Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.289967E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T04:18:56+0800
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    1 Object 1

    AOE ID 26365
    NORAD ID 26365
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 63894
    NORAD ID 63894
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SIMSAT 1 STARLINK-33973
    Time of Closest Approach 2026-09-02T22:20:12+0000
    Collision Probability (Pc) 1.289967E-6
    Conjunction Distance (km) 2.977 km
    Relative Speed (km/s) 13.631 km/s
    Conjunction Risk Parameters R (Radial): 0.912 | I (In-track): -1.276 | C (Cross-track): 2.53
    Collision Risk Index (CRI) 0.37
    X Position (km) -281.993 -279.411
    Position Y (km) 6599.245 6599.933
    Position Z (km) -1858.22 -1859.531
    Velocity X (km/s) -0.592 -5.729
    Velocity Y (km/s) 2.023 -1.584
    Velocity Z (km/s) 7.326 -4.773

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 1 STARLINK-33973
    Semimajor Axis (a) 6858.793 km 6861.159 km
    Eccentricity (e) 0.001028 0.000146
    Inclination (i) 86.3390° 43.0007°
    RAAN 93.6710° 263.1782°
    Perigee Argument 58.6520° 280.0129°
    Mean Anomaly (M) 301.5732° 80.0557°
    Apogee 487.707 km 484.027 km
    Perigee 473.605 km 482.017 km
    Orbit Epoch 2026-09-02T12:58:38+0000 2026-09-01T10:55:38+0000

    SIMSAT 1 & STARLINK-33973 Collision Probability (Pc) Trend

    SIMSAT 1 & STARLINK-33973 Collision Probability (Pc) TrendNot Available

    SIMSAT 1 & STARLINK-33973 Miss Distance (Miss Distance) Trend

    SIMSAT 1 & STARLINK-33973 Miss Distance (Miss Distance) TrendNot Available

    SIMSAT 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-33973Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIMSAT 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-33973Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIMSAT 1

    No nearby objects data