Solar flares on August 2, 2011
The most powerful solar flare in 24 hours
M1.7 (strong) flare - August 2 at 9:32 PM
Solar activity index
Value as of the end of the day on August 2, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 1, 2011 to August 2, 2011
Time zone — UTC-07 (Phoenix)
List of solar flares for August 2, 2011
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 23:42 | 23:46 | 23:49 | 1261 |
| M1.7 | 21:29 | 21:32 | 21:35 | 1263 |
| M1.1 | 20:08 | 20:37 | 20:51 | 1261 |
| C1.2 | 19:35 | 19:38 | 19:40 | — |
| C1.1 | 10:15 | 10:23 | 10:32 | 1261 |
| C2.0 | 04:36 | 04:39 | 04:42 | 1263 |
| C2.0 | 02:24 | 02:27 | 02:29 | 1261 |