Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.369997E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-15T05:32:26+0800
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    1 Object 1

    AOE ID 31281
    NORAD ID 31281
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 39265
    NORAD ID 39265
    Object Type PAYLOAD
    Country
    CA CA

    Conjunction Constraints

    Parameter FENGYUN 1C DEB CASSIOPE
    Time of Closest Approach 2026-10-14T21:49:20+0000
    Collision Probability (Pc) 1.369997E-6
    Conjunction Distance (km) 2.998 km
    Relative Speed (km/s) 15.376 km/s
    Conjunction Risk Parameters R (Radial): -1.652 | I (In-track): -0.136 | C (Cross-track): 2.498
    Collision Risk Index (CRI) 0.38
    X Position (km) 1145.007 1147.69
    Position Y (km) -346.763 -346.268
    Position Z (km) 6658.292 6659.535
    Velocity X (km/s) 2.229 -1.259
    Velocity Y (km/s) -7.326 7.566
    Velocity Z (km/s) -0.778 0.798

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB CASSIOPE
    Semimajor Axis (a) 6815.293 km 6842.980 km
    Eccentricity (e) 0.006509 0.026129
    Inclination (i) 98.4042° 80.9092°
    RAAN 106.1169° 281.2194°
    Perigee Argument 117.2115° 18.8979°
    Mean Anomaly (M) 243.5783° 342.1732°
    Apogee 481.519 km 643.646 km
    Perigee 392.793 km 286.040 km
    Orbit Epoch 2026-10-13T11:10:22+0000 2026-10-14T05:48:35+0000

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

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

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

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

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    CASSIOPEMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    CASSIOPECollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data