Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.593334E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T02:03:51+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 62157
    NORAD ID 62157
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4643 STARLINK-32503
    Time of Closest Approach 2026-10-28T21:38:07+0000
    Collision Probability (Pc) 1.593334E-6
    Conjunction Distance (km) 1.677 km
    Relative Speed (km/s) 2.654 km/s
    Conjunction Risk Parameters R (Radial): 1.653 | I (In-track): -0.281 | C (Cross-track): 0.049
    Collision Risk Index (CRI) 0.39
    X Position (km) -5087.767 -5089.01
    Position Y (km) -331.482 -331.277
    Position Z (km) -4592.673 -4593.78
    Velocity X (km/s) -0.401 1.371
    Velocity Y (km/s) -7.545 -7.429
    Velocity Z (km/s) 0.991 -0.981

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4643 STARLINK-32503
    Semimajor Axis (a) 6861.271 km 6861.068 km
    Eccentricity (e) 0.000403 0.000211
    Inclination (i) 43.0007° 42.9860°
    RAAN 268.0369° 299.0710°
    Perigee Argument 290.5845° 316.9472°
    Mean Anomaly (M) 69.4575° 43.1214°
    Apogee 485.898 km 484.378 km
    Perigee 480.370 km 481.484 km
    Orbit Epoch 2026-10-27T06:44:50+0000 2026-10-27T00:34:08+0000

    STARLINK-4643 & STARLINK-32503 Collision Probability (Pc) Trend

    STARLINK-4643 & STARLINK-32503 Collision Probability (Pc) TrendNot Available

    STARLINK-4643 & STARLINK-32503 Miss Distance (Miss Distance) Trend

    STARLINK-4643 & STARLINK-32503 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4643Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32503Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4643Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32503Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4643

    No nearby objects data