Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.558883E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T05:20:02+0800
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    1 Object 1

    AOE ID 51117
    NORAD ID 51117
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 52869
    NORAD ID 52869
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-3391 STARLINK-4266
    Time of Closest Approach 2026-09-09T22:20:25+0000
    Collision Probability (Pc) 9.558883E-7
    Conjunction Distance (km) 2.932 km
    Relative Speed (km/s) 7.77 km/s
    Conjunction Risk Parameters R (Radial): -2.698 | I (In-track): -0.986 | C (Cross-track): -0.582
    Collision Risk Index (CRI) 0.35
    X Position (km) -2756.96 -2758.981
    Position Y (km) 3891.469 3892.341
    Position Z (km) -4907.82 -4909.757
    Velocity X (km/s) -6.966 -3.744
    Velocity Y (km/s) -1.522 -6.066
    Velocity Z (km/s) 2.708 -2.707

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-3391 STARLINK-4266
    Semimajor Axis (a) 6837.865 km 6840.922 km
    Eccentricity (e) 0.000136 0.000091
    Inclination (i) 53.1622° 53.1579°
    RAAN 179.4052° 257.1721°
    Perigee Argument 90.4463° 103.0771°
    Mean Anomaly (M) 269.6696° 257.0334°
    Apogee 460.659 km 463.411 km
    Perigee 458.797 km 462.159 km
    Orbit Epoch 2026-09-09T03:52:13+0000 2026-09-09T10:20:24+0000

    STARLINK-3391 & STARLINK-4266 Collision Probability (Pc) Trend

    STARLINK-3391 & STARLINK-4266 Collision Probability (Pc) TrendNot Available

    STARLINK-3391 & STARLINK-4266 Miss Distance (Miss Distance) Trend

    STARLINK-3391 & STARLINK-4266 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-3391Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-4266Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-3391Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-4266Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-3391

    No nearby objects data