Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.838316E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-16T04:29:28+0800
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    1 Object 1

    AOE ID 30705
    NORAD ID 30705
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 63164
    NORAD ID 63164
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-78
    Time of Closest Approach 2026-10-15T22:13:29+0000
    Collision Probability (Pc) 1.838316E-6
    Conjunction Distance (km) 2.412 km
    Relative Speed (km/s) 14.299 km/s
    Conjunction Risk Parameters R (Radial): 2.307 | I (In-track): 0.122 | C (Cross-track): 0.693
    Collision Risk Index (CRI) 0.4
    X Position (km) -1097.573 -1097.298
    Position Y (km) 3732.69 3734.177
    Position Z (km) 6350.929 6352.808
    Velocity X (km/s) 4.399 -2.001
    Velocity Y (km/s) -4.563 5.91
    Velocity Z (km/s) 3.528 -3.807

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-78
    Semimajor Axis (a) 7332.612 km 7446.663 km
    Eccentricity (e) 0.019794 0.001385
    Inclination (i) 102.1898° 88.9622°
    RAAN 126.2370° 288.1279°
    Perigee Argument 275.0722° 330.2382°
    Mean Anomaly (M) 264.1316° 29.7980°
    Apogee 1099.614 km 1078.838 km
    Perigee 809.336 km 1058.214 km
    Orbit Epoch 2026-10-15T07:10:21+0000 2026-10-15T09:11:00+0000

    FENGYUN 1C DEB & QIANFAN-78 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-78 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-78 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-78 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-78Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-78Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data