Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    4.385079E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-09T18:32:10+0800
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    1 Object 1

    AOE ID 47041
    NORAD ID 47041
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 68212
    NORAD ID 68212
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB * STARLINK-37117
    Time of Closest Approach 2026-09-09T14:10:24+0000
    Collision Probability (Pc) 4.385079E-6
    Conjunction Distance (km) 1.725 km
    Relative Speed (km/s) 15.127 km/s
    Conjunction Risk Parameters R (Radial): 0.545 | I (In-track): -0.223 | C (Cross-track): 1.621
    Collision Risk Index (CRI) 0.48
    X Position (km) 4125.016 4123.388
    Position Y (km) -5405.141 -5405.705
    Position Z (km) 797.3 797.222
    Velocity X (km/s) -1.412 -0.233
    Velocity Y (km/s) 0.039 -1.301
    Velocity Z (km/s) 7.503 -7.518

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB * STARLINK-37117
    Semimajor Axis (a) 6848.409 km 6843.615 km
    Eccentricity (e) 0.000616 0.000287
    Inclination (i) 98.2257° 97.2850°
    RAAN 307.0156° 125.8022°
    Perigee Argument 354.9479° 95.5177°
    Mean Anomaly (M) 5.1697° 264.6393°
    Apogee 474.493 km 467.443 km
    Perigee 466.051 km 463.513 km
    Orbit Epoch 2026-09-08T09:55:37+0000 2026-09-08T21:45:37+0000

    FENGYUN 1C DEB * & STARLINK-37117 Collision Probability (Pc) Trend

    FENGYUN 1C DEB * & STARLINK-37117 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB * & STARLINK-37117 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB * & STARLINK-37117 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37117Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37117Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB *

    No nearby objects data