Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    6.21732E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T21:29:35+0800
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    1 Object 1

    AOE ID 55112
    NORAD ID 55112
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 57338
    NORAD ID 57338
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-6374
    Time of Closest Approach 2026-09-14T04:16:37+0000
    Collision Probability (Pc) 6.21732E-6
    Conjunction Distance (km) 1.442 km
    Relative Speed (km/s) 10.947 km/s
    Conjunction Risk Parameters R (Radial): 1.442 | I (In-track): -0.033 | C (Cross-track): 0.021
    Collision Risk Index (CRI) 0.51
    X Position (km) -4921.942 -4920.9
    Position Y (km) 1242.96 1242.665
    Position Z (km) -4622.168 -4621.217
    Velocity X (km/s) 5.219 -1.123
    Velocity Y (km/s) 0.08 -7.49
    Velocity Z (km/s) -5.54 -0.818

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-6374
    Semimajor Axis (a) 6854.072 km 6861.210 km
    Eccentricity (e) 0.000716 0.000086
    Inclination (i) 97.5664° 43.0003°
    RAAN 350.8064° 279.8371°
    Perigee Argument 49.3513° 274.0599°
    Mean Anomaly (M) 310.8349° 86.0155°
    Apogee 480.844 km 483.661 km
    Perigee 471.026 km 482.485 km
    Orbit Epoch 2026-09-12T05:47:14+0000 2026-09-12T02:29:33+0000

    ASTROCAST-0404 & STARLINK-6374 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-6374 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-6374 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-6374 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-6374Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-6374Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data