Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.308483E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:13:54+0800
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    1 Object 1

    AOE ID 53423
    NORAD ID 53423
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69045
    NORAD ID 69045
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4539 STARLINK-37667
    Time of Closest Approach 2026-09-03T07:58:57+0000
    Collision Probability (Pc) 1.308483E-6
    Conjunction Distance (km) 2.61 km
    Relative Speed (km/s) 10.163 km/s
    Conjunction Risk Parameters R (Radial): 2.517 | I (In-track): -0.521 | C (Cross-track): -0.453
    Collision Risk Index (CRI) 0.37
    X Position (km) 77.546 77.848
    Position Y (km) -4320.968 -4318.908
    Position Z (km) -5320.231 -5318.657
    Velocity X (km/s) 7.215 -1.637
    Velocity Y (km/s) 1.952 5.764
    Velocity Z (km/s) -1.482 -4.708

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4539 STARLINK-37667
    Semimajor Axis (a) 6848.846 km 6843.647 km
    Eccentricity (e) 0.000116 0.000208
    Inclination (i) 53.1619° 97.2848°
    RAAN 31.1860° 99.3462°
    Perigee Argument 102.1787° 85.6539°
    Mean Anomaly (M) 257.9345° 274.4941°
    Apogee 471.507 km 466.933 km
    Perigee 469.911 km 464.087 km
    Orbit Epoch 2026-09-01T17:17:10+0000 2026-09-02T13:44:59+0000

    STARLINK-4539 & STARLINK-37667 Collision Probability (Pc) Trend

    STARLINK-4539 & STARLINK-37667 Collision Probability (Pc) TrendNot Available

    STARLINK-4539 & STARLINK-37667 Miss Distance (Miss Distance) Trend

    STARLINK-4539 & STARLINK-37667 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4539Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37667Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4539Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37667Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4539

    No nearby objects data