Solar flares on October 22, 2013
The most powerful solar flare in 24 hours
M4.2 (strong) flare - October 22 at 3:20 PM
Solar activity index
Value as of the end of the day on October 22, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 21, 2013 to October 22, 2013
Time zone — UTC-06 (Helena) — summer time
List of solar flares for October 22, 2013
The total number of solar flares of class C and higher — 8 flares
C class — 6 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.3 | 22:50 | 23:12 | 23:28 | 1875 |
| M4.2 | 15:15 | 15:20 | 15:22 | 1875 |
| C4.0 | 12:30 | 12:37 | 12:49 | 1875 |
| M1.0 | 08:49 | 09:20 | 09:28 | 1875 |
| C1.8 | 07:25 | 07:30 | 07:36 | 1875 |
| C1.4 | 06:55 | 06:58 | 07:01 | 1875 |
| C1.6 | 05:08 | 05:14 | 05:32 | 1875 |
| C1.1 | 03:09 | 03:14 | 03:18 | 1875 |