Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.575217E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T13:08:05+0800
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    1 Object 1

    AOE ID 18187
    NORAD ID 18187
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 43922
    NORAD ID 43922
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 1867 IRIDIUM 180
    Time of Closest Approach 2026-09-11T11:27:44+0000
    Collision Probability (Pc) 1.575217E-6
    Conjunction Distance (km) 2.641 km
    Relative Speed (km/s) 14.422 km/s
    Conjunction Risk Parameters R (Radial): -1.178 | I (In-track): 0.612 | C (Cross-track): -2.282
    Collision Risk Index (CRI) 0.39
    X Position (km) -5156.143 -5156.733
    Position Y (km) 4548.834 4546.263
    Position Z (km) -2005.01 -2005.116
    Velocity X (km/s) -3.584 1.236
    Velocity Y (km/s) -1.216 -1.74
    Velocity Z (km/s) 6.433 -7.149

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1867 IRIDIUM 180
    Semimajor Axis (a) 7164.781 km 7155.802 km
    Eccentricity (e) 0.001842 0.000223
    Inclination (i) 65.0104° 86.3989°
    RAAN 147.9520° 317.8549°
    Perigee Argument 281.0347° 95.4738°
    Mean Anomaly (M) 78.8666° 264.6712°
    Apogee 799.841 km 779.262 km
    Perigee 773.447 km 776.068 km
    Orbit Epoch 2026-09-10T22:07:59+0000 2026-09-10T17:48:23+0000

    COSMOS 1867 & IRIDIUM 180 Collision Probability (Pc) Trend

    COSMOS 1867 & IRIDIUM 180 Collision Probability (Pc) TrendNot Available

    COSMOS 1867 & IRIDIUM 180 Miss Distance (Miss Distance) Trend

    COSMOS 1867 & IRIDIUM 180 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1867Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 180Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1867Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 180Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1867

    No nearby objects data