Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.015603E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:58:49+0800
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    1 Object 1

    AOE ID 52487
    NORAD ID 52487
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 62634
    NORAD ID 62634
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3902 FLOCK 4G 28
    Time of Closest Approach 2026-09-05T10:42:33+0000
    Collision Probability (Pc) 3.015603E-6
    Conjunction Distance (km) 1.608 km
    Relative Speed (km/s) 6.194 km/s
    Conjunction Risk Parameters R (Radial): -1.325 | I (In-track): 0.832 | C (Cross-track): 0.37
    Collision Risk Index (CRI) 0.45
    X Position (km) -5557.742 -5558.967
    Position Y (km) 3145.332 3146.315
    Position Z (km) -2454.176 -2453.835
    Velocity X (km/s) -0.591 2.872
    Velocity Y (km/s) -5.298 -0.416
    Velocity Z (km/s) -5.464 -7.057

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3902 FLOCK 4G 28
    Semimajor Axis (a) 6837.856 km 6835.918 km
    Eccentricity (e) 0.000110 0.000256
    Inclination (i) 53.1608° 97.3987°
    RAAN 316.3616° 332.5953°
    Perigee Argument 85.7466° 58.5069°
    Mean Anomaly (M) 274.3662° 301.6424°
    Apogee 460.471 km 459.529 km
    Perigee 458.967 km 456.033 km
    Orbit Epoch 2026-09-04T21:18:56+0000 2026-09-04T16:38:19+0000

    STARLINK-3902 & FLOCK 4G 28 Collision Probability (Pc) Trend

    STARLINK-3902 & FLOCK 4G 28 Collision Probability (Pc) TrendNot Available

    STARLINK-3902 & FLOCK 4G 28 Miss Distance (Miss Distance) Trend

    STARLINK-3902 & FLOCK 4G 28 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3902Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 28Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3902Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 28Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3902

    No nearby objects data