Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.033892E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:22:21+0800
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    1 Object 1

    AOE ID 30764
    NORAD ID 30764
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 60519
    NORAD ID 60519
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB FLOCK 4BE 28
    Time of Closest Approach 2026-09-13T05:22:06+0000
    Collision Probability (Pc) 2.033892E-6
    Conjunction Distance (km) 1.909 km
    Relative Speed (km/s) 7.108 km/s
    Conjunction Risk Parameters R (Radial): -0.245 | I (In-track): 1.676 | C (Cross-track): -0.88
    Collision Risk Index (CRI) 0.41
    X Position (km) -880.371 -879.054
    Position Y (km) -644.693 -646.043
    Position Z (km) 6699.594 6699.885
    Velocity X (km/s) -2.384 -7.289
    Velocity Y (km/s) 7.255 2.237
    Velocity Z (km/s) 0.397 -0.737

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB FLOCK 4BE 28
    Semimajor Axis (a) 6773.646 km 6795.570 km
    Eccentricity (e) 0.003766 0.000313
    Inclination (i) 98.7750° 97.3713°
    RAAN 284.4750° 341.1246°
    Perigee Argument 303.3423° 8.8363°
    Mean Anomaly (M) 56.4225° 351.2943°
    Apogee 421.016 km 419.561 km
    Perigee 370.002 km 415.305 km
    Orbit Epoch 2026-09-10T13:46:31+0000 2026-09-10T18:04:23+0000

    FENGYUN 1C DEB & FLOCK 4BE 28 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & FLOCK 4BE 28 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & FLOCK 4BE 28 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & FLOCK 4BE 28 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FLOCK 4BE 28Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    FLOCK 4BE 28Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data