Solar flares on July 12, 2004
The most powerful solar flare in 24 hours
M1.6 (strong) flare - July 12 at 8:08 AM
Solar activity index
Value as of the end of the day on July 12, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 11, 2004 to July 12, 2004
Time zone — UTC+00
List of solar flares for July 12, 2004
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 21:46 | 21:51 | 21:59 | 649 |
| C1.7 | 21:19 | 21:28 | 21:38 | 649 |
| C4.5 | 18:31 | 18:43 | 18:54 | 649 |
| C1.8 | 16:45 | 16:48 | 16:50 | — |
| C3.2 | 15:50 | 16:02 | 16:15 | 649 |
| C3.4 | 12:49 | 13:02 | 13:12 | 649 |
| M1.6 | 07:36 | 08:08 | 08:59 | — |
| C2.8 | 07:11 | 07:19 | 07:26 | — |
| C2.2 | 06:21 | 06:29 | 06:37 | — |
| C5.5 | 04:28 | 04:38 | 04:44 | — |
| C1.6 | 03:10 | 03:15 | 03:23 | — |
| C3.2 | 00:57 | 01:05 | 01:20 | — |