Solar flares on May 11, 2015
The most powerful solar flare in 24 hours
C2.5 (normal) flare - May 11 at 5:09 AM
Solar activity index
Value as of the end of the day on May 11, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 10, 2015 to May 11, 2015
Time zone — UTC+01 (London) — summer time
List of solar flares for May 11, 2015
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 |
|---|---|---|---|---|
| C2.0 | 19:33 | 19:42 | 19:51 | 2339 |
| C1.1 | 18:44 | 18:47 | 18:49 | 2345 |
| C1.6 | 14:02 | 14:08 | 14:14 | 2335 |
| C1.2 | 13:10 | 13:13 | 13:15 | 2339 |
| C1.6 | 07:42 | 07:48 | 07:57 | 2338 |
| C2.5 | 04:45 | 05:09 | 05:29 | — |
| C1.2 | 02:43 | 02:54 | 03:08 | 2335 |
| C2.1 | 00:37 | 00:43 | 00:51 | 2339 |
| C1.7 | 00:20 | 00:23 | 00:25 | 2344 |