Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.562323E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T06:09:28+0800
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    1 Object 1

    AOE ID 39638
    NORAD ID 39638
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 43925
    NORAD ID 43925
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1867 COOLANT IRIDIUM 173
    Time of Closest Approach 2026-09-11T05:02:20+0000
    Collision Probability (Pc) 1.562323E-6
    Conjunction Distance (km) 2.657 km
    Relative Speed (km/s) 14.455 km/s
    Conjunction Risk Parameters R (Radial): -2.169 | I (In-track): 0.394 | C (Cross-track): 1.482
    Collision Risk Index (CRI) 0.39
    X Position (km) 5216.728 5216.196
    Position Y (km) -4833.657 -4831.108
    Position Z (km) -846.648 -846.12
    Velocity X (km/s) 1.566 0.96
    Velocity Y (km/s) 2.875 -0.246
    Velocity Z (km/s) -6.705 7.396

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1867 COOLANT IRIDIUM 173
    Semimajor Axis (a) 7157.764 km 7155.805 km
    Eccentricity (e) 0.001808 0.000228
    Inclination (i) 65.0079° 86.3988°
    RAAN 136.2576° 318.0901°
    Perigee Argument 284.4177° 94.2920°
    Mean Anomaly (M) 75.4901° 265.8537°
    Apogee 792.572 km 779.301 km
    Perigee 766.682 km 776.035 km
    Orbit Epoch 2026-09-10T09:45:01+0000 2026-09-10T02:16:47+0000

    COSMOS 1867 COOLANT & IRIDIUM 173 Collision Probability (Pc) Trend

    COSMOS 1867 COOLANT & IRIDIUM 173 Collision Probability (Pc) TrendNot Available

    COSMOS 1867 COOLANT & IRIDIUM 173 Miss Distance (Miss Distance) Trend

    COSMOS 1867 COOLANT & IRIDIUM 173 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1867 COOLANTMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 173Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1867 COOLANTCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 173Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1867 COOLANT

    No nearby objects data