Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.988305E-6
    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 2026-10-27T23:34:51+0000
    Collision Probability (Pc) 6.988305E-6
    Conjunction Distance (km) 1.205 km
    Relative Speed (km/s) 5.354 km/s
    Conjunction Risk Parameters R (Radial): -1.12 | I (In-track): -0.411 | C (Cross-track): -0.158
    Collision Risk Index (CRI) 0.52
    X Position (km) 3609.451 3608.537
    Position Y (km) -3958.375 -3958.026
    Position Z (km) 4281.161 4280.458
    Velocity X (km/s) 6.403 4.15
    Velocity Y (km/s) 3.575 6.047
    Velocity Z (km/s) -2.09 2.09

    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