Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.148665E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:58:49+0800
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    1 Object 1

    AOE ID 53964
    NORAD ID 53964
    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-4633 FLOCK 4G 28
    Time of Closest Approach 2026-09-05T07:21:43+0000
    Collision Probability (Pc) 2.148665E-6
    Conjunction Distance (km) 2.248 km
    Relative Speed (km/s) 14.574 km/s
    Conjunction Risk Parameters R (Radial): 2.218 | I (In-track): -0.099 | C (Cross-track): -0.347
    Collision Risk Index (CRI) 0.42
    X Position (km) -5506.731 -5505.139
    Position Y (km) 2294.427 2293.407
    Position Z (km) 3339.93 3338.717
    Velocity X (km/s) 0.491 -2.983
    Velocity Y (km/s) -5.89 2.464
    Velocity Z (km/s) 4.839 -6.586

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4633 FLOCK 4G 28
    Semimajor Axis (a) 6840.868 km 6835.918 km
    Eccentricity (e) 0.000106 0.000256
    Inclination (i) 53.1607° 97.3987°
    RAAN 134.4224° 332.5953°
    Perigee Argument 91.5206° 58.5069°
    Mean Anomaly (M) 268.5919° 301.6424°
    Apogee 463.459 km 459.529 km
    Perigee 462.003 km 456.033 km
    Orbit Epoch 2026-09-04T21:49:09+0000 2026-09-04T16:38:19+0000

    STARLINK-4633 & FLOCK 4G 28 Collision Probability (Pc) Trend

    STARLINK-4633 & FLOCK 4G 28 Collision Probability (Pc) TrendNot Available

    STARLINK-4633 & FLOCK 4G 28 Miss Distance (Miss Distance) Trend

    STARLINK-4633 & FLOCK 4G 28 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4633Miss 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-4633Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 28Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4633

    No nearby objects data