Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.445362E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T21:23:10+0800
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    1 Object 1

    AOE ID 55986
    NORAD ID 55986
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 59838
    NORAD ID 59838
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5905 STARLINK-31855
    Time of Closest Approach 2026-10-21T14:52:21+0000
    Collision Probability (Pc) 1.445362E-5
    Conjunction Distance (km) 1.106 km
    Relative Speed (km/s) 9.943 km/s
    Conjunction Risk Parameters R (Radial): 1.03 | I (In-track): 0.313 | C (Cross-track): -0.255
    Collision Risk Index (CRI) 0.58
    X Position (km) 3204.847 3204.718
    Position Y (km) 5791.019 5789.953
    Position Z (km) -1813.916 -1813.653
    Velocity X (km/s) -5.691 -4.423
    Velocity Y (km/s) 1.651 3.946
    Velocity Z (km/s) -4.795 4.795

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5905 STARLINK-31855
    Semimajor Axis (a) 6861.264 km 6861.193 km
    Eccentricity (e) 0.000113 0.000128
    Inclination (i) 43.0041° 42.9988°
    RAAN 237.4444° 94.3729°
    Perigee Argument 271.2040° 273.4914°
    Mean Anomaly (M) 88.8682° 86.5791°
    Apogee 483.904 km 483.936 km
    Perigee 482.350 km 482.176 km
    Orbit Epoch 2026-10-19T05:29:40+0000 2026-10-18T17:55:38+0000

    STARLINK-5905 & STARLINK-31855 Collision Probability (Pc) Trend

    STARLINK-5905 & STARLINK-31855 Collision Probability (Pc) TrendNot Available

    STARLINK-5905 & STARLINK-31855 Miss Distance (Miss Distance) Trend

    STARLINK-5905 & STARLINK-31855 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5905Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31855Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5905Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31855Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5905

    No nearby objects data