Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.635058E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-06T05:21:22+0800
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    1 Object 1

    AOE ID 55111
    NORAD ID 55111
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 68965
    NORAD ID 68965
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0403 STARLINK-36664
    Time of Closest Approach 2026-09-06T04:47:45+0000
    Collision Probability (Pc) 4.635058E-6
    Conjunction Distance (km) 1.678 km
    Relative Speed (km/s) 14.521 km/s
    Conjunction Risk Parameters R (Radial): 0.943 | I (In-track): 0.414 | C (Cross-track): 1.326
    Collision Risk Index (CRI) 0.48
    X Position (km) 5752.452 5751.115
    Position Y (km) -1033.727 -1034.74
    Position Z (km) -3565.048 -3565.1
    Velocity X (km/s) 3.649 -1.832
    Velocity Y (km/s) -1.85 5.774
    Velocity Z (km/s) 6.438 -4.638

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0403 STARLINK-36664
    Semimajor Axis (a) 6840.383 km 6840.799 km
    Eccentricity (e) 0.000475 0.000110
    Inclination (i) 97.5603° 53.1565°
    RAAN 344.1695° 146.1144°
    Perigee Argument 55.9817° 88.2607°
    Mean Anomaly (M) 304.1876° 271.8521°
    Apogee 465.498 km 463.412 km
    Perigee 458.994 km 461.912 km
    Orbit Epoch 2026-09-05T05:27:34+0000 2026-09-05T10:38:37+0000

    ASTROCAST-0403 & STARLINK-36664 Collision Probability (Pc) Trend

    ASTROCAST-0403 & STARLINK-36664 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0403 & STARLINK-36664 Miss Distance (Miss Distance) Trend

    ASTROCAST-0403 & STARLINK-36664 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36664Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36664Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0403

    No nearby objects data