Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    4.573798E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T04:43:08+0800
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    1 Object 1

    AOE ID 31899
    NORAD ID 31899
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 60387
    NORAD ID 60387
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-9
    Time of Closest Approach 2026-10-14T05:40:54+0000
    Collision Probability (Pc) 4.573798E-6
    Conjunction Distance (km) 1.684 km
    Relative Speed (km/s) 14.448 km/s
    Conjunction Risk Parameters R (Radial): -0.126 | I (In-track): 0.174 | C (Cross-track): 1.67
    Collision Risk Index (CRI) 0.48
    X Position (km) 203.508 205.163
    Position Y (km) 6515.646 6515.371
    Position Z (km) -3638.827 -3638.968
    Velocity X (km/s) 1.841 -0.262
    Velocity Y (km/s) 3.354 -3.545
    Velocity Z (km/s) 6.145 -6.375

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-9
    Semimajor Axis (a) 7326.730 km 7446.636 km
    Eccentricity (e) 0.018293 0.001781
    Inclination (i) 102.0855° 88.9680°
    RAAN 79.9592° 267.6861°
    Perigee Argument 146.7535° 42.3431°
    Mean Anomaly (M) 214.5259° 317.9091°
    Apogee 1082.620 km 1081.763 km
    Perigee 814.566 km 1055.235 km
    Orbit Epoch 2026-10-13T03:48:45+0000 2026-10-13T14:25:51+0000

    FENGYUN 1C DEB & QIANFAN-9 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-9 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-9 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-9 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-9Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-9Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data