Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    3.208003E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T21:00:56+0800
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    1 Object 1

    AOE ID 53249
    NORAD ID 53249
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62652
    NORAD ID 62652
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4128 FLOCK 4G 31
    Time of Closest Approach 2026-10-29T11:47:45+0000
    Collision Probability (Pc) 3.208003E-4
    Conjunction Distance (km) 0.401 km
    Relative Speed (km/s) 14.761 km/s
    Conjunction Risk Parameters R (Radial): -0.302 | I (In-track): -0.064 | C (Cross-track): -0.255
    Collision Risk Index (CRI) 0.85
    X Position (km) -6284.341 -6284.521
    Position Y (km) -2726.013 -2726.358
    Position Z (km) -13.847 -13.944
    Velocity X (km/s) 1.815 -0.384
    Velocity Y (km/s) -4.198 0.902
    Velocity Z (km/s) 6.109 -7.567

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4128 FLOCK 4G 31
    Semimajor Axis (a) 6848.914 km 6848.378 km
    Eccentricity (e) 0.000092 0.000173
    Inclination (i) 53.1582° 97.3898°
    RAAN 214.1725° 20.9590°
    Perigee Argument 111.5224° 151.9172°
    Mean Anomaly (M) 248.5876° 208.2163°
    Apogee 471.410 km 471.426 km
    Perigee 470.144 km 469.056 km
    Orbit Epoch 2026-10-27T04:59:09+0000 2026-10-26T23:26:23+0000

    STARLINK-4128 & FLOCK 4G 31 Collision Probability (Pc) Trend

    STARLINK-4128 & FLOCK 4G 31 Collision Probability (Pc) TrendNot Available

    STARLINK-4128 & FLOCK 4G 31 Miss Distance (Miss Distance) Trend

    STARLINK-4128 & FLOCK 4G 31 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4128Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 31Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4128Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 31Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4128

    No nearby objects data