Solar flares on August 22, 2001
The most powerful solar flare in 24 hours
M1.0 (strong) flare - August 22 at 5:16 AM
Solar activity index
Value as of the end of the day on August 22, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 21, 2001 to August 22, 2001
Time zone — UTC-07 (Prince george) — summer time
List of solar flares for August 22, 2001
The total number of solar flares of class C and higher — 18 flares
C class — 17 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.3 | 22:08 | 22:13 | 22:17 | — |
| C6.9 | 20:25 | 20:39 | 20:47 | — |
| C6.6 | 19:01 | 19:05 | 19:09 | — |
| C7.0 | 17:23 | 17:30 | 17:39 | 9591 |
| C6.9 | 16:57 | 17:07 | 17:12 | 9591 |
| C5.8 | 15:29 | 15:56 | 16:23 | 9591 |
| C3.5 | 14:46 | 14:50 | 14:55 | 9591 |
| C7.0 | 14:12 | 14:17 | 14:22 | 9591 |
| C7.5 | 11:44 | 11:49 | 11:56 | 9591 |
| C4.5 | 11:19 | 11:26 | 11:35 | — |
| C5.4 | 10:25 | 10:37 | 10:50 | 9591 |
| C2.8 | 08:54 | 08:58 | 09:01 | — |
| C3.7 | 08:02 | 08:06 | 08:10 | 9591 |
| C2.5 | 07:32 | 07:37 | 07:45 | — |
| M1.0 | 04:58 | 05:16 | 05:29 | — |
| C3.93 | 02:24 | 02:37 | 02:45 | — |
| C6.6 | 02:04 | 02:08 | 02:12 | — |
| C4.2 | 00:35 | 00:42 | 00:52 | — |