Solar flares on July 31, 2012
The most powerful solar flare in 24 hours
C5.7 (normal) flare - July 31 at 12:30 PM
Solar activity index
Value as of the end of the day on July 31, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 30, 2012 to July 31, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for July 31, 2012
The total number of solar flares of class C and higher — 11 flares
C class — 11 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.4 | 22:59 | 23:05 | 23:08 | 1528 |
| C1.2 | 20:25 | 20:30 | 20:35 | 1535 |
| C4.0 | 18:10 | 18:27 | 18:32 | 1536 |
| C1.3 | 16:54 | 17:02 | 17:07 | 1538 |
| C1.6 | 16:10 | 16:15 | 16:22 | 1536 |
| C5.0 | 15:17 | 15:25 | 15:30 | — |
| C5.7 | 11:46 | 12:30 | 13:26 | 1535 |
| C1.1 | 10:35 | 10:40 | 10:57 | 1535 |
| C1.0 | 04:28 | 04:34 | 04:35 | 1536 |
| C1.8 | 02:48 | 02:51 | 02:54 | 1532 |
| C1.8 | 00:10 | 00:18 | 00:28 | 1526 |