Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.798341E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T20:34:06+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 67865
    NORAD ID 67865
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0403 STARLINK-36738
    Time of Closest Approach 2026-09-08T04:25:52+0000
    Collision Probability (Pc) 1.798341E-6
    Conjunction Distance (km) 2.259 km
    Relative Speed (km/s) 11.071 km/s
    Conjunction Risk Parameters R (Radial): -1.766 | I (In-track): 0.973 | C (Cross-track): 1.017
    Collision Risk Index (CRI) 0.4
    X Position (km) -4152.273 -4152.165
    Position Y (km) 204.537 203.749
    Position Z (km) 5425.006 5422.892
    Velocity X (km/s) -5.837 -1.38
    Velocity Y (km/s) 1.942 -7.473
    Velocity Z (km/s) -4.525 -0.774

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0403 STARLINK-36738
    Semimajor Axis (a) 6840.383 km 6840.787 km
    Eccentricity (e) 0.000475 0.000086
    Inclination (i) 97.5603° 53.1585°
    RAAN 344.1695° 90.1668°
    Perigee Argument 55.9817° 83.5120°
    Mean Anomaly (M) 304.1876° 276.5980°
    Apogee 465.498 km 463.239 km
    Perigee 458.994 km 462.061 km
    Orbit Epoch 2026-09-05T05:27:34+0000 2026-09-04T23:24:44+0000

    ASTROCAST-0403 & STARLINK-36738 Collision Probability (Pc) Trend

    ASTROCAST-0403 & STARLINK-36738 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0403 & STARLINK-36738 Miss Distance (Miss Distance) Trend

    ASTROCAST-0403 & STARLINK-36738 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36738Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36738Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0403

    No nearby objects data