Solar flares on August 12, 2004
The most powerful solar flare in 24 hours
M1.2 (strong) flare - August 12 at 8:05 AM
Solar activity index
Value as of the end of the day on August 12, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 11, 2004 to August 12, 2004
Time zone — UTC+03 (Volgograd)
List of solar flares for August 12, 2004
The total number of solar flares of class C and higher — 13 flares
C class — 12 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.4 | 21:53 | 21:57 | 21:59 | 656 |
| C6.5 | 19:11 | 19:23 | 20:29 | 656 |
| C2.1 | 15:57 | 16:01 | 16:04 | 656 |
| C4.9 | 14:27 | 14:43 | 14:52 | 656 |
| C4.0 | 12:31 | 12:35 | 12:42 | 656 |
| C1.8 | 12:07 | 12:11 | 12:15 | 656 |
| C2.2 | 09:19 | 09:29 | 09:33 | 656 |
| M1.2 | 07:38 | 08:05 | 08:20 | 656 |
| C1.2 | 04:13 | 04:18 | 04:21 | 656 |
| C3.4 | 01:22 | 01:37 | 01:56 | 656 |
| C1.0 | 01:05 | 01:10 | 01:15 | 656 |
| C1.0 | 00:29 | 00:34 | 00:39 | 656 |
| C1.3 | 00:09 | 00:14 | 00:18 | 656 |