Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.803872E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-14T12:24:37+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 30370
    NORAD ID 30370
    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 2026-09-15T15:08:12+0000
    Collision Probability (Pc) 1.803872E-6
    Conjunction Distance (km) 2.015 km
    Relative Speed (km/s) 7.281 km/s
    Conjunction Risk Parameters R (Radial): 1.084 | I (In-track): 1.485 | C (Cross-track): -0.824
    Collision Risk Index (CRI) 0.4
    X Position (km) -1177.592 -1178.515
    Position Y (km) -569.843 -568.403
    Position Z (km) 7138.928 7139.992
    Velocity X (km/s) -5.995 0.443
    Velocity Y (km/s) 4.242 7.366
    Velocity Z (km/s) -0.684 0.657

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANHUI 6B
    Semimajor Axis (a) 7202.576 km 7267.342 km
    Eccentricity (e) 0.009896 0.000259
    Inclination (i) 99.0350° 99.0124°
    RAAN 323.5616° 264.1130°
    Perigee Argument 252.4935° 145.6799°
    Mean Anomaly (M) 260.7192° 214.4534°
    Apogee 895.719 km 891.088 km
    Perigee 753.159 km 887.322 km
    Orbit Epoch 2026-09-13T16:03:57+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