Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.624893E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-10T20:01:36+0800
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    1 Object 1

    AOE ID 39671
    NORAD ID 39671
    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 2026-09-11T19:12:07+0000
    Collision Probability (Pc) 2.624893E-6
    Conjunction Distance (km) 2.055 km
    Relative Speed (km/s) 14.392 km/s
    Conjunction Risk Parameters R (Radial): 1.97 | I (In-track): -0.159 | C (Cross-track): -0.561
    Collision Risk Index (CRI) 0.43
    X Position (km) -4787.343 -4786.454
    Position Y (km) 4630.583 4628.929
    Position Z (km) 2619.774 2618.94
    Velocity X (km/s) -0.608 -2.317
    Velocity Y (km/s) -4.124 1.54
    Velocity Z (km/s) 6.191 -6.928

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1867 COOLANT IRIDIUM 173
    Semimajor Axis (a) 7154.997 km 7155.805 km
    Eccentricity (e) 0.001892 0.000228
    Inclination (i) 65.0103° 86.3988°
    RAAN 132.4562° 318.0901°
    Perigee Argument 280.6752° 94.2920°
    Mean Anomaly (M) 79.2203° 265.8537°
    Apogee 790.398 km 779.301 km
    Perigee 763.322 km 776.035 km
    Orbit Epoch 2026-09-09T06:51:20+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