Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.72487E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-16T05:18:51+0800
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    1 Object 1

    AOE ID 10120
    NORAD ID 10120
    Object Type PAYLOAD
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 41428
    NORAD ID 41428
    Object Type DEBRIS
    Country
    US US

    Conjunction Constraints

    Parameter COSMOS 923 NOAA 16 DEB
    Time of Closest Approach 2026-09-17T20:43:18+0000
    Collision Probability (Pc) 1.72487E-6
    Conjunction Distance (km) 2.529 km
    Relative Speed (km/s) 14.87 km/s
    Conjunction Risk Parameters R (Radial): -1.93 | I (In-track): -0.146 | C (Cross-track): -1.626
    Collision Risk Index (CRI) 0.4
    X Position (km) 4668.319 4667.857
    Position Y (km) 1350.759 1349.015
    Position Z (km) 5241.211 5239.439
    Velocity X (km/s) 3.981 -4.658
    Velocity Y (km/s) 4.297 -3.102
    Velocity Z (km/s) -4.639 4.938

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 923 NOAA 16 DEB
    Semimajor Axis (a) 7160.128 km 7140.119 km
    Eccentricity (e) 0.001164 0.001378
    Inclination (i) 74.0475° 98.8368°
    RAAN 218.2276° 22.6167°
    Perigee Argument 118.6813° 240.1308°
    Mean Anomaly (M) 241.5510° 119.8509°
    Apogee 790.328 km 771.824 km
    Perigee 773.654 km 752.140 km
    Orbit Epoch 2026-09-15T14:29:55+0000 2026-09-14T19:04:16+0000

    COSMOS 923 & NOAA 16 DEB Collision Probability (Pc) Trend

    COSMOS 923 & NOAA 16 DEB Collision Probability (Pc) TrendNot Available

    COSMOS 923 & NOAA 16 DEB Miss Distance (Miss Distance) Trend

    COSMOS 923 & NOAA 16 DEB Miss Distance (Miss Distance) TrendNot Available

    COSMOS 923Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 16 DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 923Collision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 16 DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 923

    No nearby objects data