Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    2.994544E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T18:48:51+0800
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    1 Object 1

    AOE ID 53390
    NORAD ID 53390
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65215
    NORAD ID 65215
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4517 STARLINK-33913
    Time of Closest Approach 2026-09-01T16:28:45+0000
    Collision Probability (Pc) 2.994544E-7
    Conjunction Distance (km) 2.78 km
    Relative Speed (km/s) 0.392 km/s
    Conjunction Risk Parameters R (Radial): -2.778 | I (In-track): -0.093 | C (Cross-track): -0.002
    Collision Risk Index (CRI) 0.25
    X Position (km) -3230.788 -3232.157
    Position Y (km) 2521.694 2522.644
    Position Z (km) 5463.834 5466.059
    Velocity X (km/s) -4.824 -4.577
    Velocity Y (km/s) -5.923 -6.115
    Velocity Z (km/s) -0.119 0.116

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4517 STARLINK-33913
    Semimajor Axis (a) 6837.942 km 6840.854 km
    Eccentricity (e) 0.000060 0.000099
    Inclination (i) 53.1604° 53.1597°
    RAAN 53.7770° 58.1771°
    Perigee Argument 92.1494° 92.3689°
    Mean Anomaly (M) 60.6515° 267.7427°
    Apogee 460.215 km 463.397 km
    Perigee 459.395 km 462.037 km
    Orbit Epoch 2026-08-31T22:00:02+0000 2026-08-31T18:12:31+0000

    STARLINK-4517 & STARLINK-33913 Collision Probability (Pc) Trend

    STARLINK-4517 & STARLINK-33913 Collision Probability (Pc) TrendNot Available

    STARLINK-4517 & STARLINK-33913 Miss Distance (Miss Distance) Trend

    STARLINK-4517 & STARLINK-33913 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4517Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33913Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4517Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33913Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4517

    No nearby objects data