Solar flares on October 22, 2003
The most powerful solar flare in 24 hours
M9.9 (strong) flare - October 22 at 10:07 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+02 (Vaduz) — summer time
List of solar flares for October 22, 2003
The total number of solar flares of class C and higher — 7 flares
C class — 0 | M class — 7 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M9.9 | 21:47 | 22:07 | 22:28 | 486 |
| M1.2 | 17:57 | 18:01 | 18:04 | 484 |
| M1.4 | 17:06 | 17:11 | 17:13 | 484 |
| M1.7 | 11:37 | 11:56 | 11:59 | 486 |
| M1.7 | 10:30 | 10:44 | 10:53 | — |
| M3.7 | 05:28 | 05:51 | 07:21 | 486 |
| M2.4 | 21:22 | 01:30 | 05:05 | — |