Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.150399E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T11:40:52+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 10587
    NORAD ID 10587
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 12637
    NORAD ID 12637
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 980 COSMOS 1288
    Time of Closest Approach 2026-09-15T07:17:09+0000
    Collision Probability (Pc) 1.150399E-6
    Conjunction Distance (km) 2.806 km
    Relative Speed (km/s) 9.781 km/s
    Conjunction Risk Parameters R (Radial): 2.791 | I (In-track): -0.219 | C (Cross-track): 0.202
    Collision Risk Index (CRI) 0.36
    X Position (km) 2463.298 2462.253
    Position Y (km) 1656.25 1655.906
    Position Z (km) 7263.574 7260.992
    Velocity X (km/s) 0.861 -6.657
    Velocity Y (km/s) 6.826 1.772
    Velocity Z (km/s) -1.847 1.838

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 980 COSMOS 1288
    Semimajor Axis (a) 7847.027 km 7856.407 km
    Eccentricity (e) 0.000880 0.001722
    Inclination (i) 74.0275° 74.0375°
    RAAN 260.8295° 351.5599°
    Perigee Argument 271.5156° 142.5453°
    Mean Anomaly (M) 256.2510° 24.0119°
    Apogee 1475.794 km 1491.802 km
    Perigee 1461.986 km 1464.738 km
    Orbit Epoch 2026-09-13T11:24:21+0000 2026-09-13T17:15:51+0000

    COSMOS 980 & COSMOS 1288 Collision Probability (Pc) Trend

    COSMOS 980 & COSMOS 1288 Collision Probability (Pc) TrendNot Available

    COSMOS 980 & COSMOS 1288 Miss Distance (Miss Distance) Trend

    COSMOS 980 & COSMOS 1288 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 980Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 1288Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 980Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 1288Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 980

    No nearby objects data