Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.33073E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T12:28:17+0800
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    1 Object 1

    AOE ID 29848
    NORAD ID 29848
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 55839
    NORAD ID 55839
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TIANHUI 6B
    Time of Closest Approach 2026-09-16T11:52:50+0000
    Collision Probability (Pc) 3.33073E-6
    Conjunction Distance (km) 1.872 km
    Relative Speed (km/s) 14.243 km/s
    Conjunction Risk Parameters R (Radial): 1.783 | I (In-track): 0.149 | C (Cross-track): 0.549
    Collision Risk Index (CRI) 0.45
    X Position (km) -721.289 -720.907
    Position Y (km) 3987.519 3988.597
    Position Z (km) 6021.871 6023.352
    Velocity X (km/s) 2.919 0.996
    Velocity Y (km/s) -5.514 6.18
    Velocity Z (km/s) 3.934 -3.965

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANHUI 6B
    Semimajor Axis (a) 7197.379 km 7267.342 km
    Eccentricity (e) 0.011359 0.000259
    Inclination (i) 98.2256° 99.0124°
    RAAN 109.9099° 264.1130°
    Perigee Argument 210.3098° 145.6799°
    Mean Anomaly (M) 209.5281° 214.4534°
    Apogee 901.000 km 891.088 km
    Perigee 737.484 km 887.322 km
    Orbit Epoch 2026-09-13T12:57:16+0000 2026-09-13T23:19:14+0000

    FENGYUN 1C DEB & TIANHUI 6B Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TIANHUI 6B Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TIANHUI 6B Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TIANHUI 6B Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANHUI 6BMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANHUI 6BCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data