Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.948277E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:03:50+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 56512
    NORAD ID 56512
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4643 STARLINK-5349
    Time of Closest Approach 2026-10-28T13:05:10+0000
    Collision Probability (Pc) 3.948277E-6
    Conjunction Distance (km) 1.485 km
    Relative Speed (km/s) 6.424 km/s
    Conjunction Risk Parameters R (Radial): -1.255 | I (In-track): -0.716 | C (Cross-track): -0.338
    Collision Risk Index (CRI) 0.47
    X Position (km) 4836.591 4836.093
    Position Y (km) 2684.099 2682.916
    Position Z (km) 4054.543 4053.797
    Velocity X (km/s) -1.692 -5.017
    Velocity Y (km/s) 6.97 5.127
    Velocity Z (km/s) -2.588 2.589

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4643 STARLINK-5349
    Semimajor Axis (a) 6861.271 km 6861.129 km
    Eccentricity (e) 0.000403 0.000366
    Inclination (i) 43.0007° 42.9940°
    RAAN 268.0369° 344.9573°
    Perigee Argument 290.5845° 276.3499°
    Mean Anomaly (M) 69.4575° 83.6935°
    Apogee 485.898 km 485.506 km
    Perigee 480.370 km 480.478 km
    Orbit Epoch 2026-10-27T06:44:50+0000 2026-10-27T03:52:13+0000

    STARLINK-4643 & STARLINK-5349 Collision Probability (Pc) Trend

    STARLINK-4643 & STARLINK-5349 Collision Probability (Pc) TrendNot Available

    STARLINK-4643 & STARLINK-5349 Miss Distance (Miss Distance) Trend

    STARLINK-4643 & STARLINK-5349 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5349Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5349Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4643

    No nearby objects data