Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.38504E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T11:14:23+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 67532
    NORAD ID 67532
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4581 STARLINK-36587
    Time of Closest Approach 2026-09-04T01:07:02+0000
    Collision Probability (Pc) 1.38504E-6
    Conjunction Distance (km) 2.907 km
    Relative Speed (km/s) 14.661 km/s
    Conjunction Risk Parameters R (Radial): 2.893 | I (In-track): -0.084 | C (Cross-track): -0.267
    Collision Risk Index (CRI) 0.38
    X Position (km) 4108.639 4107.071
    Position Y (km) -4914.708 -4912.438
    Position Z (km) -2433.149 -2432.234
    Velocity X (km/s) 5.082 -2.51
    Velocity Y (km/s) 1.545 1.391
    Velocity Z (km/s) 5.473 -7.067

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4581 STARLINK-36587
    Semimajor Axis (a) 6848.892 km 6843.629 km
    Eccentricity (e) 0.000085 0.000217
    Inclination (i) 53.1612° 97.2837°
    RAAN 337.3558° 130.9100°
    Perigee Argument 97.7992° 89.9687°
    Mean Anomaly (M) 262.3107° 270.1804°
    Apogee 471.340 km 466.976 km
    Perigee 470.170 km 464.008 km
    Orbit Epoch 2026-09-01T16:51:21+0000 2026-09-02T05:57:38+0000

    STARLINK-4581 & STARLINK-36587 Collision Probability (Pc) Trend

    STARLINK-4581 & STARLINK-36587 Collision Probability (Pc) TrendNot Available

    STARLINK-4581 & STARLINK-36587 Miss Distance (Miss Distance) Trend

    STARLINK-4581 & STARLINK-36587 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4581Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36587Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4581Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36587Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4581

    No nearby objects data