Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.405168E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T15:38:04+0800
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    1 Object 1

    AOE ID 51738
    NORAD ID 51738
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68399
    NORAD ID 68399
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3515 STARLINK-37187
    Time of Closest Approach 2026-09-04T15:23:35+0000
    Collision Probability (Pc) 1.405168E-6
    Conjunction Distance (km) 2.874 km
    Relative Speed (km/s) 14.645 km/s
    Conjunction Risk Parameters R (Radial): -2.761 | I (In-track): 0.228 | C (Cross-track): 0.759
    Collision Risk Index (CRI) 0.38
    X Position (km) 5660.42 5657.708
    Position Y (km) 2714.681 2714.181
    Position Z (km) 2730.287 2729.482
    Velocity X (km/s) -0.073 -2.271
    Velocity Y (km/s) 5.5 -2.26
    Velocity Z (km/s) -5.294 6.929

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3515 STARLINK-37187
    Semimajor Axis (a) 6848.866 km 6843.687 km
    Eccentricity (e) 0.000134 0.000066
    Inclination (i) 53.1594° 97.2869°
    RAAN 231.1601° 27.8499°
    Perigee Argument 89.5695° 83.5753°
    Mean Anomaly (M) 270.5459° 276.5565°
    Apogee 471.645 km 466.003 km
    Perigee 469.813 km 465.097 km
    Orbit Epoch 2026-09-03T05:51:19+0000 2026-09-03T15:47:55+0000

    STARLINK-3515 & STARLINK-37187 Collision Probability (Pc) Trend

    STARLINK-3515 & STARLINK-37187 Collision Probability (Pc) TrendNot Available

    STARLINK-3515 & STARLINK-37187 Miss Distance (Miss Distance) Trend

    STARLINK-3515 & STARLINK-37187 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3515Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37187Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3515Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37187Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3515

    No nearby objects data