Solar flares on October 23, 2011
The most powerful solar flare in 24 hours
C2.5 (normal) flare - October 23 at 11:47 AM
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+00
List of solar flares for October 23, 2011
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.0 | 22:26 | 22:37 | 22:41 | 1330 |
| C2.5 | 11:42 | 11:47 | 11:53 | 1324 |
| C2.1 | 05:28 | 05:31 | 05:34 | 1330 |