Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.022939E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T06:27:51+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 2026-10-21T22:11:08+0000
    Collision Probability (Pc) 1.022939E-4
    Conjunction Distance (km) 0.596 km
    Relative Speed (km/s) 9.725 km/s
    Conjunction Risk Parameters R (Radial): -0.526 | I (In-track): 0.217 | C (Cross-track): 0.174
    Collision Risk Index (CRI) 0.75
    X Position (km) 4924.299 4924.494
    Position Y (km) -4256.184 -4256.72
    Position Z (km) 2161.632 2161.802
    Velocity X (km/s) 2.679 5.006
    Velocity Y (km/s) 5.452 3.441
    Velocity Z (km/s) 4.613 -4.613

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4643 STARLINK-34016
    Semimajor Axis (a) 6861.202 km 6861.145 km
    Eccentricity (e) 0.000095 0.000261
    Inclination (i) 43.0033° 42.9997°
    RAAN 312.7212° 176.0822°
    Perigee Argument 279.3569° 253.8080°
    Mean Anomaly (M) 80.7175° 106.2484°
    Apogee 483.720 km 484.801 km
    Perigee 482.410 km 481.215 km
    Orbit Epoch 2026-10-19T08:51:51+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