Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.383903E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T00:48:04+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 64492
    NORAD ID 64492
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4640 STARLINK-34522
    Time of Closest Approach 2026-09-04T03:35:50+0000
    Collision Probability (Pc) 1.383903E-6
    Conjunction Distance (km) 2.678 km
    Relative Speed (km/s) 11.993 km/s
    Conjunction Risk Parameters R (Radial): -0.477 | I (In-track): -1.629 | C (Cross-track): 2.071
    Collision Risk Index (CRI) 0.38
    X Position (km) -6538.479 -6537.616
    Position Y (km) 1018.325 1020.857
    Position Z (km) 1728.901 1728.784
    Velocity X (km/s) 0.778 -2.236
    Velocity Y (km/s) -4.91 -4.44
    Velocity Z (km/s) 5.799 -5.799

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4640 STARLINK-34522
    Semimajor Axis (a) 6840.877 km 6840.817 km
    Eccentricity (e) 0.000136 0.000130
    Inclination (i) 53.1589° 53.1596°
    RAAN 169.6135° 14.1322°
    Perigee Argument 87.3295° 91.8362°
    Mean Anomaly (M) 272.7864° 268.2790°
    Apogee 463.672 km 463.570 km
    Perigee 461.808 km 461.790 km
    Orbit Epoch 2026-09-02T01:29:35+0000 2026-09-01T15:29:42+0000

    STARLINK-4640 & STARLINK-34522 Collision Probability (Pc) Trend

    STARLINK-4640 & STARLINK-34522 Collision Probability (Pc) TrendNot Available

    STARLINK-4640 & STARLINK-34522 Miss Distance (Miss Distance) Trend

    STARLINK-4640 & STARLINK-34522 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-34522Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4640Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-34522Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4640

    No nearby objects data