Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.711845E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T14:58:41+0800
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    1 Object 1

    AOE ID 52634
    NORAD ID 52634
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68973
    NORAD ID 68973
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3974 STARLINK-37387
    Time of Closest Approach 2026-09-13T17:34:31+0000
    Collision Probability (Pc) 5.711845E-7
    Conjunction Distance (km) 2.916 km
    Relative Speed (km/s) 2.888 km/s
    Conjunction Risk Parameters R (Radial): 2.712 | I (In-track): -1.05 | C (Cross-track): -0.202
    Collision Risk Index (CRI) 0.3
    X Position (km) 3594.96 3596.931
    Position Y (km) 2134.004 2133.93
    Position Z (km) -5418.07 -5420.217
    Velocity X (km/s) -4.804 -2.838
    Velocity Y (km/s) 5.856 7.021
    Velocity Z (km/s) -0.882 0.881

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3974 STARLINK-37387
    Semimajor Axis (a) 6837.886 km 6840.874 km
    Eccentricity (e) 0.000128 0.000126
    Inclination (i) 53.1595° 53.1584°
    RAAN 147.7013° 122.1717°
    Perigee Argument 96.3278° 101.0754°
    Mean Anomaly (M) 263.7871° 259.0390°
    Apogee 460.623 km 463.602 km
    Perigee 458.875 km 461.872 km
    Orbit Epoch 2026-09-10T21:15:52+0000 2026-09-10T11:46:13+0000

    STARLINK-3974 & STARLINK-37387 Collision Probability (Pc) Trend

    STARLINK-3974 & STARLINK-37387 Collision Probability (Pc) TrendNot Available

    STARLINK-3974 & STARLINK-37387 Miss Distance (Miss Distance) Trend

    STARLINK-3974 & STARLINK-37387 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3974Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37387Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3974Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37387Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3974

    No nearby objects data