Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    9.382536E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T00:46:29+0800
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    1 Object 1

    AOE ID 53728
    NORAD ID 53728
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 64914
    NORAD ID 64914
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4640 STARLINK-34571
    Time of Closest Approach 2026-10-27T22:29:20+0000
    Collision Probability (Pc) 9.382536E-5
    Conjunction Distance (km) 0.577 km
    Relative Speed (km/s) 7.378 km/s
    Conjunction Risk Parameters R (Radial): 0.538 | I (In-track): 0.183 | C (Cross-track): -0.096
    Collision Risk Index (CRI) 0.74
    X Position (km) -3814.696 -3814.878
    Position Y (km) -2728.542 -2728.926
    Position Z (km) -4985.445 -4985.835
    Velocity X (km/s) 1.699 6.067
    Velocity Y (km/s) -6.992 -3.867
    Velocity Z (km/s) 2.528 -2.528

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4640 STARLINK-34571
    Semimajor Axis (a) 6840.879 km 6840.576 km
    Eccentricity (e) 0.000128 0.000104
    Inclination (i) 53.1623° 53.1620°
    RAAN 271.3966° 346.3035°
    Perigee Argument 256.1677° 133.2273°
    Mean Anomaly (M) 103.9183° 226.8817°
    Apogee 463.618 km 463.149 km
    Perigee 461.866 km 461.729 km
    Orbit Epoch 2026-10-27T07:08:28+0000 2026-10-27T04:13:44+0000

    STARLINK-4640 & STARLINK-34571 Collision Probability (Pc) Trend

    STARLINK-4640 & STARLINK-34571 Collision Probability (Pc) TrendNot Available

    STARLINK-4640 & STARLINK-34571 Miss Distance (Miss Distance) Trend

    STARLINK-4640 & STARLINK-34571 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34571Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34571Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4640

    No nearby objects data