Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.120347E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-08-31T09:50:24+0800
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    1 Object 1

    AOE ID 63494
    NORAD ID 63494
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 68405
    NORAD ID 68405
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-33819 SHIYAN-33
    Time of Closest Approach 2026-08-31T12:46:45+0000
    Collision Probability (Pc) 1.120347E-6
    Conjunction Distance (km) 2.996 km
    Relative Speed (km/s) 10.781 km/s
    Conjunction Risk Parameters R (Radial): -2.906 | I (In-track): 0.504 | C (Cross-track): -0.52
    Collision Risk Index (CRI) 0.36
    X Position (km) 3589.388 3590.291
    Position Y (km) -2204.733 -2205.76
    Position Z (km) -5424.77 -5427.435
    Velocity X (km/s) 4.967 4.153
    Velocity Y (km/s) 5.683 -4.442
    Velocity Z (km/s) 0.961 4.573

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-33819 SHIYAN-33
    Semimajor Axis (a) 6846.745 km 6862.146 km
    Eccentricity (e) 0.001788 0.002011
    Inclination (i) 53.1558° 97.4580°
    RAAN 46.6454° 317.8790°
    Perigee Argument 157.5180° 48.7560°
    Mean Anomaly (M) 202.6609° 311.5407°
    Apogee 480.848 km 497.809 km
    Perigee 456.368 km 470.209 km
    Orbit Epoch 2026-08-30T19:53:44+0000 2026-08-30T16:34:06+0000

    STARLINK-33819 & SHIYAN-33 Collision Probability (Pc) Trend

    STARLINK-33819 & SHIYAN-33 Collision Probability (Pc) TrendNot Available

    STARLINK-33819 & SHIYAN-33 Miss Distance (Miss Distance) Trend

    STARLINK-33819 & SHIYAN-33 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-33819Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SHIYAN-33Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-33819Collision Probability Trend

    Object 1 Probability TrendNot Available

    SHIYAN-33Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-33819

    No nearby objects data