Solar flares on December 23, 2001
The most powerful solar flare in 24 hours
M1.2 (strong) flare - December 23 at 11:36 PM
Solar activity index
Value as of the end of the day on December 23, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 22, 2001 to December 23, 2001
Time zone — UTC+00
List of solar flares for December 23, 2001
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.2 | 23:08 | 23:36 | 23:53 | 9748 |
| C4.8 | 22:38 | 22:47 | 22:52 | — |
| C3.9 | 19:12 | 19:18 | 19:28 | — |
| C5.0 | 12:47 | 12:52 | 12:57 | — |
| C7.1 | 11:00 | 11:10 | 11:18 | — |
| C3.2 | 10:39 | 10:43 | 10:52 | — |
| C3.1 | 08:11 | 08:16 | 08:21 | 9748 |
| C4.9 | 03:44 | 03:57 | 04:18 | 9748 |