Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.061906E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T11:44:26+0800
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    1 Object 1

    AOE ID 10138
    NORAD ID 10138
    Object Type ROCKET BODY
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 21666
    NORAD ID 21666
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter SL-8 R/B COSMOS 2154
    Time of Closest Approach 2026-09-11T04:25:48+0000
    Collision Probability (Pc) 2.061906E-5
    Conjunction Distance (km) 1.063 km
    Relative Speed (km/s) 13.515 km/s
    Conjunction Risk Parameters R (Radial): 0.504 | I (In-track): 0.359 | C (Cross-track): 0.865
    Collision Risk Index (CRI) 0.61
    X Position (km) 868.617 867.807
    Position Y (km) 2125.154 2125.643
    Position Z (km) 6992.433 6992.915
    Velocity X (km/s) -0.254 -5.122
    Velocity Y (km/s) 7.048 -4.836
    Velocity Z (km/s) -2.091 2.12

    Orbital Parameters 国际轨道数据源

    Parameter SL-8 R/B COSMOS 2154
    Semimajor Axis (a) 7362.515 km 7365.012 km
    Eccentricity (e) 0.002065 0.002448
    Inclination (i) 82.9353° 82.9055°
    RAAN 270.3885° 45.9888°
    Perigee Argument 2.7282° 338.3179°
    Mean Anomaly (M) 117.7578° 92.3780°
    Apogee 999.584 km 1004.905 km
    Perigee 969.172 km 968.845 km
    Orbit Epoch 2026-09-10T14:31:07+0000 2026-09-10T12:41:04+0000

    SL-8 R/B & COSMOS 2154 Collision Probability (Pc) Trend

    SL-8 R/B & COSMOS 2154 Collision Probability (Pc) TrendNot Available

    SL-8 R/B & COSMOS 2154 Miss Distance (Miss Distance) Trend

    SL-8 R/B & COSMOS 2154 Miss Distance (Miss Distance) TrendNot Available

    SL-8 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2154Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-8 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2154Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-8 R/B

    No nearby objects data