Solar flares on December 12, 2013
The most powerful solar flare in 24 hours
C5.9 (normal) flare - December 12 at 4:14 PM
Solar activity index
Value as of the end of the day on December 12, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 11, 2013 to December 12, 2013
Time zone — UTC-06 (Topeka)
List of solar flares for December 12, 2013
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.8 | 21:05 | 21:15 | 21:31 | 1917 |
| C2.2 | 19:33 | 19:38 | 19:41 | 1917 |
| C5.9 | 16:05 | 16:14 | 16:19 | 1921 |
| C1.6 | 13:30 | 13:34 | 13:39 | — |
| C2.6 | 10:36 | 10:43 | 10:48 | 1917 |
| C2.3 | 05:32 | 05:39 | 06:09 | 1917 |
| C3.4 | 00:38 | 00:59 | 01:37 | 1917 |