Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.415498E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:38:29+0800
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    1 Object 1

    AOE ID 57252
    NORAD ID 57252
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58807
    NORAD ID 58807
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5511 STARLINK-31163
    Time of Closest Approach 2026-09-13T06:35:40+0000
    Collision Probability (Pc) 7.415498E-5
    Conjunction Distance (km) 0.671 km
    Relative Speed (km/s) 9.931 km/s
    Conjunction Risk Parameters R (Radial): 0.669 | I (In-track): 0.044 | C (Cross-track): 0.036
    Collision Risk Index (CRI) 0.72
    X Position (km) 6095.687 6095.115
    Position Y (km) 2561.955 2561.653
    Position Z (km) -1836.044 -1835.863
    Velocity X (km/s) -1.019 -3.463
    Velocity Y (km/s) 5.847 4.82
    Velocity Z (km/s) 4.785 -4.785

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5511 STARLINK-31163
    Semimajor Axis (a) 6861.191 km 6860.586 km
    Eccentricity (e) 0.000204 0.000059
    Inclination (i) 43.0018° 43.0018°
    RAAN 50.4518° 191.5810°
    Perigee Argument 250.2854° 213.4154°
    Mean Anomaly (M) 109.7777° 146.6660°
    Apogee 484.455 km 482.857 km
    Perigee 481.653 km 482.041 km
    Orbit Epoch 2026-09-11T10:45:21+0000 2026-09-12T04:36:19+0000

    STARLINK-5511 & STARLINK-31163 Collision Probability (Pc) Trend

    STARLINK-5511 & STARLINK-31163 Collision Probability (Pc) TrendNot Available

    STARLINK-5511 & STARLINK-31163 Miss Distance (Miss Distance) Trend

    STARLINK-5511 & STARLINK-31163 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5511Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31163Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5511Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31163Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5511

    No nearby objects data