Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.026643E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:51:35+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 67340
    NORAD ID 67340
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-36339
    Time of Closest Approach 2026-09-03T21:45:47+0000
    Collision Probability (Pc) 1.026643E-5
    Conjunction Distance (km) 1.176 km
    Relative Speed (km/s) 8.286 km/s
    Conjunction Risk Parameters R (Radial): -0.005 | I (In-track): 0.985 | C (Cross-track): 0.643
    Collision Risk Index (CRI) 0.55
    X Position (km) -5539.001 -5538.69
    Position Y (km) 2236.866 2236.216
    Position Z (km) -3382.002 -3382.931
    Velocity X (km/s) 3.864 -0.513
    Velocity Y (km/s) -0.318 -6.699
    Velocity Z (km/s) -6.555 -3.593

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-36339
    Semimajor Axis (a) 6854.995 km 6861.188 km
    Eccentricity (e) 0.000770 0.000117
    Inclination (i) 97.5652° 43.0006°
    RAAN 340.6217° 313.7483°
    Perigee Argument 81.7459° 25.8863°
    Mean Anomaly (M) 278.4654° 334.2047°
    Apogee 482.136 km 483.854 km
    Perigee 471.580 km 482.248 km
    Orbit Epoch 2026-09-02T05:36:02+0000 2026-09-01T13:51:13+0000

    ASTROCAST-0404 & STARLINK-36339 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-36339 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-36339 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-36339 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-36339Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-36339Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data