Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.026874E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:51:33+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 55993
    NORAD ID 55993
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0404 STARLINK-5969
    Time of Closest Approach 2026-09-04T12:25:06+0000
    Collision Probability (Pc) 3.026874E-6
    Conjunction Distance (km) 1.927 km
    Relative Speed (km/s) 13.889 km/s
    Conjunction Risk Parameters R (Radial): 1.171 | I (In-track): 0.638 | C (Cross-track): -1.391
    Collision Risk Index (CRI) 0.45
    X Position (km) 5814.865 5816.544
    Position Y (km) -1311.211 -1310.279
    Position Z (km) -3399.478 -3399.327
    Velocity X (km/s) 3.377 -0.576
    Velocity Y (km/s) -1.945 6.706
    Velocity Z (km/s) 6.546 -3.574

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0404 STARLINK-5969
    Semimajor Axis (a) 6854.995 km 6861.195 km
    Eccentricity (e) 0.000770 0.000150
    Inclination (i) 97.5652° 43.0028°
    RAAN 340.6217° 145.3356°
    Perigee Argument 81.7459° 262.5202°
    Mean Anomaly (M) 278.4654° 97.5479°
    Apogee 482.136 km 484.091 km
    Perigee 471.580 km 482.025 km
    Orbit Epoch 2026-09-02T05:36:02+0000 2026-09-01T17:31:19+0000

    ASTROCAST-0404 & STARLINK-5969 Collision Probability (Pc) Trend

    ASTROCAST-0404 & STARLINK-5969 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0404 & STARLINK-5969 Miss Distance (Miss Distance) Trend

    ASTROCAST-0404 & STARLINK-5969 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0404Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-5969Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0404Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-5969Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0404

    No nearby objects data