Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    4.146927E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T18:32:34+0800
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    1 Object 1

    AOE ID 57777
    NORAD ID 57777
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 66431
    NORAD ID 66431
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-30355 STARLINK-35439
    Time of Closest Approach 2026-10-21T07:33:25+0000
    Collision Probability (Pc) 4.146927E-4
    Conjunction Distance (km) 0.27 km
    Relative Speed (km/s) 6.412 km/s
    Conjunction Risk Parameters R (Radial): 0.24 | I (In-track): -0.112 | C (Cross-track): -0.049
    Collision Risk Index (CRI) 0.87
    X Position (km) 3691.258 3691.22
    Position Y (km) -4122.421 -4122.194
    Position Z (km) -4060.049 -4059.909
    Velocity X (km/s) 6.414 3.885
    Velocity Y (km/s) 3.198 6.024
    Velocity Z (km/s) 2.586 -2.584

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30355 STARLINK-35439
    Semimajor Axis (a) 6861.185 km 6861.129 km
    Eccentricity (e) 0.000157 0.000278
    Inclination (i) 43.0067° 43.0010°
    RAAN 17.0013° 94.5599°
    Perigee Argument 268.5974° 284.6376°
    Mean Anomaly (M) 91.4698° 75.4167°
    Apogee 484.126 km 484.903 km
    Perigee 481.970 km 481.081 km
    Orbit Epoch 2026-10-18T23:19:34+0000 2026-10-18T17:18:43+0000

    STARLINK-30355 & STARLINK-35439 Collision Probability (Pc) Trend

    STARLINK-30355 & STARLINK-35439 Collision Probability (Pc) TrendNot Available

    STARLINK-30355 & STARLINK-35439 Miss Distance (Miss Distance) Trend

    STARLINK-30355 & STARLINK-35439 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30355Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35439Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30355Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35439Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30355

    No nearby objects data