Solar flares — Aug 20, 2001
The strongest solar flare in the day
      
      Flare of C3.6 level (normal) — in 09:22
    
      Solar activity index
Value for Aug 20, 2001 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Aug 19, 2001 to Aug 20, 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 20, 2001
Total number of flares of class C and higher — 4 flares
C type — 4 | M type — 0 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
| 
             
              
              C2.3
             
           | 
          20:19 | 20:37 | 22:02 | — | 
| 
             
              
              C3.6
             
           | 
          09:17 | 09:22 | 09:25 | 9582 | 
| 
             
              
              C2.0
             
           | 
          06:16 | 06:25 | 06:34 | 9582 | 
| 
             
              
              C1.2
             
           | 
          03:50 | 04:02 | 04:16 | 9585 | 
