Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.550582E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T13:31:14+0800
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    1 Object 1

    AOE ID 12138
    NORAD ID 12138
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    Name SALSAT
    AOE ID 46495
    NORAD ID 46495
    Object Type PAYLOAD
    Country
    DE DE

    Conjunction Constraints

    Parameter COSMOS 1238 SALSAT
    Time of Closest Approach 2026-10-20T21:05:05+0000
    Collision Probability (Pc) 1.550582E-6
    Conjunction Distance (km) 2.736 km
    Relative Speed (km/s) 15.418 km/s
    Conjunction Risk Parameters R (Radial): 2.597 | I (In-track): 0.098 | C (Cross-track): 0.857
    Collision Risk Index (CRI) 0.39
    X Position (km) -282.906 -282.046
    Position Y (km) -1230.384 -1229.512
    Position Z (km) 6731.279 6728.833
    Velocity X (km/s) 3.774 -4.422
    Velocity Y (km/s) -6.803 6.143
    Velocity Z (km/s) -0.78 0.93

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1238 SALSAT
    Semimajor Axis (a) 7224.412 km 6849.943 km
    Eccentricity (e) 0.063576 0.000817
    Inclination (i) 82.9534° 97.8880°
    RAAN 119.0566° 303.2993°
    Perigee Argument 61.8419° 216.8801°
    Mean Anomaly (M) 304.5488° 143.1878°
    Apogee 1305.574 km 477.403 km
    Perigee 386.976 km 466.209 km
    Orbit Epoch 2026-10-19T22:35:35+0000 2026-10-19T11:47:26+0000

    COSMOS 1238 & SALSAT Collision Probability (Pc) Trend

    COSMOS 1238 & SALSAT Collision Probability (Pc) TrendNot Available

    COSMOS 1238 & SALSAT Miss Distance (Miss Distance) Trend

    COSMOS 1238 & SALSAT Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1238Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SALSATMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1238Collision Probability Trend

    Object 1 Probability TrendNot Available

    SALSATCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1238

    No nearby objects data