Solar flares on October 22, 2003
The most powerful solar flare in 24 hours
M9.9 (strong) flare - October 22 at 12:07 PM
Solar activity index
Value as of the end of the day on October 22, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 21, 2003 to October 22, 2003
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for October 22, 2003
The total number of solar flares of class C and higher — 8 flares
C class — 0 | M class — 8 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.2 | 23:02 | 23:08 | 23:10 | 484 |
| M2.4 | 18:35 | 18:41 | 18:44 | 484 |
| M2.1 | 13:56 | 14:04 | 14:17 | 486 |
| M9.9 | 11:47 | 12:07 | 12:28 | 486 |
| M1.2 | 07:57 | 08:01 | 08:04 | 484 |
| M1.4 | 07:06 | 07:11 | 07:13 | 484 |
| M1.7 | 01:37 | 01:56 | 01:59 | 486 |
| M1.7 | 00:30 | 00:44 | 00:53 | — |