Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.336246E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T11:04:08+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 60386
    NORAD ID 60386
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB QIANFAN-8
    Time of Closest Approach 2026-10-13T03:38:13+0000
    Collision Probability (Pc) 1.336246E-6
    Conjunction Distance (km) 2.97 km
    Relative Speed (km/s) 14.434 km/s
    Conjunction Risk Parameters R (Radial): 0.484 | I (In-track): 0.33 | C (Cross-track): -2.911
    Collision Risk Index (CRI) 0.38
    X Position (km) 178.725 175.817
    Position Y (km) 6168.478 6168.382
    Position Z (km) -4203.643 -4203.046
    Velocity X (km/s) 1.946 -0.276
    Velocity Y (km/s) 3.887 -4.096
    Velocity Z (km/s) 5.785 -6.033

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB QIANFAN-8
    Semimajor Axis (a) 7326.786 km 7446.621 km
    Eccentricity (e) 0.018300 0.001827
    Inclination (i) 102.0853° 88.9679°
    RAAN 76.2485° 267.8614°
    Perigee Argument 153.6645° 48.6869°
    Mean Anomaly (M) 207.3944° 311.5851°
    Apogee 1082.730 km 1082.088 km
    Perigee 814.568 km 1054.880 km
    Orbit Epoch 2026-10-10T06:25:47+0000 2026-10-11T06:08:39+0000

    FENGYUN 1C DEB & QIANFAN-8 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & QIANFAN-8 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & QIANFAN-8 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & QIANFAN-8 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    QIANFAN-8Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    QIANFAN-8Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data