Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.784551E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:51:34+0800
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    1 Object 1

    AOE ID 52459
    NORAD ID 52459
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 66030
    NORAD ID 66030
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3856 STARLINK-35431
    Time of Closest Approach 2026-09-06T09:55:06+0000
    Collision Probability (Pc) 5.784551E-7
    Conjunction Distance (km) 2.647 km
    Relative Speed (km/s) 2.318 km/s
    Conjunction Risk Parameters R (Radial): -2.632 | I (In-track): -0.27 | C (Cross-track): -0.046
    Collision Risk Index (CRI) 0.3
    X Position (km) 2034.043 2033.501
    Position Y (km) 3615.348 3613.824
    Position Z (km) 5432.862 5430.767
    Velocity X (km/s) -6.127 -7.033
    Velocity Y (km/s) 4.505 2.898
    Velocity Z (km/s) -0.702 0.701

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3856 STARLINK-35431
    Semimajor Axis (a) 6843.355 km 6840.832 km
    Eccentricity (e) 0.000113 0.000222
    Inclination (i) 53.1606° 53.1600°
    RAAN 332.2667° 353.8123°
    Perigee Argument 75.7551° 144.9883°
    Mean Anomaly (M) 284.3576° 215.1266°
    Apogee 465.992 km 464.212 km
    Perigee 464.444 km 461.178 km
    Orbit Epoch 2026-09-03T17:22:15+0000 2026-09-03T19:01:46+0000

    STARLINK-3856 & STARLINK-35431 Collision Probability (Pc) Trend

    STARLINK-3856 & STARLINK-35431 Collision Probability (Pc) TrendNot Available

    STARLINK-3856 & STARLINK-35431 Miss Distance (Miss Distance) Trend

    STARLINK-3856 & STARLINK-35431 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3856Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35431Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3856Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35431Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3856

    No nearby objects data