Conjunction Event Detail

    High Risk
    High collision probability. Maneuver recommended for primary asset.
    1.235114E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T06:43:52+0800
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    1 Object 1

    AOE ID 5531
    NORAD ID 5531
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 43569
    NORAD ID 43569
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 397 DEB * IRIDIUM 160
    Time of Closest Approach 2026-09-18T06:48:57+0000
    Collision Probability (Pc) 1.235114E-4
    Conjunction Distance (km) 0.544 km
    Relative Speed (km/s) 8.929 km/s
    Conjunction Risk Parameters R (Radial): -0.268 | I (In-track): 0.377 | C (Cross-track): -0.284
    Collision Risk Index (CRI) 0.77
    X Position (km) 2564.406 2564.922
    Position Y (km) 1260.073 1259.947
    Position Z (km) 6551.758 6551.874
    Velocity X (km/s) -4.052 -6.586
    Velocity Y (km/s) 6.248 -1.928
    Velocity Z (km/s) 0.404 2.943

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 397 DEB * IRIDIUM 160
    Semimajor Axis (a) 7138.842 km 7155.807 km
    Eccentricity (e) 0.003411 0.000217
    Inclination (i) 66.6629° 86.4007°
    RAAN 314.5102° 19.0053°
    Perigee Argument 317.6817° 95.6053°
    Mean Anomaly (M) 42.1654° 264.5390°
    Apogee 785.055 km 779.220 km
    Perigee 736.355 km 776.120 km
    Orbit Epoch 2026-09-14T10:41:35+0000 2026-09-15T13:12:10+0000

    COSMOS 397 DEB * & IRIDIUM 160 Collision Probability (Pc) Trend

    COSMOS 397 DEB * & IRIDIUM 160 Collision Probability (Pc) TrendNot Available

    COSMOS 397 DEB * & IRIDIUM 160 Miss Distance (Miss Distance) Trend

    COSMOS 397 DEB * & IRIDIUM 160 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 397 DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 160Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 397 DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 160Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 397 DEB *

    No nearby objects data