Solar flares on October 23, 2011
The most powerful solar flare in 24 hours
C2.5 (normal) flare - October 23 at 6:47 PM
Solar activity index
Value as of the end of the day on October 23, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 22, 2011 to October 23, 2011
Time zone — UTC+07 (Barnaul)
List of solar flares for October 23, 2011
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 18:42 | 18:47 | 18:53 | 1324 |
| C2.1 | 12:28 | 12:31 | 12:34 | 1330 |
| C1.7 | 03:39 | 03:43 | 03:47 | 1325 |
| C2.2 | 02:11 | 02:17 | 02:23 | 1325 |