Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.51122E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T07:35:40+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 51131
    NORAD ID 51131
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB * STARLINK-3388
    Time of Closest Approach 2026-09-12T08:09:32+0000
    Collision Probability (Pc) 1.51122E-6
    Conjunction Distance (km) 2.694 km
    Relative Speed (km/s) 14.175 km/s
    Conjunction Risk Parameters R (Radial): -1.23 | I (In-track): -0.895 | C (Cross-track): -2.222
    Collision Risk Index (CRI) 0.39
    X Position (km) 2779.655 2781.336
    Position Y (km) -4174.168 -4173.065
    Position Z (km) 4653.007 4654.8
    Velocity X (km/s) -4.065 6.857
    Velocity Y (km/s) 3.416 0.976
    Velocity Z (km/s) 5.486 -3.213

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB * STARLINK-3388
    Semimajor Axis (a) 6848.409 km 6848.848 km
    Eccentricity (e) 0.000616 0.000139
    Inclination (i) 98.2257° 53.1593°
    RAAN 307.0156° 176.3919°
    Perigee Argument 354.9479° 90.5787°
    Mean Anomaly (M) 5.1697° 269.5374°
    Apogee 474.493 km 471.664 km
    Perigee 466.051 km 469.758 km
    Orbit Epoch 2026-09-08T09:55:37+0000 2026-09-10T11:46:55+0000

    FENGYUN 1C DEB * & STARLINK-3388 Collision Probability (Pc) Trend

    FENGYUN 1C DEB * & STARLINK-3388 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB * & STARLINK-3388 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB * & STARLINK-3388 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-3388Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-3388Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB *

    No nearby objects data