Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    7.937006E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T13:47:12+0800
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    1 Object 1

    AOE ID 55941
    NORAD ID 55941
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66748
    NORAD ID 66748
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5914 UMBRA-11
    Time of Closest Approach 2026-11-01T12:35:35+0000
    Collision Probability (Pc) 7.937006E-7
    Conjunction Distance (km) 2.727 km
    Relative Speed (km/s) 4.678 km/s
    Conjunction Risk Parameters R (Radial): 1.201 | I (In-track): -2.329 | C (Cross-track): 0.752
    Collision Risk Index (CRI) 0.33
    X Position (km) 4785.533 4785.918
    Position Y (km) 2313.286 2313.865
    Position Z (km) -4331.968 -4329.332
    Velocity X (km/s) 2.426 4.822
    Velocity Y (km/s) 4.908 0.924
    Velocity Z (km/s) 5.302 5.828

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5914 UMBRA-11
    Semimajor Axis (a) 6852.727 km 6848.105 km
    Eccentricity (e) 0.000335 0.000219
    Inclination (i) 69.9995° 97.4071°
    RAAN 48.2390° 17.3766°
    Perigee Argument 275.9375° 173.3401°
    Mean Anomaly (M) 84.1418° 186.7870°
    Apogee 476.889 km 471.468 km
    Perigee 472.291 km 468.468 km
    Orbit Epoch 2026-10-30T13:43:03+0000 2026-10-30T04:19:56+0000

    STARLINK-5914 & UMBRA-11 Collision Probability (Pc) Trend

    STARLINK-5914 & UMBRA-11 Collision Probability (Pc) TrendNot Available

    STARLINK-5914 & UMBRA-11 Miss Distance (Miss Distance) Trend

    STARLINK-5914 & UMBRA-11 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5914Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    UMBRA-11Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5914Collision Probability Trend

    Object 1 Probability TrendNot Available

    UMBRA-11Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5914

    No nearby objects data