Solar flares on December 13, 2013
The most powerful solar flare in 24 hours
C5.9 (normal) flare - December 13 at 3:44 AM
Solar activity index
Value as of the end of the day on December 13, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 12, 2013 to December 13, 2013
Time zone — UTC+05:30 (Krishnanagar)
List of solar flares for December 13, 2013
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.8 | 08:35 | 08:45 | 09:01 | 1917 |
| C2.2 | 07:03 | 07:08 | 07:11 | 1917 |
| C5.9 | 03:35 | 03:44 | 03:49 | 1921 |
| C1.6 | 01:00 | 01:04 | 01:09 | — |