Solar flares on August 9, 2011
The most powerful solar flare in 24 hours
X6.9 (very strong) flare - August 9 at 8:05 AM
Solar activity index
Value as of the end of the day on August 9, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 8, 2011 to August 9, 2011
Time zone — UTC+00
List of solar flares for August 9, 2011
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.9 | 23:33 | 23:43 | 23:49 | 1263 |
| C2.0 | 18:04 | 18:11 | 18:42 | — |
| C2.4 | 15:43 | 15:54 | 16:04 | 1263 |
| C2.2 | 13:29 | 13:45 | 13:57 | 1263 |
| X6.9 | 07:48 | 08:05 | 08:08 | 1263 |
| C1.4 | 07:19 | 07:23 | 07:27 | 1263 |
| M2.5 | 03:19 | 03:54 | 04:08 | 1263 |