Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.727895E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-31T15:35:27+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 8343
    NORAD ID 8343
    Object Type PAYLOAD
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 43254
    NORAD ID 43254
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 773 IRIDIUM 146
    Time of Closest Approach 2026-10-31T12:20:38+0000
    Collision Probability (Pc) 1.727895E-6
    Conjunction Distance (km) 2.43 km
    Relative Speed (km/s) 13.206 km/s
    Conjunction Risk Parameters R (Radial): -2.224 | I (In-track): 0.447 | C (Cross-track): 0.871
    Collision Risk Index (CRI) 0.4
    X Position (km) -1273.161 -1271.809
    Position Y (km) -2410.751 -2410.173
    Position Z (km) 6609.853 6607.919
    Velocity X (km/s) 2.525 4.267
    Velocity Y (km/s) -6.738 5.449
    Velocity Z (km/s) -1.973 2.803

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 773 IRIDIUM 146
    Semimajor Axis (a) 7149.911 km 7155.803 km
    Eccentricity (e) 0.001219 0.000220
    Inclination (i) 74.0530° 86.3980°
    RAAN 107.2341° 233.7206°
    Perigee Argument 251.2298° 86.2683°
    Mean Anomaly (M) 108.7532° 273.8764°
    Apogee 780.489 km 779.238 km
    Perigee 763.059 km 776.094 km
    Orbit Epoch 2026-10-30T20:48:13+0000 2026-10-30T17:36:35+0000

    COSMOS 773 & IRIDIUM 146 Collision Probability (Pc) Trend

    COSMOS 773 & IRIDIUM 146 Collision Probability (Pc) TrendNot Available

    COSMOS 773 & IRIDIUM 146 Miss Distance (Miss Distance) Trend

    COSMOS 773 & IRIDIUM 146 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 773Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 146Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 773Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 146Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 773

    No nearby objects data