Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    9.030546E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:23:11+0800
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    1 Object 1

    AOE ID 54824
    NORAD ID 54824
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64016
    NORAD ID 64016
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4643 STARLINK-34016
    Time of Closest Approach 2026-09-14T04:42:51+0000
    Collision Probability (Pc) 9.030546E-4
    Conjunction Distance (km) 0.146 km
    Relative Speed (km/s) 9.725 km/s
    Conjunction Risk Parameters R (Radial): 0.048 | I (In-track): -0.1 | C (Cross-track): 0.095
    Collision Risk Index (CRI) 0.94
    X Position (km) -6449.337 -6449.36
    Position Y (km) 880.385 880.527
    Position Z (km) 2161.605 2161.629
    Velocity X (km/s) 0.729 -2.319
    Velocity Y (km/s) -6.031 -5.614
    Velocity Z (km/s) 4.613 -4.612

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4643 STARLINK-34016
    Semimajor Axis (a) 6861.193 km 6861.186 km
    Eccentricity (e) 0.000096 0.000107
    Inclination (i) 43.0011° 43.0019°
    RAAN 168.3720° 40.2266°
    Perigee Argument 240.6748° 280.4579°
    Mean Anomaly (M) 119.4009° 79.6152°
    Apogee 483.713 km 483.782 km
    Perigee 482.399 km 482.316 km
    Orbit Epoch 2026-09-11T04:24:28+0000 2026-09-09T09:29:48+0000

    STARLINK-4643 & STARLINK-34016 Collision Probability (Pc) Trend

    STARLINK-4643 & STARLINK-34016 Collision Probability (Pc) TrendNot Available

    STARLINK-4643 & STARLINK-34016 Miss Distance (Miss Distance) Trend

    STARLINK-4643 & STARLINK-34016 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34016Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34016Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4643

    No nearby objects data