Solar flares on December 22, 2001
The most powerful solar flare in 24 hours
C3.5 (normal) flare - December 22 at 8:45 AM
Solar activity index
Value as of the end of the day on December 22, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 21, 2001 to December 22, 2001
Time zone — UTC+03 (Stavropol)
List of solar flares for December 22, 2001
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 |
|---|---|---|---|---|
| C2.6 | 18:14 | 18:17 | 18:20 | — |
| C3.0 | 14:52 | 14:55 | 14:59 | — |
| C3.5 | 08:38 | 08:45 | 08:50 | — |
| C3.5 | 00:30 | 00:52 | 01:16 | 9749 |