Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    6.495123E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T16:27:52+0800
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    1 Object 1

    AOE ID 63061
    NORAD ID 63061
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 64323
    NORAD ID 64323
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11409 STARLINK-11728
    Time of Closest Approach 2026-09-07T14:00:23+0000
    Collision Probability (Pc) 6.495123E-7
    Conjunction Distance (km) 2.084 km
    Relative Speed (km/s) 1.219 km/s
    Conjunction Risk Parameters R (Radial): -1.854 | I (In-track): -0.945 | C (Cross-track): -0.074
    Collision Risk Index (CRI) 0.31
    X Position (km) -496.973 -495.892
    Position Y (km) 4912.1 4910.841
    Position Z (km) 4569.588 4568.329
    Velocity X (km/s) -7.678 -7.596
    Velocity Y (km/s) -0.359 -1.182
    Velocity Z (km/s) -0.448 0.446

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11409 STARLINK-11728
    Semimajor Axis (a) 6734.572 km 6734.353 km
    Eccentricity (e) 0.000213 0.000173
    Inclination (i) 43.0013° 42.9993°
    RAAN 15.6877° 27.4670°
    Perigee Argument 260.4135° 293.0844°
    Mean Anomaly (M) 99.6492° 66.9842°
    Apogee 357.872 km 357.380 km
    Perigee 354.998 km 355.052 km
    Orbit Epoch 2026-09-04T20:00:04+0000 2026-09-05T02:09:18+0000

    STARLINK-11409 & STARLINK-11728 Collision Probability (Pc) Trend

    STARLINK-11409 & STARLINK-11728 Collision Probability (Pc) TrendNot Available

    STARLINK-11409 & STARLINK-11728 Miss Distance (Miss Distance) Trend

    STARLINK-11409 & STARLINK-11728 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11409Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11728Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11409Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11728Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11409

    No nearby objects data