Solar flares on May 20, 2013
The most powerful solar flare in 24 hours
C9.6 (normal) flare - May 20 at 7:06 AM
Solar activity index
Value as of the end of the day on May 20, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 19, 2013 to May 20, 2013
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for May 20, 2013
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 |
|---|---|---|---|---|
| C1.1 | 23:27 | 23:48 | 23:54 | 1751 |
| C1.5 | 16:06 | 16:12 | 16:22 | 1751 |
| C1.3 | 14:27 | 14:30 | 14:33 | 1748 |
| C1.6 | 12:02 | 12:10 | 12:18 | 1753 |
| C1.3 | 11:14 | 11:18 | 11:29 | 1748 |
| C6.0 | 08:20 | 08:26 | 08:30 | 1748 |
| C9.6 | 06:59 | 07:06 | 07:10 | 1748 |
| C2.7 | 06:21 | 06:28 | 06:32 | 1748 |