Solar flares on December 7, 2011
The most powerful solar flare in 24 hours
C2.7 (normal) flare - December 7 at 8:13 PM
Solar activity index
Value as of the end of the day on December 7, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 6, 2011 to December 7, 2011
Time zone — UTC+00 (London)
List of solar flares for December 7, 2011
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.7 | 20:07 | 20:13 | 20:18 | — |
| C1.3 | 15:34 | 15:39 | 15:45 | 1364 |
| C1.9 | 05:55 | 06:05 | 06:20 | — |