Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.357157E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T13:07:25+0800
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    1 Object 1

    AOE ID 18160
    NORAD ID 18160
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 31989
    NORAD ID 31989
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 1864 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-12T19:03:51+0000
    Collision Probability (Pc) 2.357157E-5
    Conjunction Distance (km) 1.027 km
    Relative Speed (km/s) 13.811 km/s
    Conjunction Risk Parameters R (Radial): 1.015 | I (In-track): -0.056 | C (Cross-track): 0.152
    Collision Risk Index (CRI) 0.62
    X Position (km) -740.789 -740.755
    Position Y (km) -914.006 -914.048
    Position Z (km) 7273.481 7274.506
    Velocity X (km/s) 1.494 -5.643
    Velocity Y (km/s) -7.153 4.647
    Velocity Z (km/s) -0.732 0.016

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 1864 FENGYUN 1C DEB
    Semimajor Axis (a) 7356.882 km 7292.961 km
    Eccentricity (e) 0.003099 0.011485
    Inclination (i) 82.9294° 99.1811°
    RAAN 102.4274° 318.1523°
    Perigee Argument 316.4194° 280.6230°
    Mean Anomaly (M) 207.4672° 141.4192°
    Apogee 1001.543 km 998.586 km
    Perigee 955.947 km 831.062 km
    Orbit Epoch 2026-09-10T23:45:37+0000 2026-09-10T10:05:01+0000

    COSMOS 1864 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    COSMOS 1864 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    COSMOS 1864 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    COSMOS 1864 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 1864Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 1864Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 1864

    No nearby objects data