Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    5.610473E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T10:42:19+0800
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    1 Object 1

    AOE ID 10961
    NORAD ID 10961
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 34818
    NORAD ID 34818
    Object Type DEBRIS
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 1023 COSMOS 2251 DEB
    Time of Closest Approach 2026-09-11T18:22:04+0000
    Collision Probability (Pc) 5.610473E-4
    Conjunction Distance (km) 0.269 km
    Relative Speed (km/s) 13.276 km/s
    Conjunction Risk Parameters R (Radial): -0.169 | I (In-track): -0.101 | C (Cross-track): 0.183
    Collision Risk Index (CRI) 0.9
    X Position (km) 2839.351 2839.132
    Position Y (km) -3149.817 -3149.886
    Position Z (km) 5729.797 5729.658
    Velocity X (km/s) -1.012 6.139
    Velocity Y (km/s) 6.279 -1.642
    Velocity Z (km/s) 3.943 -3.953

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1023 COSMOS 2251 DEB
    Semimajor Axis (a) 7144.493 km 7145.656 km
    Eccentricity (e) 0.001508 0.002466
    Inclination (i) 74.0748° 74.0363°
    RAAN 291.4042° 157.7445°
    Perigee Argument 64.8158° 173.5338°
    Mean Anomaly (M) 295.4557° 259.5382°
    Apogee 777.130 km 785.141 km
    Perigee 755.582 km 749.897 km
    Orbit Epoch 2026-09-10T15:23:03+0000 2026-09-10T03:42:46+0000

    COSMOS 1023 & COSMOS 2251 DEB Collision Probability (Pc) Trend

    COSMOS 1023 & COSMOS 2251 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1023 & COSMOS 2251 DEB Miss Distance (Miss Distance) Trend

    COSMOS 1023 & COSMOS 2251 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1023Miss 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 1023Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1023

    No nearby objects data