Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.469129E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:50:55+0800
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    1 Object 1

    AOE ID 55111
    NORAD ID 55111
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 66025
    NORAD ID 66025
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0403 STARLINK-35280
    Time of Closest Approach 2026-09-03T14:15:53+0000
    Collision Probability (Pc) 4.469129E-6
    Conjunction Distance (km) 1.41 km
    Relative Speed (km/s) 6.011 km/s
    Conjunction Risk Parameters R (Radial): -1.226 | I (In-track): 0.638 | C (Cross-track): -0.274
    Collision Risk Index (CRI) 0.48
    X Position (km) 6351.631 6350.717
    Position Y (km) -1743.738 -1743.295
    Position Z (km) -1861.553 -1860.576
    Velocity X (km/s) 1.698 2.819
    Velocity Y (km/s) -1.548 4.156
    Velocity Z (km/s) 7.278 5.748

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0403 STARLINK-35280
    Semimajor Axis (a) 6840.696 km 6840.824 km
    Eccentricity (e) 0.000489 0.000101
    Inclination (i) 97.5606° 53.1605°
    RAAN 341.0974° 5.3901°
    Perigee Argument 65.2422° 83.1967°
    Mean Anomaly (M) 294.9329° 276.9151°
    Apogee 465.905 km 463.378 km
    Perigee 459.213 km 461.996 km
    Orbit Epoch 2026-09-02T05:28:04+0000 2026-09-01T18:34:55+0000

    ASTROCAST-0403 & STARLINK-35280 Collision Probability (Pc) Trend

    ASTROCAST-0403 & STARLINK-35280 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0403 & STARLINK-35280 Miss Distance (Miss Distance) Trend

    ASTROCAST-0403 & STARLINK-35280 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0403Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35280Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0403Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35280Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0403

    No nearby objects data