Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    5.533649E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:45:44+0800
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    1 Object 1

    AOE ID 69687
    NORAD ID 69687
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 69976
    NORAD ID 69976
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-37977 STARLINK-37993
    Time of Closest Approach 2026-10-21T17:52:40+0000
    Collision Probability (Pc) 5.533649E-7
    Conjunction Distance (km) 2.007 km
    Relative Speed (km/s) 0.627 km/s
    Conjunction Risk Parameters R (Radial): 1.905 | I (In-track): -0.63 | C (Cross-track): -0.03
    Collision Risk Index (CRI) 0.3
    X Position (km) -579.838 -579.529
    Position Y (km) -648.802 -649.404
    Position Z (km) -6795.294 -6797.183
    Velocity X (km/s) -5.912 -5.499
    Velocity Y (km/s) 4.802 5.267
    Velocity Z (km/s) 0.046 -0.034

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-37977 STARLINK-37993
    Semimajor Axis (a) 6843.783 km 6843.642 km
    Eccentricity (e) 0.000053 0.000287
    Inclination (i) 97.2837° 97.2874°
    RAAN 138.7914° 134.2916°
    Perigee Argument 356.0548° 91.1928°
    Mean Anomaly (M) 4.0690° 268.9643°
    Apogee 466.011 km 467.469 km
    Perigee 465.281 km 463.541 km
    Orbit Epoch 2026-10-19T13:01:15+0000 2026-10-19T19:17:23+0000

    STARLINK-37977 & STARLINK-37993 Collision Probability (Pc) Trend

    STARLINK-37977 & STARLINK-37993 Collision Probability (Pc) TrendNot Available

    STARLINK-37977 & STARLINK-37993 Miss Distance (Miss Distance) Trend

    STARLINK-37977 & STARLINK-37993 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-37977Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37993Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-37977Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37993Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-37977

    No nearby objects data