Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.270823E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:43:53+0800
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    1 Object 1

    AOE ID 52685
    NORAD ID 52685
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58559
    NORAD ID 58559
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-4029 YAOGAN-39 05C
    Time of Closest Approach 2026-09-04T00:53:52+0000
    Collision Probability (Pc) 1.270823E-6
    Conjunction Distance (km) 2.538 km
    Relative Speed (km/s) 8.928 km/s
    Conjunction Risk Parameters R (Radial): -1.253 | I (In-track): 1.79 | C (Cross-track): 1.29
    Collision Risk Index (CRI) 0.37
    X Position (km) 583.573 585.847
    Position Y (km) 6149.02 6150.135
    Position Z (km) 3063.299 3063.449
    Velocity X (km/s) -5.305 -6.791
    Velocity Y (km/s) -2.026 2.033
    Velocity Z (km/s) 5.061 -2.75

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4029 YAOGAN-39 05C
    Semimajor Axis (a) 6898.015 km 6894.495 km
    Eccentricity (e) 0.000057 0.001629
    Inclination (i) 53.1606° 34.9919°
    RAAN 68.9770° 318.8675°
    Perigee Argument 16.1581° 351.3108°
    Mean Anomaly (M) 95.8081° 8.7321°
    Apogee 520.269 km 527.592 km
    Perigee 519.487 km 505.124 km
    Orbit Epoch 2026-09-02T16:00:02+0000 2026-09-02T13:34:21+0000

    STARLINK-4029 & YAOGAN-39 05C Collision Probability (Pc) Trend

    STARLINK-4029 & YAOGAN-39 05C Collision Probability (Pc) TrendNot Available

    STARLINK-4029 & YAOGAN-39 05C Miss Distance (Miss Distance) Trend

    STARLINK-4029 & YAOGAN-39 05C Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4029Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-39 05CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4029Collision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-39 05CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4029

    No nearby objects data