Solar flares on July 27, 2011
The most powerful solar flare in 24 hours
M1.1 (strong) flare - July 27 at 6:07 PM
Solar activity index
Value as of the end of the day on July 27, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 26, 2011 to July 27, 2011
Time zone — UTC+02 (Vienna) — summer time
List of solar flares for July 27, 2011
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 23:48 | 23:54 | 00:00 | 1260 |
| C2.3 | 22:41 | 23:21 | 23:29 | 1260 |
| M1.1 | 17:48 | 18:07 | 18:22 | 1260 |
| C2.0 | 15:09 | 15:13 | 15:25 | 1260 |
| C2.0 | 14:47 | 14:53 | 15:00 | 1260 |
| C3.6 | 13:18 | 13:31 | 13:33 | 1260 |
| C3.0 | 11:56 | 12:02 | 12:12 | 1260 |
| C3.0 | 08:33 | 08:39 | 08:46 | 1260 |
| C3.0 | 03:38 | 04:01 | 04:35 | 1260 |
| C3.8 | 23:53 | 00:41 | 00:53 | 1260 |