Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.016589E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-11T16:04:36+0800
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    1 Object 1

    AOE ID 36148
    NORAD ID 36148
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 62240
    NORAD ID 62240
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-39
    Time of Closest Approach 2026-09-13T17:09:49+0000
    Collision Probability (Pc) 1.016589E-5
    Conjunction Distance (km) 1.215 km
    Relative Speed (km/s) 9.579 km/s
    Conjunction Risk Parameters R (Radial): 1.132 | I (In-track): 0.331 | C (Cross-track): -0.289
    Collision Risk Index (CRI) 0.55
    X Position (km) -1073.372 -1073.498
    Position Y (km) -235.709 -235.993
    Position Z (km) -7098.903 -7097.729
    Velocity X (km/s) 0.575 7.32
    Velocity Y (km/s) 7.487 0.751
    Velocity Z (km/s) -0.185 -1.133

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-39
    Semimajor Axis (a) 7317.248 km 7184.762 km
    Eccentricity (e) 0.027662 0.001383
    Inclination (i) 98.4164° 89.0136°
    RAAN 81.8362° 6.3255°
    Perigee Argument 325.2702° 265.0399°
    Mean Anomaly (M) 33.0666° 94.9215°
    Apogee 1141.525 km 816.563 km
    Perigee 736.697 km 796.687 km
    Orbit Epoch 2026-09-09T18:22:10+0000 2026-09-10T22:14:26+0000

    FENGYUN 1C DEB & QIANFAN-39 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-39 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-39 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-39 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-39Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-39Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data