Solar flares on December 12, 2015
The most powerful solar flare in 24 hours
C7.8 (normal) flare - December 12 at 2:46 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+01 (Madrid)
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 | 20:32 | 20:45 | 21:15 | 2470 |
| C2.8 | 19:09 | 19:17 | 19:23 | 2469 |
| C1.7 | 18:26 | 18:34 | 18:52 | 2465 |
| C1.0 | 16:19 | 16:22 | 16:30 | 2470 |
| C7.8 | 14:36 | 14:46 | 14:57 | 2470 |
| C2.1 | 12:39 | 12:45 | 12:53 | 2468 |
| C1.3 | 10:18 | 10:25 | 10:32 | 2466 |
| C1.6 | 08:36 | 08:41 | 08:47 | 2469 |
| C4.2 | 07:05 | 07:13 | 07:22 | 2469 |
| C5.2 | 06:05 | 06:28 | 06:40 | 2468 |
| C1.8 | 05:03 | 05:31 | 06:06 | 2463 |
| C2.0 | 04:09 | 04:16 | 04:21 | 2465 |