Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    8.614184E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T21:14:30+0800
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    1 Object 1

    AOE ID 13121
    NORAD ID 13121
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 59087
    NORAD ID 59087
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SL-3 R/B STARLINK-31266
    Time of Closest Approach 2026-09-13T06:57:52+0000
    Collision Probability (Pc) 8.614184E-4
    Conjunction Distance (km) 0.174 km
    Relative Speed (km/s) 13.213 km/s
    Conjunction Risk Parameters R (Radial): -0.002 | I (In-track): 0.083 | C (Cross-track): 0.154
    Collision Risk Index (CRI) 0.94
    X Position (km) 6435.162 6435.199
    Position Y (km) -833.054 -832.893
    Position Z (km) 2221.429 2221.375
    Velocity X (km/s) 2.587 -0.803
    Velocity Y (km/s) 0.909 6.048
    Velocity Z (km/s) -7.113 4.578

    Orbital Parameters 国际轨道数据源

    Parameter SL-3 R/B STARLINK-31266
    Semimajor Axis (a) 6853.147 km 6861.192 km
    Eccentricity (e) 0.000842 0.000139
    Inclination (i) 81.1894° 43.0032°
    RAAN 178.1042° 342.1860°
    Perigee Argument 13.8876° 263.0522°
    Mean Anomaly (M) 346.2590° 97.0171°
    Apogee 480.779 km 484.011 km
    Perigee 469.241 km 482.099 km
    Orbit Epoch 2026-09-11T05:36:57+0000 2026-09-11T07:45:46+0000

    SL-3 R/B & STARLINK-31266 Collision Probability (Pc) Trend

    SL-3 R/B & STARLINK-31266 Collision Probability (Pc) TrendNot Available

    SL-3 R/B & STARLINK-31266 Miss Distance (Miss Distance) Trend

    SL-3 R/B & STARLINK-31266 Miss Distance (Miss Distance) TrendNot Available

    SL-3 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31266Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-3 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31266Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-3 R/B

    No nearby objects data