Solar flares — Nov 04, 2003
The strongest solar flare in the day
      
      Flare of X17.4 level (very strong) — in 19:53
    
      Solar activity index
Value for Nov 04, 2003 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Nov 03, 2003 to Nov 04, 2003
Time zone — UTC+00 (London)

          This chart in PNG format — high resolution
      API data: JSON or TXT
        
  List of solar flares for Nov 04, 2003
Total number of flares of class C and higher — 7 flares
C type — 3 | M type — 3 | X type — 1
| start | maximum | end | region | |
|---|---|---|---|---|
| 
             
              
              X17.4
             
           | 
          19:29 | 19:53 | 20:06 | 486 | 
| 
             
              
              M1.1
             
           | 
          13:43 | 13:49 | 14:01 | 486 | 
| 
             
              
              C5.7
             
           | 
          11:15 | 11:19 | 11:25 | 486 | 
| 
             
              
              M3.0
             
           | 
          10:11 | 10:22 | 10:33 | 488 | 
| 
             
              
              C2.8
             
           | 
          09:40 | 09:43 | 09:50 | 486 | 
| 
             
              
              M2.6
             
           | 
          05:43 | 05:56 | 06:07 | — | 
| 
             
              
              C5.0
             
           | 
          04:04 | 04:11 | 04:19 | — | 
