Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.793637E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-25T04:52:01+0800
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    1 Object 1

    AOE ID 30245
    NORAD ID 30245
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 65977
    NORAD ID 65977
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB SDA_1667
    Time of Closest Approach 2026-10-25T07:40:07+0000
    Collision Probability (Pc) 2.793637E-6
    Conjunction Distance (km) 2.016 km
    Relative Speed (km/s) 14.733 km/s
    Conjunction Risk Parameters R (Radial): -0.914 | I (In-track): 0.005 | C (Cross-track): -1.796
    Collision Risk Index (CRI) 0.44
    X Position (km) 349.699 351.43
    Position Y (km) 6287.18 6286.463
    Position Z (km) -3778.931 -3778.186
    Velocity X (km/s) 1.129 -1.089
    Velocity Y (km/s) -3.672 3.793
    Velocity Z (km/s) -6.287 6.219

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB SDA_1667
    Semimajor Axis (a) 7342.886 km 7336.878 km
    Eccentricity (e) 0.019224 0.000056
    Inclination (i) 98.9166° 81.2964°
    RAAN 271.1578° 93.1372°
    Perigee Argument 125.2402° 73.0946°
    Mean Anomaly (M) 236.6912° 287.0271°
    Apogee 1105.906 km 959.154 km
    Perigee 823.592 km 958.328 km
    Orbit Epoch 2026-10-24T04:33:42+0000 2026-10-24T04:00:30+0000

    FENGYUN 1C DEB & SDA_1667 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & SDA_1667 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & SDA_1667 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & SDA_1667 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SDA_1667Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    SDA_1667Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data