Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.866236E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T07:52:54+0800
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    1 Object 1

    AOE ID 53576
    NORAD ID 53576
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68149
    NORAD ID 68149
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4581 STARLINK-36992
    Time of Closest Approach 2026-09-04T14:16:18+0000
    Collision Probability (Pc) 9.866236E-7
    Conjunction Distance (km) 2.994 km
    Relative Speed (km/s) 8.587 km/s
    Conjunction Risk Parameters R (Radial): 2.944 | I (In-track): -0.451 | C (Cross-track): -0.306
    Collision Risk Index (CRI) 0.35
    X Position (km) -437.872 -437.936
    Position Y (km) 4813.646 4811.907
    Position Z (km) 4842.934 4840.498
    Velocity X (km/s) -6.714 0.882
    Velocity Y (km/s) 2.26 5.425
    Velocity Z (km/s) -2.846 -5.299

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4581 STARLINK-36992
    Semimajor Axis (a) 6848.892 km 6843.676 km
    Eccentricity (e) 0.000085 0.000086
    Inclination (i) 53.1612° 97.2843°
    RAAN 337.3558° 265.7557°
    Perigee Argument 97.7992° 96.0515°
    Mean Anomaly (M) 262.3107° 264.0826°
    Apogee 471.340 km 466.127 km
    Perigee 470.170 km 464.951 km
    Orbit Epoch 2026-09-01T16:51:21+0000 2026-09-02T11:34:22+0000

    STARLINK-4581 & STARLINK-36992 Collision Probability (Pc) Trend

    STARLINK-4581 & STARLINK-36992 Collision Probability (Pc) TrendNot Available

    STARLINK-4581 & STARLINK-36992 Miss Distance (Miss Distance) Trend

    STARLINK-4581 & STARLINK-36992 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36992Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36992Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4581

    No nearby objects data