Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.655931E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-30T00:33:32+0800
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    1 Object 1

    AOE ID 52642
    NORAD ID 52642
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 67878
    NORAD ID 67878
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3971 STARLINK-36689
    Time of Closest Approach 2026-08-29T19:52:29+0000
    Collision Probability (Pc) 9.655931E-7
    Conjunction Distance (km) 2.842 km
    Relative Speed (km/s) 7.385 km/s
    Conjunction Risk Parameters R (Radial): 2.632 | I (In-track): 0.937 | C (Cross-track): 0.523
    Collision Risk Index (CRI) 0.35
    X Position (km) 1910.186 1909.942
    Position Y (km) 4284.395 4286.482
    Position Z (km) -4982.264 -4984.178
    Velocity X (km/s) -7.189 -5
    Velocity Y (km/s) 0.263 5.17
    Velocity Z (km/s) -2.533 2.532

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3971 STARLINK-36689
    Semimajor Axis (a) 6837.872 km 6840.786 km
    Eccentricity (e) 0.000131 0.000111
    Inclination (i) 53.1587° 53.1598°
    RAAN 196.1424° 127.5379°
    Perigee Argument 113.8392° 90.9962°
    Mean Anomaly (M) 246.2748° 269.1168°
    Apogee 460.631 km 463.410 km
    Perigee 458.839 km 461.888 km
    Orbit Epoch 2026-08-29T04:45:00+0000 2026-08-27T22:49:40+0000

    STARLINK-3971 & STARLINK-36689 Collision Probability (Pc) Trend

    STARLINK-3971 & STARLINK-36689 Collision Probability (Pc) TrendNot Available

    STARLINK-3971 & STARLINK-36689 Miss Distance (Miss Distance) Trend

    STARLINK-3971 & STARLINK-36689 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3971Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36689Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3971Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36689Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3971

    No nearby objects data