Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    7.40333E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T12:24:21+0800
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    1 Object 1

    AOE ID 30669
    NORAD ID 30669
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    Name NOAA 19
    AOE ID 33591
    NORAD ID 33591
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB NOAA 19
    Time of Closest Approach 2026-09-12T13:33:35+0000
    Collision Probability (Pc) 7.40333E-6
    Conjunction Distance (km) 1.439 km
    Relative Speed (km/s) 13.953 km/s
    Conjunction Risk Parameters R (Radial): 0.241 | I (In-track): -0.494 | C (Cross-track): -1.328
    Collision Risk Index (CRI) 0.52
    X Position (km) -3046.051 -3046.516
    Position Y (km) 794.516 793.172
    Position Z (km) 6486.092 6486.305
    Velocity X (km/s) 6.776 -5.384
    Velocity Y (km/s) 0.885 4.14
    Velocity Z (km/s) 2.983 -3.034

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB NOAA 19
    Semimajor Axis (a) 7258.514 km 7225.607 km
    Eccentricity (e) 0.011800 0.001446
    Inclination (i) 98.6411° 98.9449°
    RAAN 182.8876° 325.8116°
    Perigee Argument 128.5622° 141.9157°
    Mean Anomaly (M) 260.7825° 218.3040°
    Apogee 966.028 km 857.919 km
    Perigee 794.726 km 837.021 km
    Orbit Epoch 2026-09-11T18:34:01+0000 2026-09-11T21:43:52+0000

    FENGYUN 1C DEB & NOAA 19 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & NOAA 19 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & NOAA 19 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & NOAA 19 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NOAA 19Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    NOAA 19Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data