Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.353505E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:34:03+0800
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    1 Object 1

    AOE ID 48367
    NORAD ID 48367
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69335
    NORAD ID 69335
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-2643 STARLINK-37877
    Time of Closest Approach 2026-09-04T10:25:12+0000
    Collision Probability (Pc) 9.353505E-7
    Conjunction Distance (km) 2.951 km
    Relative Speed (km/s) 7.574 km/s
    Conjunction Risk Parameters R (Radial): -2.656 | I (In-track): -1.115 | C (Cross-track): -0.636
    Collision Risk Index (CRI) 0.34
    X Position (km) 35.979 35.522
    Position Y (km) -5345.555 -5344.234
    Position Z (km) 4272.493 4269.894
    Velocity X (km/s) 5.84 -1.27
    Velocity Y (km/s) 3.1 4.702
    Velocity Z (km/s) 3.818 5.879

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-2643 STARLINK-37877
    Semimajor Axis (a) 6848.903 km 6843.668 km
    Eccentricity (e) 0.000132 0.000118
    Inclination (i) 53.1604° 97.2840°
    RAAN 239.0862° 275.3390°
    Perigee Argument 96.6527° 119.0247°
    Mean Anomaly (M) 263.4625° 241.1114°
    Apogee 471.672 km 466.340 km
    Perigee 469.860 km 464.722 km
    Orbit Epoch 2026-09-03T06:00:33+0000 2026-09-03T12:19:31+0000

    STARLINK-2643 & STARLINK-37877 Collision Probability (Pc) Trend

    STARLINK-2643 & STARLINK-37877 Collision Probability (Pc) TrendNot Available

    STARLINK-2643 & STARLINK-37877 Miss Distance (Miss Distance) Trend

    STARLINK-2643 & STARLINK-37877 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-2643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37877Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-2643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37877Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-2643

    No nearby objects data