Solar flares on May 12, 2005
The most powerful solar flare in 24 hours
M1.6 (strong) flare - May 12 at 9:33 AM
Solar activity index
Value as of the end of the day on May 12, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 11, 2005 to May 12, 2005
Time zone — UTC+02 (Brussels) — summer time
List of solar flares for May 12, 2005
The total number of solar flares of class C and higher — 16 flares
C class — 14 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:38 | 23:48 | 23:56 | 763 |
| C2.4 | 21:43 | 21:53 | 21:55 | 758 |
| M1.4 | 19:33 | 19:41 | 19:45 | 759 |
| C1.6 | 18:58 | 19:05 | 19:10 | 759 |
| C3.0 | 15:40 | 15:55 | 16:21 | 758 |
| C1.2 | 15:16 | 15:19 | 15:22 | 758 |
| C1.4 | 13:13 | 13:18 | 13:21 | 758 |
| M1.6 | 09:27 | 09:33 | 09:37 | 759 |
| C1.4 | 08:54 | 08:59 | 09:15 | 759 |
| C1.0 | 07:11 | 07:24 | 07:49 | 758 |
| C2.0 | 04:57 | 05:09 | 05:24 | 759 |
| C1.9 | 03:43 | 03:47 | 03:49 | 758 |
| C9.4 | 03:10 | 03:13 | 03:20 | 759 |
| C4.2 | 02:24 | 02:30 | 02:33 | 758 |
| C2.7 | 02:11 | 02:17 | 02:22 | 758 |
| C5.9 | 01:07 | 01:37 | 01:46 | 758 |