Solar flares on December 15, 2013
The most powerful solar flare in 24 hours
C3.6 (normal) flare - December 15 at 8:30 PM
Solar activity index
Value as of the end of the day on December 15, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 14, 2013 to December 15, 2013
Time zone — UTC-07 (Phoenix)
List of solar flares for December 15, 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 |
|---|---|---|---|---|
| C1.3 | 23:19 | 23:20 | 23:22 | — |
| C3.6 | 20:21 | 20:30 | 20:44 | 1917 |
| C1.5 | 18:05 | 18:10 | 18:14 | — |
| C1.3 | 03:22 | 03:28 | 03:31 | 1917 |
| C2.8 | 02:08 | 02:13 | 02:16 | — |
| C1.3 | 01:14 | 01:19 | 01:28 | 1926 |