Solar flares on July 11, 2004
The most powerful solar flare in 24 hours
C5.5 (normal) flare - July 11 at 11:38 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-05 (Baker Lake) — summer time
List of solar flares for July 11, 2004
The total number of solar flares of class C and higher — 13 flares
C class — 13 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.5 | 23:28 | 23:38 | 23:44 | — |
| C1.6 | 22:10 | 22:15 | 22:23 | — |
| C3.2 | 19:57 | 20:05 | 20:20 | — |
| C3.0 | 18:17 | 18:43 | 19:01 | — |
| C1.7 | 17:51 | 17:59 | 18:14 | — |
| C2.5 | 16:04 | 16:12 | 16:21 | — |
| C3.2 | 14:40 | 14:50 | 14:58 | — |
| C3.3 | 12:24 | 12:34 | 12:41 | — |
| C2.8 | 11:49 | 11:58 | 12:06 | — |
| C4.2 | 08:16 | 08:35 | 08:50 | — |
| C2.4 | 05:17 | 05:29 | 05:46 | — |
| C4.2 | 04:37 | 04:44 | 04:51 | — |
| C3.6 | 01:03 | 02:53 | 03:34 | — |