Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.465783E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:19:29+0800
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    1 Object 1

    AOE ID 54799
    NORAD ID 54799
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 65836
    NORAD ID 65836
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-5421 STARLINK-35356
    Time of Closest Approach 2026-09-05T08:48:21+0000
    Collision Probability (Pc) 8.465783E-7
    Conjunction Distance (km) 2.582 km
    Relative Speed (km/s) 4.56 km/s
    Conjunction Risk Parameters R (Radial): 1.73 | I (In-track): -1.827 | C (Cross-track): -0.574
    Collision Risk Index (CRI) 0.34
    X Position (km) 3276.273 3278.342
    Position Y (km) 2774.409 2773.65
    Position Z (km) 5313.174 5314.518
    Velocity X (km/s) -3.356 -6.065
    Velocity Y (km/s) 6.712 4.419
    Velocity Z (km/s) -1.432 1.431

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-5421 STARLINK-35356
    Semimajor Axis (a) 6837.836 km 6840.793 km
    Eccentricity (e) 0.000043 0.000112
    Inclination (i) 53.1606° 53.1595°
    RAAN 301.5519° 349.2533°
    Perigee Argument 220.9821° 78.4766°
    Mean Anomaly (M) 139.1150° 281.6363°
    Apogee 459.991 km 463.426 km
    Perigee 459.407 km 461.886 km
    Orbit Epoch 2026-09-02T13:11:01+0000 2026-09-01T16:56:19+0000

    STARLINK-5421 & STARLINK-35356 Collision Probability (Pc) Trend

    STARLINK-5421 & STARLINK-35356 Collision Probability (Pc) TrendNot Available

    STARLINK-5421 & STARLINK-35356 Miss Distance (Miss Distance) Trend

    STARLINK-5421 & STARLINK-35356 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-5421Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35356Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-5421Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35356Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-5421

    No nearby objects data