Solar flares on December 27, 2011
The most powerful solar flare in 24 hours
C8.9 (normal) flare - December 27 at 5:22 AM
Solar activity index
Value as of the end of the day on December 27, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 26, 2011 to December 27, 2011
Time zone — UTC+01 (Zagreb)
List of solar flares for December 27, 2011
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.7 | 22:46 | 23:26 | 23:49 | — |
| C1.7 | 20:32 | 20:36 | 20:40 | — |
| C2.5 | 19:31 | 19:36 | 19:43 | 1387 |
| C1.5 | 18:25 | 18:30 | 18:35 | — |
| C6.2 | 12:59 | 13:07 | 13:34 | 1387 |
| C4.0 | 10:17 | 10:23 | 10:26 | 1387 |
| C3.8 | 09:11 | 09:22 | 09:32 | 1387 |
| C8.9 | 05:11 | 05:22 | 05:31 | 1386 |