Solar flares on September 11, 2005
The most powerful solar flare in 24 hours
M3.4 (strong) flare - September 11 at 2:35 AM
Solar activity index
Value as of the end of the day on September 11, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 10, 2005 to September 11, 2005
Time zone — UTC+00
List of solar flares for September 11, 2005
The total number of solar flares of class C and higher — 8 flares
C class — 5 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 23:21 | 23:25 | 23:31 | 808 |
| C6.5 | 22:12 | 22:15 | 22:18 | 808 |
| C1.9 | 22:05 | 22:08 | 22:11 | — |
| M1.3 | 20:29 | 20:40 | 20:49 | — |
| M3.0 | 12:44 | 13:12 | 13:53 | 808 |
| C4.4 | 07:06 | 07:10 | 07:17 | 808 |
| C7.1 | 06:09 | 06:18 | 06:25 | 808 |
| M3.4 | 02:29 | 02:35 | 02:40 | 808 |