Solar flares on May 7, 2012
The most powerful solar flare in 24 hours
M1.9 (strong) flare - May 7 at 3:31 PM
Solar activity index
Value as of the end of the day on May 7, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 6, 2012 to May 7, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for May 7, 2012
The total number of solar flares of class C and higher — 14 flares
C class — 13 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.4 | 18:20 | 18:26 | 18:30 | 1476 |
| M1.9 | 15:03 | 15:31 | 15:52 | 1471 |
| C1.1 | 13:37 | 13:41 | 13:45 | — |
| C7.9 | 12:02 | 12:08 | 12:11 | 1476 |
| C1.1 | 11:28 | 11:33 | 11:37 | 1471 |
| C1.4 | 09:26 | 09:30 | 09:33 | — |
| C4.0 | 07:45 | 08:03 | 08:08 | 1476 |
| C1.3 | 07:09 | 07:20 | 07:25 | — |
| C1.2 | 04:49 | 04:52 | 04:54 | 1476 |
| C1.2 | 04:39 | 04:42 | 04:45 | 1476 |
| C2.7 | 04:20 | 04:25 | 04:29 | 1476 |
| C7.1 | 03:37 | 03:50 | 03:59 | 1476 |
| C1.3 | 01:33 | 01:36 | 01:39 | 1476 |
| C1.1 | 00:11 | 00:14 | 00:21 | 1476 |