Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.644355E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T04:22:16+0800
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    1 Object 1

    AOE ID 58484
    NORAD ID 58484
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59890
    NORAD ID 59890
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30991 STARLINK-31951
    Time of Closest Approach 2026-10-27T22:47:47+0000
    Collision Probability (Pc) 2.644355E-4
    Conjunction Distance (km) 0.337 km
    Relative Speed (km/s) 5.351 km/s
    Conjunction Risk Parameters R (Radial): -0.335 | I (In-track): 0.032 | C (Cross-track): -0.013
    Collision Risk Index (CRI) 0.83
    X Position (km) -3624.235 -3624.082
    Position Y (km) 3949.279 3949.063
    Position Z (km) -4283.881 -4283.673
    Velocity X (km/s) -6.387 -4.128
    Velocity Y (km/s) -3.594 -6.056
    Velocity Z (km/s) 2.09 -2.089

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30991 STARLINK-31951
    Semimajor Axis (a) 6861.003 km 6860.403 km
    Eccentricity (e) 0.000436 0.000385
    Inclination (i) 43.0058° 43.0026°
    RAAN 201.8510° 262.9894°
    Perigee Argument 249.8988° 270.8702°
    Mean Anomaly (M) 110.1395° 89.1708°
    Apogee 485.861 km 484.910 km
    Perigee 479.871 km 479.622 km
    Orbit Epoch 2026-10-26T03:08:51+0000 2026-10-26T06:29:54+0000

    STARLINK-30991 & STARLINK-31951 Collision Probability (Pc) Trend

    STARLINK-30991 & STARLINK-31951 Collision Probability (Pc) TrendNot Available

    STARLINK-30991 & STARLINK-31951 Miss Distance (Miss Distance) Trend

    STARLINK-30991 & STARLINK-31951 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30991Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31951Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30991Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31951Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30991

    No nearby objects data