Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.629843E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T13:02:10+0800
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    1 Object 1

    AOE ID 9637
    NORAD ID 9637
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 20045
    NORAD ID 20045
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter COSMOS 887 COSMOS 2026
    Time of Closest Approach 2026-10-30T20:32:25+0000
    Collision Probability (Pc) 1.629843E-6
    Conjunction Distance (km) 2.44 km
    Relative Speed (km/s) 12.114 km/s
    Conjunction Risk Parameters R (Radial): -0.27 | I (In-track): 1.369 | C (Cross-track): 2.001
    Collision Risk Index (CRI) 0.39
    X Position (km) -104.813 -102.398
    Position Y (km) 1601.605 1601.82
    Position Z (km) 7197.037 7197.3
    Velocity X (km/s) -3.75 -4.515
    Velocity Y (km/s) -6.171 5.634
    Velocity Z (km/s) 1.298 -1.304

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 887 COSMOS 2026
    Semimajor Axis (a) 7354.407 km 7355.273 km
    Eccentricity (e) 0.004401 0.003867
    Inclination (i) 82.9403° 82.9378°
    RAAN 62.1964° 309.6842°
    Perigee Argument 233.5478° 312.3581°
    Mean Anomaly (M) 244.8816° 221.2078°
    Apogee 1008.635 km 1005.583 km
    Perigee 943.905 km 948.689 km
    Orbit Epoch 2026-10-27T21:12:07+0000 2026-10-27T19:36:47+0000

    COSMOS 887 & COSMOS 2026 Collision Probability (Pc) Trend

    COSMOS 887 & COSMOS 2026 Collision Probability (Pc) TrendNot Available

    COSMOS 887 & COSMOS 2026 Miss Distance (Miss Distance) Trend

    COSMOS 887 & COSMOS 2026 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 887Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    COSMOS 2026Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 887Collision Probability Trend

    Object 1 Probability TrendNot Available

    COSMOS 2026Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 887

    No nearby objects data