T17:58:32+0000
    Collision Probability (Pc) 3.189512E-6
    Conjunction Distance (km) 1.77 km
    Relative Speed (km/s) 10.437 km/s
    Conjunction Risk Parameters R (Radial): 1.69 | I (In-track): 0.384 | C (Cross-track): 0.359
    Collision Risk Index (CRI) 0.45
    X Position (km) -6340.2 -6341.562
    Position Y (km) -2407.589 -2408.659
    Position Z (km) -1121.929 -1122.29
    Velocity X (km/s) 2.56 1.6
    Velocity Y (km/s) -3.978 -6.155
    Velocity Z (km/s) -5.97 4.191

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3946 YAOGAN-36 05A
    Semimajor Axis (a) 6872.291 km 6875.027 km
    Eccentricity (e) 0.000142 0.000127
    Inclination (i) 53.1603° 35.0054°
    RAAN 16.3488° 217.7502°
    Perigee Argument 93.9848° 188.8128°
    Mean Anomaly (M) 141.3936° 171.2565°
    Apogee 495.128 km 497.760 km
    Perigee 493.180 km 496.020 km
    Orbit Epoch 2026-09-14T04:00:03+0000 2026-09-14T05:27:42+0000

    STARLINK-3946 & YAOGAN-36 05A Collision Probability (Pc) Trend

    STARLINK-3946 & YAOGAN-36 05A Collision Probability (Pc) TrendNot Available

    STARLINK-3946 & YAOGAN-36 05A Miss Distance (Miss Distance) Trend

    STARLINK-3946 & YAOGAN-36 05A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3946Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-36 05AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3946Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-36 05ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3946

    No nearby objects data