Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.135547E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-29T16:41:54+0800
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    1 Object 1

    AOE ID 53268
    NORAD ID 53268
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 53868
    NORAD ID 53868
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4109 STARLINK-4789
    Time of Closest Approach 2026-10-31T13:54:39+0000
    Collision Probability (Pc) 1.135547E-4
    Conjunction Distance (km) 0.527 km
    Relative Speed (km/s) 6.858 km/s
    Conjunction Risk Parameters R (Radial): -0.284 | I (In-track): -0.396 | C (Cross-track): 0.2
    Collision Risk Index (CRI) 0.76
    X Position (km) 3386.257 3386.697
    Position Y (km) -3093.938 -3093.739
    Position Z (km) 5065.646 5065.856
    Velocity X (km/s) 6.483 2.725
    Velocity Y (km/s) 3.323 6.756
    Velocity Z (km/s) -2.298 2.298

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4109 STARLINK-4789
    Semimajor Axis (a) 6840.906 km 6840.827 km
    Eccentricity (e) 0.000117 0.000143
    Inclination (i) 53.1582° 53.1576°
    RAAN 209.1080° 275.7000°
    Perigee Argument 82.7086° 87.2292°
    Mean Anomaly (M) 277.4050° 341.3090°
    Apogee 463.573 km 463.672 km
    Perigee 461.965 km 461.708 km
    Orbit Epoch 2026-10-28T05:41:52+0000 2026-10-28T14:00:02+0000

    STARLINK-4109 & STARLINK-4789 Collision Probability (Pc) Trend

    STARLINK-4109 & STARLINK-4789 Collision Probability (Pc) TrendNot Available

    STARLINK-4109 & STARLINK-4789 Miss Distance (Miss Distance) Trend

    STARLINK-4109 & STARLINK-4789 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4109Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4789Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4109Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4789Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4109

    No nearby objects data