Solar flares on April 22, 2011
The most powerful solar flare in 24 hours
M1.8 (strong) flare - April 22 at 10:27 AM
Solar activity index
Value as of the end of the day on April 22, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2011 to April 22, 2011
Time zone — UTC+05:30 (Ranchi)
List of solar flares for April 22, 2011
The total number of solar flares of class C and higher — 14 flares
C class — 12 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.2 | 23:11 | 23:24 | 23:37 | 1195 |
| C5.5 | 22:26 | 22:37 | 22:44 | 1195 |
| M1.2 | 21:17 | 21:23 | 21:41 | 1195 |
| C1.4 | 20:25 | 20:29 | 20:32 | 1195 |
| C1.3 | 20:12 | 20:17 | 20:19 | 1195 |
| C1.3 | 19:34 | 19:37 | 19:39 | 1195 |
| C3.0 | 17:59 | 18:06 | 18:09 | 1195 |
| C7.7 | 16:37 | 16:55 | 17:07 | 1195 |
| C2.6 | 15:10 | 15:16 | 15:29 | 1195 |
| C2.5 | 13:34 | 13:39 | 13:42 | 1195 |
| C1.8 | 12:38 | 13:02 | 13:05 | 1195 |
| M1.8 | 10:05 | 10:27 | 10:44 | 1195 |
| C1.5 | 05:43 | 05:50 | 05:56 | 1195 |
| C4.5 | 03:21 | 03:37 | 04:09 | 1195 |