Solar flares on December 28, 2013
The most powerful solar flare in 24 hours
C9.3 (normal) flare - December 28 at 6:02 PM
Solar activity index
Value as of the end of the day on December 28, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 27, 2013 to December 28, 2013
Time zone — UTC+00
List of solar flares for December 28, 2013
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.3 | 17:53 | 18:02 | 18:08 | 1936 |
| C2.6 | 13:06 | 13:15 | 13:31 | 1934 |
| C3.0 | 12:40 | 12:47 | 12:58 | 1936 |
| C1.2 | 11:00 | 11:18 | 11:32 | 1936 |
| C1.4 | 08:38 | 09:06 | 09:16 | 1936 |
| C1.2 | 07:03 | 07:25 | 07:38 | 1934 |