Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.146114E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T00:56:03+0800
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    1 Object 1

    AOE ID 26366
    NORAD ID 26366
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 58609
    NORAD ID 58609
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SIMSAT 2 STARLINK-31085
    Time of Closest Approach 2026-09-13T14:03:54+0000
    Collision Probability (Pc) 3.146114E-6
    Conjunction Distance (km) 1.814 km
    Relative Speed (km/s) 11.393 km/s
    Conjunction Risk Parameters R (Radial): -1.251 | I (In-track): 0.873 | C (Cross-track): -0.98
    Collision Risk Index (CRI) 0.45
    X Position (km) -823.309 -824.413
    Position Y (km) -5051.902 -5052.139
    Position Z (km) 4558.361 4559.78
    Velocity X (km/s) -0.17 7.539
    Velocity Y (km/s) -5.098 -0.199
    Velocity Z (km/s) -5.667 1.14

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 2 STARLINK-31085
    Semimajor Axis (a) 6854.498 km 6861.207 km
    Eccentricity (e) 0.000413 0.000113
    Inclination (i) 86.3396° 43.0005°
    RAAN 85.4772° 200.8245°
    Perigee Argument 321.3302° 264.4122°
    Mean Anomaly (M) 38.7650° 95.6601°
    Apogee 479.193 km 483.849 km
    Perigee 473.529 km 482.291 km
    Orbit Epoch 2026-09-10T14:49:05+0000 2026-09-11T06:48:13+0000

    SIMSAT 2 & STARLINK-31085 Collision Probability (Pc) Trend

    SIMSAT 2 & STARLINK-31085 Collision Probability (Pc) TrendNot Available

    SIMSAT 2 & STARLINK-31085 Miss Distance (Miss Distance) Trend

    SIMSAT 2 & STARLINK-31085 Miss Distance (Miss Distance) TrendNot Available

    SIMSAT 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31085Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SIMSAT 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31085Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SIMSAT 2

    No nearby objects data