Solar flares — Aug 11, 2001
The strongest solar flare in the day
      
      Flare of C5.2 level (normal) — in 02:21
    
      Solar activity index
Value for Aug 11, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Aug 10, 2001 to Aug 11, 2001
Time zone — UTC+01 (London) - summer time

          This chart in PNG format — high resolution
      API data: JSON or TXT
        
  List of solar flares for Aug 11, 2001
Total number of flares of class C and higher — 14 flares
C type — 14 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
| 
             
              
              C2.2
             
           | 
          22:22 | 22:28 | 22:32 | — | 
| 
             
              
              C1.3
             
           | 
          13:23 | 13:27 | 13:33 | — | 
| 
             
              
              C1.2
             
           | 
          12:35 | 12:49 | 13:00 | 9563 | 
| 
             
              
              C1.1
             
           | 
          11:04 | 11:09 | 11:13 | — | 
| 
             
              
              C1.0
             
           | 
          10:49 | 10:54 | 10:58 | — | 
| 
             
              
              C1.7
             
           | 
          09:58 | 10:04 | 10:08 | — | 
| 
             
              
              C2.8
             
           | 
          05:17 | 07:40 | 09:09 | — | 
| 
             
              
              C1.0
             
           | 
          04:52 | 04:56 | 05:01 | 9566 | 
| 
             
              
              C2.9
             
           | 
          02:35 | 02:38 | 02:43 | — | 
| 
             
              
              C5.2
             
           | 
          02:14 | 02:21 | 02:28 | — | 
| 
             
              
              C1.8
             
           | 
          01:49 | 01:54 | 01:58 | 9566 | 
| 
             
              
              C1.6
             
           | 
          01:39 | 01:43 | 01:47 | 9566 | 
| 
             
              
              C1.8
             
           | 
          00:47 | 01:00 | 01:05 | — | 
| 
             
              
              C1.9
             
           | 
          00:00 | 00:07 | 00:11 | — | 
