Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.18532E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T06:11:25+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 2026-09-13T14:03:53+0000
    Collision Probability (Pc) 1.18532E-6
    Conjunction Distance (km) 2.934 km
    Relative Speed (km/s) 11.393 km/s
    Conjunction Risk Parameters R (Radial): 1.323 | I (In-track): 1.748 | C (Cross-track): 1.95
    Collision Risk Index (CRI) 0.36
    X Position (km) -823.228 -821.491
    Position Y (km) -5049.818 -5052.163
    Position Z (km) 4560.535 4560.24
    Velocity X (km/s) -0.171 7.539
    Velocity Y (km/s) -5.101 -0.196
    Velocity Z (km/s) -5.665 1.138

    Orbital Parameters 国际轨道数据源

    Parameter SIMSAT 2 STARLINK-31085
    Semimajor Axis (a) 6854.489 km 6861.196 km
    Eccentricity (e) 0.000401 0.000112
    Inclination (i) 86.3396° 43.0010°
    RAAN 85.0253° 199.3473°
    Perigee Argument 316.5099° 266.6150°
    Mean Anomaly (M) 43.5833° 93.4573°
    Apogee 479.098 km 483.831 km
    Perigee 473.606 km 482.287 km
    Orbit Epoch 2026-09-11T12:47:48+0000 2026-09-11T13:04:50+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