Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    8.559844E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T13:58:32+0800
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    1 Object 1

    AOE ID 62990
    NORAD ID 62990
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 63186
    NORAD ID 63186
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-11572 STARLINK-11646
    Time of Closest Approach 2026-09-05T20:39:16+0000
    Collision Probability (Pc) 8.559844E-7
    Conjunction Distance (km) 2.4 km
    Relative Speed (km/s) 3.741 km/s
    Conjunction Risk Parameters R (Radial): -2.211 | I (In-track): -0.905 | C (Cross-track): -0.227
    Collision Risk Index (CRI) 0.34
    X Position (km) -2196.295 -2196.415
    Position Y (km) -4580.567 -4578.66
    Position Z (km) -4422.994 -4421.543
    Velocity X (km/s) 7.257 6.197
    Velocity Y (km/s) -2.118 -4.334
    Velocity Z (km/s) -1.41 1.41

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-11572 STARLINK-11646
    Semimajor Axis (a) 6734.547 km 6734.266 km
    Eccentricity (e) 0.000245 0.000258
    Inclination (i) 43.0005° 42.9993°
    RAAN 2.0484° 326.8520°
    Perigee Argument 269.9374° 262.3256°
    Mean Anomaly (M) 90.1213° 97.7319°
    Apogee 358.061 km 357.867 km
    Perigee 354.759 km 354.391 km
    Orbit Epoch 2026-09-04T17:38:15+0000 2026-09-03T15:34:48+0000

    STARLINK-11572 & STARLINK-11646 Collision Probability (Pc) Trend

    STARLINK-11572 & STARLINK-11646 Collision Probability (Pc) TrendNot Available

    STARLINK-11572 & STARLINK-11646 Miss Distance (Miss Distance) Trend

    STARLINK-11572 & STARLINK-11646 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-11572Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-11646Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-11572Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-11646Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-11572

    No nearby objects data