Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.033487E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T13:18:32+0800
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    1 Object 1

    AOE ID 10692
    NORAD ID 10692
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 30205
    NORAD ID 30205
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter COSMOS 991 FENGYUN 1C DEB
    Time of Closest Approach 2026-09-13T06:43:02+0000
    Collision Probability (Pc) 1.033487E-5
    Conjunction Distance (km) 1.318 km
    Relative Speed (km/s) 14.695 km/s
    Conjunction Risk Parameters R (Radial): -1.071 | I (In-track): 0.039 | C (Cross-track): -0.764
    Collision Risk Index (CRI) 0.55
    X Position (km) 6116.81 6115.963
    Position Y (km) -323.945 -324.653
    Position Z (km) 4076.786 4076.067
    Velocity X (km/s) 4.114 -4.131
    Velocity Y (km/s) 0.862 -1.163
    Velocity Z (km/s) -6.04 5.953

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 991 FENGYUN 1C DEB
    Semimajor Axis (a) 7354.189 km 7313.024 km
    Eccentricity (e) 0.003767 0.012129
    Inclination (i) 82.9915° 99.0129°
    RAAN 183.5003° 359.1249°
    Perigee Argument 50.2399° 167.0709°
    Mean Anomaly (M) 7.0413° 222.7259°
    Apogee 1003.758 km 1023.588 km
    Perigee 948.346 km 846.186 km
    Orbit Epoch 2026-09-10T18:58:43+0000 2026-09-09T05:49:24+0000

    COSMOS 991 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    COSMOS 991 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    COSMOS 991 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    COSMOS 991 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 991Miss 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 991Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 991

    No nearby objects data