Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    3.365649E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T10:11:40+0800
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    1 Object 1

    AOE ID 56138
    NORAD ID 56138
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 63796
    NORAD ID 63796
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4774 STARLINK-33918
    Time of Closest Approach 2026-10-21T10:01:41+0000
    Collision Probability (Pc) 3.365649E-5
    Conjunction Distance (km) 0.817 km
    Relative Speed (km/s) 7.634 km/s
    Conjunction Risk Parameters R (Radial): 0.816 | I (In-track): 0.024 | C (Cross-track): -0.018
    Collision Risk Index (CRI) 0.66
    X Position (km) -5778.953 -5778.266
    Position Y (km) 490.932 490.903
    Position Z (km) -3670.237 -3669.797
    Velocity X (km/s) 1.475 -2.591
    Velocity Y (km/s) -6.744 -6.4
    Velocity Z (km/s) -3.226 3.226

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4774 STARLINK-33918
    Semimajor Axis (a) 6861.202 km 6861.142 km
    Eccentricity (e) 0.000198 0.000160
    Inclination (i) 43.0058° 43.0012°
    RAAN 321.4850° 230.4230°
    Perigee Argument 288.0351° 271.0023°
    Mean Anomaly (M) 72.0285° 89.0645°
    Apogee 484.425 km 484.107 km
    Perigee 481.705 km 481.903 km
    Orbit Epoch 2026-10-19T19:21:23+0000 2026-10-19T04:54:02+0000

    STARLINK-4774 & STARLINK-33918 Collision Probability (Pc) Trend

    STARLINK-4774 & STARLINK-33918 Collision Probability (Pc) TrendNot Available

    STARLINK-4774 & STARLINK-33918 Miss Distance (Miss Distance) Trend

    STARLINK-4774 & STARLINK-33918 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4774Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33918Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4774Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33918Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4774

    No nearby objects data