Solar flares on December 31, 2001
The most powerful solar flare in 24 hours
C6.7 (normal) flare - December 31 at 7:45 PM
Solar activity index
Value as of the end of the day on December 31, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 30, 2001 to December 31, 2001
Time zone — UTC+01 (Berlin)
List of solar flares for December 31, 2001
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.7 | 19:41 | 19:45 | 19:49 | 9754 |
| C3.7 | 13:34 | 13:38 | 13:40 | — |
| C3.8 | 05:15 | 05:19 | 05:22 | — |