Solar flares on December 20, 2000
The most powerful solar flare in 24 hours
C4.7 (normal) flare - December 20 at 2:06 AM
Solar activity index
Value as of the end of the day on December 20, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 19, 2000 to December 20, 2000
Time zone — UTC-04 (Halifax)
List of solar flares for December 20, 2000
The total number of solar flares of class C and higher — 13 flares
C class — 13 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.6 | 22:40 | 22:43 | 22:49 | 9280 |
| C1.9 | 22:13 | 22:14 | 22:18 | 9280 |
| C2.7 | 21:45 | 21:58 | 22:07 | 9280 |
| C2.1 | 20:58 | 21:15 | 21:25 | 9280 |
| C2.5 | 19:17 | 19:32 | 20:05 | 9280 |
| C2.2 | 19:00 | 19:03 | 19:05 | 9280 |
| C3.5 | 16:35 | 16:43 | 16:51 | 9279 |
| C2.6 | 15:33 | 15:38 | 15:58 | 9272 |
| C2.7 | 11:45 | 11:49 | 11:54 | 9279 |
| C2.3 | 09:35 | 09:43 | 09:58 | — |
| C2.4 | 07:38 | 08:02 | 08:23 | — |
| C4.7 | 02:01 | 02:06 | 02:27 | — |
| C3.3 | 01:10 | 01:15 | 01:20 | 9278 |