Solar flares on July 11, 2004
The most powerful solar flare in 24 hours
C4.2 (normal) flare - July 11 at 1:35 PM
Solar activity index
Value as of the end of the day on July 11, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 10, 2004 to July 11, 2004
Time zone — UTC+00
List of solar flares for July 11, 2004
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 23:17 | 23:43 | 00:01 | — |
| C1.7 | 22:51 | 22:59 | 23:14 | — |
| C2.5 | 21:04 | 21:12 | 21:21 | — |
| C3.2 | 19:40 | 19:50 | 19:58 | — |
| C3.3 | 17:24 | 17:34 | 17:41 | — |
| C2.8 | 16:49 | 16:58 | 17:06 | — |
| C4.2 | 13:16 | 13:35 | 13:50 | — |
| C2.4 | 10:17 | 10:29 | 10:46 | — |
| C4.2 | 09:37 | 09:44 | 09:51 | — |
| C3.6 | 06:03 | 07:53 | 08:34 | — |