Solar flares on April 22, 2015
The most powerful solar flare in 24 hours
M1.1 (strong) flare - April 22 at 8:44 AM
Solar activity index
Value as of the end of the day on April 22, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2015 to April 22, 2015
Time zone — UTC+00
List of solar flares for April 22, 2015
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 12:11 | 12:15 | 12:20 | — |
| M1.1 | 08:30 | 08:44 | 08:58 | 2322 |
| C3.8 | 07:59 | 08:06 | 08:21 | 2322 |
| C2.3 | 07:04 | 07:11 | 07:18 | 2327 |
| C2.3 | 06:01 | 06:11 | 06:17 | — |
| C4.1 | 03:14 | 03:25 | 03:34 | 2322 |
| C2.8 | 03:00 | 03:05 | 03:12 | 2333 |
| C4.6 | 02:00 | 02:07 | 02:15 | 2325 |
| C3.7 | 01:38 | 01:44 | 01:50 | 2324 |
| C2.3 | 01:11 | 01:15 | 01:19 | 2325 |