Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.54091E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T05:38:11+0800
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    1 Object 1

    AOE ID 51988
    NORAD ID 51988
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 62637
    NORAD ID 62637
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3640 FLOCK 4G 24
    Time of Closest Approach 2026-10-22T00:43:37+0000
    Collision Probability (Pc) 2.54091E-6
    Conjunction Distance (km) 1.882 km
    Relative Speed (km/s) 9.541 km/s
    Conjunction Risk Parameters R (Radial): -0.906 | I (In-track): 1.29 | C (Cross-track): 1.027
    Collision Risk Index (CRI) 0.43
    X Position (km) -4051.233 -4051.097
    Position Y (km) -1937.91 -1937.009
    Position Z (km) 5160.481 5162.127
    Velocity X (km/s) 0.897 -5.745
    Velocity Y (km/s) -7.304 -1.088
    Velocity Z (km/s) -2.034 -4.907

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3640 FLOCK 4G 24
    Semimajor Axis (a) 6848.837 km 6847.895 km
    Eccentricity (e) 0.000125 0.000289
    Inclination (i) 53.1561° 97.3947°
    RAAN 97.0081° 14.1405°
    Perigee Argument 97.5395° 180.8274°
    Mean Anomaly (M) 262.5748° 179.2963°
    Apogee 471.557 km 471.738 km
    Perigee 469.843 km 467.778 km
    Orbit Epoch 2026-10-19T11:10:51+0000 2026-10-19T04:45:21+0000

    STARLINK-3640 & FLOCK 4G 24 Collision Probability (Pc) Trend

    STARLINK-3640 & FLOCK 4G 24 Collision Probability (Pc) TrendNot Available

    STARLINK-3640 & FLOCK 4G 24 Miss Distance (Miss Distance) Trend

    STARLINK-3640 & FLOCK 4G 24 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3640Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4G 24Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3640Collision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4G 24Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3640

    No nearby objects data