Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.253513E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T17:09:38+0800
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    1 Object 1

    AOE ID 52640
    NORAD ID 52640
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 60077
    NORAD ID 60077
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3977 STARLINK-32032
    Time of Closest Approach 2026-09-06T00:58:08+0000
    Collision Probability (Pc) 9.253513E-7
    Conjunction Distance (km) 2.992 km
    Relative Speed (km/s) 7.641 km/s
    Conjunction Risk Parameters R (Radial): -2.985 | I (In-track): 0.167 | C (Cross-track): 0.09
    Collision Risk Index (CRI) 0.34
    X Position (km) -1508.405 -1508.886
    Position Y (km) 4496.029 4498.054
    Position Z (km) -4933.533 -4935.681
    Velocity X (km/s) -7.134 -5.381
    Velocity Y (km/s) 0.511 -4.709
    Velocity Z (km/s) 2.649 -2.648

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3977 STARLINK-32032
    Semimajor Axis (a) 6837.880 km 6840.859 km
    Eccentricity (e) 0.000121 0.000117
    Inclination (i) 53.1587° 53.1594°
    RAAN 168.5915° 249.6772°
    Perigee Argument 78.6624° 83.6048°
    Mean Anomaly (M) 281.4514° 276.5088°
    Apogee 460.569 km 463.525 km
    Perigee 458.917 km 461.919 km
    Orbit Epoch 2026-09-04T03:56:36+0000 2026-09-03T09:22:43+0000

    STARLINK-3977 & STARLINK-32032 Collision Probability (Pc) Trend

    STARLINK-3977 & STARLINK-32032 Collision Probability (Pc) TrendNot Available

    STARLINK-3977 & STARLINK-32032 Miss Distance (Miss Distance) Trend

    STARLINK-3977 & STARLINK-32032 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3977Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-32032Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3977Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-32032Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3977

    No nearby objects data