Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.256626E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-13T16:41:57+0800
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    1 Object 1

    AOE ID 52649
    NORAD ID 52649
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67899
    NORAD ID 67899
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3868 STARLINK-36878
    Time of Closest Approach 2026-09-13T09:45:33+0000
    Collision Probability (Pc) 1.256626E-6
    Conjunction Distance (km) 2.586 km
    Relative Speed (km/s) 9.24 km/s
    Conjunction Risk Parameters R (Radial): -2.541 | I (In-track): -0.382 | C (Cross-track): 0.287
    Collision Risk Index (CRI) 0.37
    X Position (km) 4585.129 4583.747
    Position Y (km) 20.117 19.895
    Position Z (km) -5094.981 -5092.806
    Velocity X (km/s) -2.537 -5.553
    Velocity Y (km/s) 6.821 -1.468
    Velocity Z (km/s) -2.258 -5.008

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3868 STARLINK-36878
    Semimajor Axis (a) 6848.882 km 6843.656 km
    Eccentricity (e) 0.000130 0.000238
    Inclination (i) 53.1597° 97.2837°
    RAAN 126.1715° 187.7346°
    Perigee Argument 89.3281° 82.2810°
    Mean Anomaly (M) 270.7869° 277.8703°
    Apogee 471.635 km 467.149 km
    Perigee 469.855 km 463.889 km
    Orbit Epoch 2026-09-12T21:43:04+0000 2026-09-12T17:06:19+0000

    STARLINK-3868 & STARLINK-36878 Collision Probability (Pc) Trend

    STARLINK-3868 & STARLINK-36878 Collision Probability (Pc) TrendNot Available

    STARLINK-3868 & STARLINK-36878 Miss Distance (Miss Distance) Trend

    STARLINK-3868 & STARLINK-36878 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3868Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36878Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3868Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36878Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3868

    No nearby objects data