Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    5.083998E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T18:37:24+0800
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    1 Object 1

    AOE ID 22236
    NORAD ID 22236
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 35442
    NORAD ID 35442
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 2221 COSMOS 2251 DEB
    Time of Closest Approach 2026-09-13T13:17:58+0000
    Collision Probability (Pc) 5.083998E-5
    Conjunction Distance (km) 0.829 km
    Relative Speed (km/s) 14.756 km/s
    Conjunction Risk Parameters R (Radial): 0.292 | I (In-track): 0.185 | C (Cross-track): 0.753
    Collision Risk Index (CRI) 0.69
    X Position (km) 634.363 635.16
    Position Y (km) -6326.348 -6326.567
    Position Z (km) 2831.36 2831.41
    Velocity X (km/s) 1.379 1.975
    Velocity Y (km/s) -2.926 3.153
    Velocity Z (km/s) -6.841 6.591

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2221 COSMOS 2251 DEB
    Semimajor Axis (a) 6955.124 km 6959.123 km
    Eccentricity (e) 0.001278 0.000784
    Inclination (i) 82.5006° 74.0199°
    RAAN 100.5912° 272.5983°
    Perigee Argument 288.4360° 275.6208°
    Mean Anomaly (M) 71.5473° 84.4082°
    Apogee 585.874 km 586.442 km
    Perigee 568.100 km 575.530 km
    Orbit Epoch 2026-09-11T23:42:07+0000 2026-09-11T11:25:01+0000

    COSMOS 2221 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    COSMOS 2221 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 2221 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    COSMOS 2221 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2221Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2221Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2221

    No nearby objects data