Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.300315E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T08:04:51+0800
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    1 Object 1

    AOE ID 53415
    NORAD ID 53415
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 69549
    NORAD ID 69549
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4479 STARLINK-37871
    Time of Closest Approach 2026-09-03T11:16:27+0000
    Collision Probability (Pc) 1.300315E-6
    Conjunction Distance (km) 2.858 km
    Relative Speed (km/s) 12.639 km/s
    Conjunction Risk Parameters R (Radial): 2.453 | I (In-track): -0.826 | C (Cross-track): -1.21
    Collision Risk Index (CRI) 0.37
    X Position (km) -1002.756 -1003.581
    Position Y (km) 4040.493 4039.617
    Position Z (km) 5428.377 5425.786
    Velocity X (km/s) -7.057 0.114
    Velocity Y (km/s) -2.805 6.138
    Velocity Z (km/s) 0.783 -4.538

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4479 STARLINK-37871
    Semimajor Axis (a) 6848.958 km 6843.660 km
    Eccentricity (e) 0.000131 0.000048
    Inclination (i) 53.1608° 97.2855°
    RAAN 34.3751° 273.4287°
    Perigee Argument 72.5341° 101.2898°
    Mean Anomaly (M) 287.5803° 258.8399°
    Apogee 471.715 km 465.854 km
    Perigee 469.927 km 465.192 km
    Orbit Epoch 2026-09-01T16:37:58+0000 2026-09-02T12:47:52+0000

    STARLINK-4479 & STARLINK-37871 Collision Probability (Pc) Trend

    STARLINK-4479 & STARLINK-37871 Collision Probability (Pc) TrendNot Available

    STARLINK-4479 & STARLINK-37871 Miss Distance (Miss Distance) Trend

    STARLINK-4479 & STARLINK-37871 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4479Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37871Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4479Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37871Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4479

    No nearby objects data