Solar flares on September 19, 2011
The most powerful solar flare in 24 hours
C6.9 (normal) flare - September 19 at 7:41 PM
Solar activity index
Value as of the end of the day on September 19, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 18, 2011 to September 19, 2011
Time zone — UTC+04 (Samara)
List of solar flares for September 19, 2011
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 22:34 | 22:47 | 22:54 | 1301 |
| C6.9 | 19:35 | 19:41 | 19:47 | 1301 |
| C6.2 | 11:19 | 11:37 | 13:14 | 1296 |
| C2.4 | 08:52 | 08:59 | 09:14 | 1296 |
| C1.6 | 02:23 | 02:27 | 02:29 | 1295 |