Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.168064E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T10:23:57+0800
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    1 Object 1

    AOE ID 51994
    NORAD ID 51994
    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-3647 STARLINK-37387
    Time of Closest Approach 2026-09-12T12:05:19+0000
    Collision Probability (Pc) 1.168064E-6
    Conjunction Distance (km) 2.971 km
    Relative Speed (km/s) 11.407 km/s
    Conjunction Risk Parameters R (Radial): -2.923 | I (In-track): 0.357 | C (Cross-track): -0.387
    Collision Risk Index (CRI) 0.36
    X Position (km) -190.319 -189.873
    Position Y (km) 6170.349 6172.998
    Position Z (km) -2950.019 -2951.287
    Velocity X (km/s) -4.993 -5.143
    Velocity Y (km/s) -2.611 2.298
    Velocity Z (km/s) -5.148 5.147

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3647 STARLINK-37387
    Semimajor Axis (a) 6837.859 km 6840.874 km
    Eccentricity (e) 0.000126 0.000126
    Inclination (i) 53.1587° 53.1584°
    RAAN 261.0120° 122.1717°
    Perigee Argument 76.1024° 101.0754°
    Mean Anomaly (M) 284.0119° 259.0390°
    Apogee 460.585 km 463.602 km
    Perigee 458.859 km 461.872 km
    Orbit Epoch 2026-09-10T07:36:49+0000 2026-09-10T11:46:13+0000

    STARLINK-3647 & STARLINK-37387 Collision Probability (Pc) Trend

    STARLINK-3647 & STARLINK-37387 Collision Probability (Pc) TrendNot Available

    STARLINK-3647 & STARLINK-37387 Miss Distance (Miss Distance) Trend

    STARLINK-3647 & STARLINK-37387 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3647Miss 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-3647Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37387Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3647

    No nearby objects data