Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.533521E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-09T11:01:39+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 60468
    NORAD ID 60468
    Object Type PAYLOAD
    Country
    TBD TBD

    Conjunction Constraints

    Parameter STARLINK-4640 OBJECT A
    Time of Closest Approach 2026-11-10T23:44:59+0000
    Collision Probability (Pc) 1.533521E-4
    Conjunction Distance (km) 0.564 km
    Relative Speed (km/s) 14.696 km/s
    Conjunction Risk Parameters R (Radial): 0.541 | I (In-track): -0.04 | C (Cross-track): -0.152
    Collision Risk Index (CRI) 0.79
    X Position (km) 5188.043 5188.524
    Position Y (km) 3913.877 3914.059
    Position Z (km) -2143.58 -2143.811
    Velocity X (km/s) -4.378 2.504
    Velocity Y (km/s) 2.732 0.6
    Velocity Z (km/s) -5.624 7.184

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4640 OBJECT A
    Semimajor Axis (a) 6840.963 km 6839.179 km
    Eccentricity (e) 0.000123 0.000433
    Inclination (i) 53.1579° 97.3641°
    RAAN 215.5265° 31.0725°
    Perigee Argument 79.0994° 77.4914°
    Mean Anomaly (M) 101.1507° 282.6814°
    Apogee 463.671 km 464.003 km
    Perigee 461.981 km 458.081 km
    Orbit Epoch 2026-11-08T06:00:03+0000 2026-11-07T11:20:43+0000

    STARLINK-4640 & OBJECT A Collision Probability (Pc) Trend

    STARLINK-4640 & OBJECT A Collision Probability (Pc) TrendNot Available

    STARLINK-4640 & OBJECT A Miss Distance (Miss Distance) Trend

    STARLINK-4640 & OBJECT A Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    OBJECT AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4640Collision Probability Trend

    Object 1 Probability TrendNot Available

    OBJECT ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4640

    No nearby objects data