Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.289225E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T00:04:00+0800
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    1 Object 1

    AOE ID 7349
    NORAD ID 7349
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 13757
    NORAD ID 13757
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 663 COSMOS 1428
    Time of Closest Approach 2026-10-17T12:24:39+0000
    Collision Probability (Pc) 1.289225E-5
    Conjunction Distance (km) 1.214 km
    Relative Speed (km/s) 13.4 km/s
    Conjunction Risk Parameters R (Radial): 0.848 | I (In-track): -0.353 | C (Cross-track): 0.793
    Collision Risk Index (CRI) 0.57
    X Position (km) -653.322 -652.568
    Position Y (km) 2114.976 2115.474
    Position Z (km) 7026.122 7026.931
    Velocity X (km/s) -0.982 -4.765
    Velocity Y (km/s) -6.995 5.21
    Velocity Z (km/s) 2.015 -2.018

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 663 COSMOS 1428
    Semimajor Axis (a) 7356.711 km 7352.338 km
    Eccentricity (e) 0.002371 0.003324
    Inclination (i) 82.9469° 82.9103°
    RAAN 85.9081° 312.0526°
    Perigee Argument 276.5235° 266.5746°
    Mean Anomaly (M) 198.8653° 103.7635°
    Apogee 996.018 km 998.641 km
    Perigee 961.130 km 949.761 km
    Orbit Epoch 2026-10-14T23:31:31+0000 2026-10-15T07:38:01+0000

    COSMOS 663 & COSMOS 1428 Collision Probability (Pc) Trend

    COSMOS 663 & COSMOS 1428 Collision Probability (Pc) TrendNot Available

    COSMOS 663 & COSMOS 1428 Miss Distance (Miss Distance) Trend

    COSMOS 663 & COSMOS 1428 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 663Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1428Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 663Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1428Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 663

    No nearby objects data