Solar flares on December 23, 2009
The most powerful solar flare in 24 hours
C6.4 (normal) flare - December 23 at 1:17 PM
Solar activity index
Value as of the end of the day on December 23, 2009
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 22, 2009 to December 23, 2009
Time zone — UTC+03 (Tula)
List of solar flares for December 23, 2009
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.4 | 13:09 | 13:17 | 13:20 | 1036 |
| C1.0 | 00:45 | 01:26 | 01:35 | — |