Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.181122E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T05:50:25+0800
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    1 Object 1

    AOE ID 55110
    NORAD ID 55110
    Object Type PAYLOAD
    Country
    CH CH
    VS

    2 Object 2

    AOE ID 63680
    NORAD ID 63680
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ASTROCAST-0401 STARLINK-33887
    Time of Closest Approach 2026-09-03T03:37:03+0000
    Collision Probability (Pc) 2.181122E-6
    Conjunction Distance (km) 2.175 km
    Relative Speed (km/s) 13.259 km/s
    Conjunction Risk Parameters R (Radial): 1.152 | I (In-track): -0.911 | C (Cross-track): -1.603
    Collision Risk Index (CRI) 0.42
    X Position (km) -5224.796 -5224.634
    Position Y (km) 1264.093 1265.523
    Position Z (km) 4252.808 4254.437
    Velocity X (km/s) -4.238 -0.015
    Velocity Y (km/s) 2.34 -7.317
    Velocity Z (km/s) -5.89 2.153

    Orbital Parameters 国际轨道数据源

    Parameter ASTROCAST-0401 STARLINK-33887
    Semimajor Axis (a) 6853.331 km 6861.172 km
    Eccentricity (e) 0.000673 0.000106
    Inclination (i) 97.5547° 43.0026°
    RAAN 339.4150° 120.5165°
    Perigee Argument 293.0449° 256.4377°
    Mean Anomaly (M) 67.0082° 103.6357°
    Apogee 479.803 km 483.761 km
    Perigee 470.585 km 482.309 km
    Orbit Epoch 2026-09-02T05:01:50+0000 2026-08-31T23:32:50+0000

    ASTROCAST-0401 & STARLINK-33887 Collision Probability (Pc) Trend

    ASTROCAST-0401 & STARLINK-33887 Collision Probability (Pc) TrendNot Available

    ASTROCAST-0401 & STARLINK-33887 Miss Distance (Miss Distance) Trend

    ASTROCAST-0401 & STARLINK-33887 Miss Distance (Miss Distance) TrendNot Available

    ASTROCAST-0401Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33887Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ASTROCAST-0401Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33887Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ASTROCAST-0401

    No nearby objects data