Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.357976E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-23T20:59:35+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 69142
    NORAD ID 69142
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-37655
    Time of Closest Approach 2026-10-23T19:06:15+0000
    Collision Probability (Pc) 1.357976E-6
    Conjunction Distance (km) 2.662 km
    Relative Speed (km/s) 11.424 km/s
    Conjunction Risk Parameters R (Radial): -0.885 | I (In-track): -1.653 | C (Cross-track): 1.888
    Collision Risk Index (CRI) 0.38
    X Position (km) -1322.996 -1323.153
    Position Y (km) 202.529 200.015
    Position Z (km) -6720.298 -6719.44
    Velocity X (km/s) 6.229 -4.874
    Velocity Y (km/s) 4.245 5.742
    Velocity Z (km/s) -1.1 1.131

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-37655
    Semimajor Axis (a) 6848.863 km 6843.650 km
    Eccentricity (e) 0.000570 0.000093
    Inclination (i) 97.5661° 97.2869°
    RAAN 32.1149° 129.6362°
    Perigee Argument 250.3966° 105.0394°
    Mean Anomaly (M) 109.6661° 255.0952°
    Apogee 474.627 km 466.151 km
    Perigee 466.825 km 464.875 km
    Orbit Epoch 2026-10-22T18:26:50+0000 2026-10-21T23:36:33+0000

    ASTROCAST-0404 & STARLINK-37655 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-37655 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-37655 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-37655 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37655Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37655Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data