Solar flares on May 12, 2005
The most powerful solar flare in 24 hours
M1.6 (strong) flare - May 12 at 7:33 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+00
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 |
|---|---|---|---|---|
| C2.1 | 22:44 | 22:55 | 23:12 | 759 |
| C2.0 | 21:38 | 21:48 | 21:56 | 763 |
| C2.4 | 19:43 | 19:53 | 19:55 | 758 |
| M1.4 | 17:33 | 17:41 | 17:45 | 759 |
| C1.6 | 16:58 | 17:05 | 17:10 | 759 |
| C3.0 | 13:40 | 13:55 | 14:21 | 758 |
| C1.2 | 13:16 | 13:19 | 13:22 | 758 |
| C1.4 | 11:13 | 11:18 | 11:21 | 758 |
| M1.6 | 07:27 | 07:33 | 07:37 | 759 |
| C1.4 | 06:54 | 06:59 | 07:15 | 759 |
| C1.0 | 05:11 | 05:24 | 05:49 | 758 |
| C2.0 | 02:57 | 03:09 | 03:24 | 759 |
| C1.9 | 01:43 | 01:47 | 01:49 | 758 |
| C9.4 | 01:10 | 01:13 | 01:20 | 759 |
| C4.2 | 00:24 | 00:30 | 00:33 | 758 |
| C2.7 | 00:11 | 00:17 | 00:22 | 758 |