Solar flares on December 22, 2013
The most powerful solar flare in 24 hours
M3.3 (strong) flare - December 22 at 3:12 PM
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+00 (London)
List of solar flares for December 22, 2013
The total number of solar flares of class C and higher — 19 flares
C class — 14 | M class — 5 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.2 | 22:36 | 22:44 | 22:54 | 1928 |
| M1.6 | 21:23 | 22:08 | 22:13 | 1928 |
| C6.1 | 20:29 | 20:34 | 20:39 | 1928 |
| C6.1 | 19:21 | 19:25 | 19:30 | — |
| C8.8 | 18:55 | 19:09 | 19:17 | 1928 |
| M3.3 | 15:06 | 15:12 | 15:19 | 1928 |
| M1.6 | 14:24 | 14:38 | 14:48 | 1934 |
| C4.3 | 12:26 | 12:43 | 12:50 | — |
| C3.7 | 11:19 | 11:26 | 11:35 | 1928 |
| C6.4 | 09:03 | 09:32 | 09:57 | 1934 |
| M1.1 | 08:33 | 08:37 | 08:41 | 1928 |
| M1.9 | 08:05 | 08:11 | 08:18 | 1928 |
| C2.3 | 07:19 | 07:38 | 07:46 | — |
| C4.7 | 04:40 | 04:46 | 04:53 | 1928 |
| C5.1 | 03:35 | 03:47 | 03:58 | 1928 |
| C2.2 | 03:05 | 03:13 | 03:24 | — |
| C1.6 | 02:30 | 02:34 | 02:39 | — |
| C1.7 | 01:50 | 01:55 | 02:03 | — |
| C1.2 | 01:11 | 01:16 | 01:26 | — |