Solar flares on December 22, 2013
The most powerful solar flare in 24 hours
M3.3 (strong) flare - December 22 at 10:12 AM
Solar activity index
Value as of the end of the day on December 22, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 21, 2013 to December 22, 2013
Time zone — UTC-05 (Thunder bay)
List of solar flares for December 22, 2013
The total number of solar flares of class C and higher — 19 flares
C class — 13 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 23:26 | 23:29 | 23:32 | 1934 |
| C1.7 | 22:14 | 22:18 | 22:21 | — |
| C4.4 | 20:58 | 21:02 | 21:06 | 1928 |
| C4.5 | 20:38 | 20:46 | 20:55 | 1928 |
| C2.7 | 20:10 | 20:14 | 20:19 | 1928 |
| M1.3 | 18:44 | 19:03 | 19:05 | 1928 |
| C8.2 | 17:36 | 17:44 | 17:54 | 1928 |
| M1.6 | 16:23 | 17:08 | 17:13 | 1928 |
| C6.1 | 15:29 | 15:34 | 15:39 | 1928 |
| C6.1 | 14:21 | 14:25 | 14:30 | — |
| C8.8 | 13:55 | 14:09 | 14:17 | 1928 |
| M3.3 | 10:06 | 10:12 | 10:19 | 1928 |
| M1.6 | 09:24 | 09:38 | 09:48 | 1934 |
| C4.3 | 07:26 | 07:43 | 07:50 | — |
| C3.7 | 06:19 | 06:26 | 06:35 | 1928 |
| C6.4 | 04:03 | 04:32 | 04:57 | 1934 |
| M1.1 | 03:33 | 03:37 | 03:41 | 1928 |
| M1.9 | 03:05 | 03:11 | 03:18 | 1928 |
| C2.3 | 02:19 | 02:38 | 02:46 | — |