Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.461004E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T02:11:14+0800
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    1 Object 1

    AOE ID 37046
    NORAD ID 37046
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 43912
    NORAD ID 43912
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB YUNHAI 2-1D
    Time of Closest Approach 2026-10-20T17:17:14+0000
    Collision Probability (Pc) 1.461004E-6
    Conjunction Distance (km) 2.769 km
    Relative Speed (km/s) 14.336 km/s
    Conjunction Risk Parameters R (Radial): -2.204 | I (In-track): -0.478 | C (Cross-track): 1.604
    Collision Risk Index (CRI) 0.38
    X Position (km) -4169.988 -4172.59
    Position Y (km) 5543.556 5544.49
    Position Z (km) 1780.497 1780.361
    Velocity X (km/s) -0.211 -3.113
    Velocity Y (km/s) 2.185 -4.1
    Velocity Z (km/s) -7.145 5.408

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB YUNHAI 2-1D
    Semimajor Axis (a) 7184.195 km 7172.971 km
    Eccentricity (e) 0.005016 0.001577
    Inclination (i) 98.5351° 50.0085°
    RAAN 301.3631° 121.0763°
    Perigee Argument 125.6094° 61.8352°
    Mean Anomaly (M) 234.9775° 298.4154°
    Apogee 842.097 km 806.148 km
    Perigee 770.019 km 783.520 km
    Orbit Epoch 2026-10-17T05:59:15+0000 2026-10-19T04:16:39+0000

    FENGYUN 1C DEB & YUNHAI 2-1D Collision Probability (Pc) Trend

    FENGYUN 1C DEB & YUNHAI 2-1D Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & YUNHAI 2-1D Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & YUNHAI 2-1D Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNHAI 2-1DMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YUNHAI 2-1DCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data