Solar flares on December 13, 2001
The most powerful solar flare in 24 hours
X6.2 (very strong) flare - December 13 at 3:30 PM
Solar activity index
Value as of the end of the day on December 13, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 12, 2001 to December 13, 2001
Time zone — UTC+01 (Monaco)
List of solar flares for December 13, 2001
The total number of solar flares of class C and higher — 7 flares
C class — 4 | M class — 2 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X6.2 | 15:20 | 15:30 | 15:35 | 9733 |
| C2.4 | 14:58 | 15:03 | 15:07 | — |
| C3.4 | 14:22 | 14:26 | 14:31 | — |
| C3.1 | 11:06 | 11:12 | 11:24 | — |
| M1.8 | 07:32 | 07:40 | 08:00 | 9727 |
| C4.1 | 03:33 | 03:41 | 03:59 | 9733 |
| M4.8 | 00:13 | 00:22 | 00:28 | 9727 |