Solar flares on May 15, 2013
The most powerful solar flare in 24 hours
X1.2 (very strong) flare - May 15 at 1:48 AM
Solar activity index
Value as of the end of the day on May 15, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 14, 2013 to May 15, 2013
Time zone — UTC+00
List of solar flares for May 15, 2013
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 22:26 | 22:31 | 22:41 | 1748 |
| C1.1 | 16:09 | 16:13 | 16:18 | 1738 |
| C1.4 | 13:27 | 13:30 | 13:33 | 1745 |
| C1.6 | 12:08 | 12:37 | 13:08 | 1748 |
| X1.2 | 01:25 | 01:48 | 01:58 | 1748 |