Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.078973E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T04:56:49+0800
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    1 Object 1

    AOE ID 30163
    NORAD ID 30163
    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 2026-10-18T15:47:32+0000
    Collision Probability (Pc) 1.078973E-6
    Conjunction Distance (km) 2.913 km
    Relative Speed (km/s) 9.508 km/s
    Conjunction Risk Parameters R (Radial): 2.617 | I (In-track): -0.916 | C (Cross-track): 0.893
    Collision Risk Index (CRI) 0.36
    X Position (km) 481.18 482.384
    Position Y (km) -1066.497 -1067.604
    Position Z (km) 7349.371 7351.781
    Velocity X (km/s) -7.255 -2.186
    Velocity Y (km/s) -1.084 6.883
    Velocity Z (km/s) 0.044 1.15

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-78
    Semimajor Axis (a) 7489.377 km 7446.663 km
    Eccentricity (e) 0.037171 0.001376
    Inclination (i) 98.7026° 88.9623°
    RAAN 6.3163° 288.0191°
    Perigee Argument 177.6449° 326.9753°
    Mean Anomaly (M) 212.6818° 33.0538°
    Apogee 1389.629 km 1078.770 km
    Perigee 832.851 km 1058.282 km
    Orbit Epoch 2026-10-16T04:19:41+0000 2026-10-16T10:04:06+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