Solar flares on December 17, 2006
The most powerful solar flare in 24 hours
C2.1 (normal) flare - December 17 at 5:09 PM
Solar activity index
Value as of the end of the day on December 17, 2006
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 16, 2006 to December 17, 2006
Time zone — UTC+00 (London)
List of solar flares for December 17, 2006
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 |
|---|---|---|---|---|
| C2.0 | 14:47 | 17:11 | 18:37 | 930 |
| C2.1 | 14:47 | 17:09 | 18:37 | — |