Solar flares on December 12, 2015
The most powerful solar flare in 24 hours
C7.8 (normal) flare - December 12 at 1:46 PM
Solar activity index
Value as of the end of the day on December 12, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 11, 2015 to December 12, 2015
Time zone — UTC+00 (London)
List of solar flares for December 12, 2015
The total number of solar flares of class C and higher — 12 flares
C class — 12 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 19:32 | 19:45 | 20:15 | 2470 |
| C2.8 | 18:09 | 18:17 | 18:23 | 2469 |
| C1.7 | 17:26 | 17:34 | 17:52 | 2465 |
| C1.0 | 15:19 | 15:22 | 15:30 | 2470 |
| C7.8 | 13:36 | 13:46 | 13:57 | 2470 |
| C2.1 | 11:39 | 11:45 | 11:53 | 2468 |
| C1.3 | 09:18 | 09:25 | 09:32 | 2466 |
| C1.6 | 07:36 | 07:41 | 07:47 | 2469 |
| C4.2 | 06:05 | 06:13 | 06:22 | 2469 |
| C5.2 | 05:05 | 05:28 | 05:40 | 2468 |
| C1.8 | 04:03 | 04:31 | 05:06 | 2463 |
| C2.0 | 03:09 | 03:16 | 03:21 | 2465 |