Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.33924E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:53:09+0800
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    1 Object 1

    AOE ID 55109
    NORAD ID 55109
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 58631
    NORAD ID 58631
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0402 STARLINK-31064
    Time of Closest Approach 2026-09-03T17:13:36+0000
    Collision Probability (Pc) 1.33924E-6
    Conjunction Distance (km) 2.948 km
    Relative Speed (km/s) 14.257 km/s
    Conjunction Risk Parameters R (Radial): 2.931 | I (In-track): -0.103 | C (Cross-track): -0.301
    Collision Risk Index (CRI) 0.38
    X Position (km) -6315.412 -6317.992
    Position Y (km) 1887.96 1889.028
    Position Z (km) 1885.812 1886.757
    Velocity X (km/s) -1.701 -0.351
    Velocity Y (km/s) 1.597 -5.949
    Velocity Z (km/s) -7.26 4.76

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0402 STARLINK-31064
    Semimajor Axis (a) 6852.864 km 6861.199 km
    Eccentricity (e) 0.000361 0.000127
    Inclination (i) 97.5568° 43.0012°
    RAAN 339.6857° 156.2115°
    Perigee Argument 342.2247° 259.2300°
    Mean Anomaly (M) 17.8867° 100.8408°
    Apogee 477.199 km 483.936 km
    Perigee 472.255 km 482.188 km
    Orbit Epoch 2026-09-02T05:59:24+0000 2026-09-01T19:36:52+0000

    ASTROCAST-0402 & STARLINK-31064 Collision Probability (Pc) Trend

    ASTROCAST-0402 & STARLINK-31064 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0402 & STARLINK-31064 Miss Distance (Miss Distance) Trend

    ASTROCAST-0402 & STARLINK-31064 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0402Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31064Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0402Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31064Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0402

    No nearby objects data