Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.523968E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T07:13:01+0800
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    1 Object 1

    AOE ID 9011
    NORAD ID 9011
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 48232
    NORAD ID 48232
    Object Type PAYLOAD
    Country
    GB GB

    Conjunction Constraints

    Parameter COSMOS 839 ONEWEB-0220
    Time of Closest Approach 2026-09-17T21:07:59+0000
    Collision Probability (Pc) 2.523968E-6
    Conjunction Distance (km) 2.082 km
    Relative Speed (km/s) 14.234 km/s
    Conjunction Risk Parameters R (Radial): -0.002 | I (In-track): 0.486 | C (Cross-track): -2.024
    Collision Risk Index (CRI) 0.43
    X Position (km) 93.579 91.536
    Position Y (km) -7379.993 -7379.925
    Position Z (km) -1765.254 -1765.652
    Velocity X (km/s) 3.08 0.295
    Velocity Y (km/s) 2.007 -1.675
    Velocity Z (km/s) -6.419 7.045

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 839 ONEWEB-0220
    Semimajor Axis (a) 7914.994 km 7583.936 km
    Eccentricity (e) 0.071011 0.000178
    Inclination (i) 65.8525° 87.8900°
    RAAN 90.1463° 271.7021°
    Perigee Argument 253.2470° 97.7145°
    Mean Anomaly (M) 98.9485° 262.4187°
    Apogee 2098.907 km 1207.149 km
    Perigee 974.807 km 1204.449 km
    Orbit Epoch 2026-09-14T23:51:51+0000 2026-09-15T10:44:35+0000

    COSMOS 839 & ONEWEB-0220 Collision Probability (Pc) Trend

    COSMOS 839 & ONEWEB-0220 Collision Probability (Pc) TrendNot Available

    COSMOS 839 & ONEWEB-0220 Miss Distance (Miss Distance) Trend

    COSMOS 839 & ONEWEB-0220 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 839Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ONEWEB-0220Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 839Collision Probability Trend

    Object 1 Probability TrendNot Available

    ONEWEB-0220Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 839

    No nearby objects data