Solar flares on May 19, 2013
The most powerful solar flare in 24 hours
C9.9 (normal) flare - May 19 at 6:50 PM
Solar activity index
Value as of the end of the day on May 19, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 18, 2013 to May 19, 2013
Time zone — UTC+01 (London) — summer time
List of solar flares for May 19, 2013
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.7 | 22:11 | 22:21 | 22:26 | 1750 |
| C9.9 | 18:07 | 18:50 | 19:18 | — |
| C4.2 | 18:06 | 18:24 | 18:35 | — |
| C6.3 | 16:07 | 16:15 | 16:24 | 1750 |
| C1.1 | 15:13 | 15:20 | 15:27 | 1750 |
| C1.4 | 13:22 | 13:25 | 13:29 | 1750 |
| C1.1 | 12:42 | 12:50 | 12:57 | 1750 |
| C3.4 | 10:08 | 10:15 | 10:24 | 1750 |
| C1.2 | 09:35 | 09:38 | 09:40 | 1752 |