Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.373802E-6
    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 63651
    NORAD ID 63651
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4643 STARLINK-33705
    Time of Closest Approach 2026-09-14T03:09:52+0000
    Collision Probability (Pc) 1.373802E-6
    Conjunction Distance (km) 2.474 km
    Relative Speed (km/s) 9.465 km/s
    Conjunction Risk Parameters R (Radial): 0.392 | I (In-track): 1.915 | C (Cross-track): -1.515
    Collision Risk Index (CRI) 0.38
    X Position (km) -6381.587 -6382.11
    Position Y (km) 414.584 412.17
    Position Z (km) 2477.805 2477.946
    Velocity X (km/s) 1.324 -2.097
    Velocity Y (km/s) -6.08 -5.858
    Velocity Z (km/s) 4.411 -4.411

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4643 STARLINK-33705
    Semimajor Axis (a) 6861.193 km 6861.173 km
    Eccentricity (e) 0.000096 0.000208
    Inclination (i) 43.0011° 43.0004°
    RAAN 168.3720° 43.5619°
    Perigee Argument 240.6748° 273.3019°
    Mean Anomaly (M) 119.4009° 86.7595°
    Apogee 483.713 km 484.466 km
    Perigee 482.399 km 481.606 km
    Orbit Epoch 2026-09-11T04:24:28+0000 2026-09-10T02:47:56+0000

    STARLINK-4643 & STARLINK-33705 Collision Probability (Pc) Trend

    STARLINK-4643 & STARLINK-33705 Collision Probability (Pc) TrendNot Available

    STARLINK-4643 & STARLINK-33705 Miss Distance (Miss Distance) Trend

    STARLINK-4643 & STARLINK-33705 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33705Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33705Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4643

    No nearby objects data