Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    7.676806E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T04:01:40+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 2026-10-21T20:36:59+0000
    Collision Probability (Pc) 7.676806E-5
    Conjunction Distance (km) 0.66 km
    Relative Speed (km/s) 9.725 km/s
    Conjunction Risk Parameters R (Radial): 0.539 | I (In-track): -0.292 | C (Cross-track): 0.246
    Collision Risk Index (CRI) 0.73
    X Position (km) 4951.626 4951.767
    Position Y (km) -4224.302 -4224.923
    Position Z (km) 2161.694 2161.867
    Velocity X (km/s) 2.644 4.983
    Velocity Y (km/s) 5.469 3.473
    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) 6861.209 km 6861.145 km
    Eccentricity (e) 0.000098 0.000261
    Inclination (i) 43.0033° 42.9997°
    RAAN 314.1983° 176.0822°
    Perigee Argument 280.0957° 253.8080°
    Mean Anomaly (M) 79.9783° 106.2484°
    Apogee 483.747 km 484.801 km
    Perigee 482.397 km 481.215 km
    Orbit Epoch 2026-10-19T02:35:14+0000 2026-10-19T02:02:45+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