Solar flares — Mar 19, 2003
The strongest solar flare in the day
      
      Flare of M3.7 level (strong) — in 09:53
    
      Solar activity index
Value for Mar 19, 2003 24:00 (end on the day). The maximum value is 10.0

Solar flares in 2 days
Chart of solar activity from Mar 18, 2003 to Mar 19, 2003
Time zone — UTC+00 (London)

          This chart in PNG format — high resolution
      API data: JSON or TXT
        
  List of solar flares for Mar 19, 2003
Total number of flares of class C and higher — 21 flares
C type — 17 | M type — 4 | X type — 0
| start | maximum | end | region | |
|---|---|---|---|---|
| 
             
              
              C2.0
             
           | 
          23:10 | 23:15 | 23:19 | 314 | 
| 
             
              
              C3.5
             
           | 
          21:55 | 22:00 | 22:02 | 314 | 
| 
             
              
              C2.2
             
           | 
          21:22 | 21:28 | 21:32 | 314 | 
| 
             
              
              C1.8
             
           | 
          21:00 | 21:04 | 21:07 | 314 | 
| 
             
              
              C1.3
             
           | 
          20:39 | 20:51 | 20:55 | — | 
| 
             
              
              C6.3
             
           | 
          18:45 | 18:54 | 19:04 | 314 | 
| 
             
              
              C1.3
             
           | 
          18:02 | 18:21 | 18:34 | 314 | 
| 
             
              
              C1.9
             
           | 
          17:07 | 17:11 | 17:14 | — | 
| 
             
              
              C3.2
             
           | 
          16:32 | 16:48 | 16:58 | 314 | 
| 
             
              
              C1.1
             
           | 
          16:06 | 16:10 | 16:13 | — | 
| 
             
              
              M1.4
             
           | 
          13:25 | 13:32 | 13:38 | 314 | 
| 
             
              
              C1.0
             
           | 
          13:05 | 13:09 | 13:11 | — | 
| 
             
              
              C5.8
             
           | 
          11:20 | 11:25 | 11:29 | 314 | 
| 
             
              
              M3.7
             
           | 
          09:34 | 09:53 | 10:00 | 314 | 
| 
             
              
              M1.6
             
           | 
          06:36 | 06:46 | 06:49 | 314 | 
| 
             
              
              M1.5
             
           | 
          02:58 | 03:07 | 04:21 | — | 
| 
             
              
              C3.4
             
           | 
          02:30 | 02:44 | 02:51 | — | 
| 
             
              
              C1.7
             
           | 
          02:10 | 02:15 | 02:23 | 314 | 
| 
             
              
              C1.5
             
           | 
          01:35 | 01:50 | 02:06 | 314 | 
| 
             
              
              C6.2
             
           | 
          00:13 | 00:18 | 00:23 | — | 
| 
             
              
              C5.3
             
           | 
          23:51 | 00:02 | 00:08 | — | 
