Conjunction Event Detail

    ✅
    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.997025E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T15:37:06+0800
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    1 Object 1

    AOE ID 52548
    NORAD ID 52548
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    AOE ID 68907
    NORAD ID 68907
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3931 STARLINK-37551
    Time of Closest Approach 2026-10-21T07:55:17+0000
    Collision Probability (Pc) 9.997025E-7
    Conjunction Distance (km) 2.88 km
    Relative Speed (km/s) 8.097 km/s
    Conjunction Risk Parameters R (Radial): -2.052 | I (In-track): -1.711 | C (Cross-track): 1.073
    Collision Risk Index (CRI) 0.35
    X Position (km) -3556.373 -3558.868
    Position Y (km) 3598.39 3599.828
    Position Z (km) -4616.114 -4616.115
    Velocity X (km/s) -6.511 -2.625
    Velocity Y (km/s) -2.218 4.516
    Velocity Z (km/s) 3.29 5.551

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3931 STARLINK-37551
    Semimajor Axis (a) 6843.369 km 6843.703 km
    Eccentricity (e) 0.000145 0.000177
    Inclination (i) 53.1579° 97.2852°
    RAAN 184.1713° 126.1150°
    Perigee Argument 88.5416° 79.9313°
    Mean Anomaly (M) 271.5752° 280.2130°
    Apogee 466.225 km 466.781 km
    Perigee 464.239 km 464.351 km
    Orbit Epoch 2026-10-19T23:19:29+0000 2026-10-19T10:41:28+0000

    STARLINK-3931 & STARLINK-37551 Collision Probability (Pc) Trend

    STARLINK-3931 & STARLINK-37551 Collision Probability (Pc) TrendNot Available

    STARLINK-3931 & STARLINK-37551 Miss Distance (Miss Distance) Trend

    STARLINK-3931 & STARLINK-37551 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3931Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37551Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3931Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37551Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3931

    No nearby objects data