Solar flares on December 9, 2001
The most powerful solar flare in 24 hours
C6.8 (normal) flare - December 9 at 3:41 PM
Solar activity index
Value as of the end of the day on December 9, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 8, 2001 to December 9, 2001
Time zone — UTC+00
List of solar flares for December 9, 2001
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 23:28 | 23:31 | 23:37 | 9733 |
| C2.6 | 23:05 | 23:09 | 23:13 | 9732 |
| C4.5 | 20:27 | 20:34 | 20:45 | 9727 |
| C6.3 | 17:26 | 18:02 | 18:29 | 9733 |
| C3.2 | 16:32 | 16:36 | 16:46 | 9733 |
| C6.8 | 15:33 | 15:41 | 15:54 | 9727 |
| C2.2 | 13:39 | 13:42 | 13:44 | 9733 |
| C2.3 | 12:32 | 12:36 | 12:41 | 9718 |
| C2.6 | 04:25 | 04:58 | 05:14 | 9734 |
| C2.0 | 04:17 | 04:21 | 04:24 | 9734 |