Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.352273E-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 67873
    NORAD ID 67873
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0403 STARLINK-36783
    Time of Closest Approach 2026-09-07T21:23:29+0000
    Collision Probability (Pc) 1.352273E-6
    Conjunction Distance (km) 2.624 km
    Relative Speed (km/s) 10.912 km/s
    Conjunction Risk Parameters R (Radial): -1.438 | I (In-track): -1.54 | C (Cross-track): 1.562
    Collision Risk Index (CRI) 0.38
    X Position (km) 4179.74 4177.341
    Position Y (km) -233.787 -234.848
    Position Z (km) -5419.014 -5419.001
    Velocity X (km/s) 5.787 1.571
    Velocity Y (km/s) -1.967 7.407
    Velocity Z (km/s) 4.555 0.89

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0403 STARLINK-36783
    Semimajor Axis (a) 6840.383 km 6840.857 km
    Eccentricity (e) 0.000475 0.000108
    Inclination (i) 97.5603° 53.1577°
    RAAN 344.1695° 86.6130°
    Perigee Argument 55.9817° 98.4845°
    Mean Anomaly (M) 304.1876° 261.6280°
    Apogee 465.498 km 463.461 km
    Perigee 458.994 km 461.979 km
    Orbit Epoch 2026-09-05T05:27:34+0000 2026-09-04T23:24:03+0000

    ASTROCAST-0403 & STARLINK-36783 Collision Probability (Pc) Trend

    ASTROCAST-0403 & STARLINK-36783 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0403 & STARLINK-36783 Miss Distance (Miss Distance) Trend

    ASTROCAST-0403 & STARLINK-36783 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36783Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36783Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0403

    No nearby objects data