Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.015671E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T06:38:22+0800
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    1 Object 1

    AOE ID 53981
    NORAD ID 53981
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66228
    NORAD ID 66228
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5149 STARLINK-35731
    Time of Closest Approach 2026-10-21T22:52:30+0000
    Collision Probability (Pc) 2.015671E-4
    Conjunction Distance (km) 0.243 km
    Relative Speed (km/s) 0.426 km/s
    Conjunction Risk Parameters R (Radial): -0.101 | I (In-track): -0.22 | C (Cross-track): -0.006
    Collision Risk Index (CRI) 0.81
    X Position (km) 3907.544 3907.42
    Position Y (km) -1242.784 -1242.975
    Position Z (km) 5465.555 5465.474
    Velocity X (km/s) 2.477 2.152
    Velocity Y (km/s) 7.225 7.329
    Velocity Z (km/s) -0.128 0.127

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5149 STARLINK-35731
    Semimajor Axis (a) 6840.913 km 6840.805 km
    Eccentricity (e) 0.000155 0.000123
    Inclination (i) 53.1578° 53.1578°
    RAAN 258.0534° 262.0393°
    Perigee Argument 84.6355° 100.5870°
    Mean Anomaly (M) 275.4824° 259.5271°
    Apogee 463.836 km 463.511 km
    Perigee 461.716 km 461.825 km
    Orbit Epoch 2026-10-20T07:23:52+0000 2026-10-20T07:24:37+0000

    STARLINK-5149 & STARLINK-35731 Collision Probability (Pc) Trend

    STARLINK-5149 & STARLINK-35731 Collision Probability (Pc) TrendNot Available

    STARLINK-5149 & STARLINK-35731 Miss Distance (Miss Distance) Trend

    STARLINK-5149 & STARLINK-35731 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5149Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35731Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5149Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35731Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5149

    No nearby objects data