Solar flares on September 26, 2011
The most powerful solar flare in 24 hours
M4.0 (strong) flare - September 26 at 8:08 AM
Solar activity index
Value as of the end of the day on September 26, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 25, 2011 to September 26, 2011
Time zone — UTC+03 (Vilnius)
List of solar flares for September 26, 2011
The total number of solar flares of class C and higher — 13 flares
C class — 11 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 23:04 | 23:07 | 23:09 | 1302 |
| C4.8 | 19:43 | 19:55 | 20:06 | 1302 |
| M2.6 | 17:37 | 17:46 | 18:02 | 1302 |
| C5.1 | 16:26 | 16:40 | 16:57 | 1302 |
| C3.3 | 12:58 | 13:01 | 13:12 | — |
| C3.3 | 12:40 | 12:43 | 12:46 | 1302 |
| C8.8 | 10:45 | 10:50 | 10:52 | 1302 |
| C4.7 | 10:28 | 10:32 | 10:38 | 1302 |
| M4.0 | 08:06 | 08:08 | 08:13 | 1302 |
| C9.5 | 04:39 | 04:47 | 04:57 | 1303 |
| C5.2 | 03:35 | 03:47 | 03:58 | 1302 |
| C8.6 | 01:29 | 01:32 | 01:36 | 1303 |
| C8.6 | 01:14 | 01:19 | 01:29 | — |