Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.150765E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T22:09:08+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) 2.150765E-6
    Conjunction Distance (km) 1.869 km
    Relative Speed (km/s) 7.108 km/s
    Conjunction Risk Parameters R (Radial): 0.2 | I (In-track): 1.649 | C (Cross-track): 0.857
    Collision Risk Index (CRI) 0.42
    X Position (km) -879.642 -880.988
    Position Y (km) -646.781 -645.494
    Position Z (km) 6699.531 6699.68
    Velocity X (km/s) -2.385 -7.288
    Velocity Y (km/s) 7.255 2.238
    Velocity Z (km/s) 0.4 -0.739

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB FLOCK 4BE 28
    Semimajor Axis (a) 6773.469 km 6795.522 km
    Eccentricity (e) 0.003756 0.000311
    Inclination (i) 98.7746° 97.3717°
    RAAN 285.0281° 341.5862°
    Perigee Argument 301.5675° 7.4311°
    Mean Anomaly (M) 58.1911° 352.6986°
    Apogee 420.774 km 419.498 km
    Perigee 369.890 km 415.272 km
    Orbit Epoch 2026-09-11T00:34:11+0000 2026-09-11T04:55:14+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