Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.273296E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T20:36:24+0800
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    1 Object 1

    AOE ID 54798
    NORAD ID 54798
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 58169
    NORAD ID 58169
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5420 STARLINK-30771
    Time of Closest Approach 2026-10-29T01:06:51+0000
    Collision Probability (Pc) 1.273296E-6
    Conjunction Distance (km) 2.862 km
    Relative Speed (km/s) 12.222 km/s
    Conjunction Risk Parameters R (Radial): 2.802 | I (In-track): -0.354 | C (Cross-track): -0.462
    Collision Risk Index (CRI) 0.37
    X Position (km) -5556.358 -5558.972
    Position Y (km) -3976.163 -3977.318
    Position Z (km) 281.37 281.492
    Velocity X (km/s) 2.455 2.877
    Velocity Y (km/s) -3.877 -3.574
    Velocity Z (km/s) -6.106 6.105

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5420 STARLINK-30771
    Semimajor Axis (a) 6837.921 km 6840.812 km
    Eccentricity (e) 0.000117 0.000191
    Inclination (i) 53.1615° 53.1578°
    RAAN 48.7854° 222.3447°
    Perigee Argument 89.5558° 75.0209°
    Mean Anomaly (M) 270.5578° 285.1005°
    Apogee 460.582 km 463.981 km
    Perigee 458.986 km 461.369 km
    Orbit Epoch 2026-10-26T14:32:39+0000 2026-10-27T05:19:51+0000

    STARLINK-5420 & STARLINK-30771 Collision Probability (Pc) Trend

    STARLINK-5420 & STARLINK-30771 Collision Probability (Pc) TrendNot Available

    STARLINK-5420 & STARLINK-30771 Miss Distance (Miss Distance) Trend

    STARLINK-5420 & STARLINK-30771 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5420Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30771Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5420Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30771Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5420

    No nearby objects data