Solar flares on December 20, 2000
The most powerful solar flare in 24 hours
C4.7 (normal) flare - December 20 at 1:06 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-05 (Kitchener)
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 | 21:40 | 21:43 | 21:49 | 9280 |
| C1.9 | 21:13 | 21:14 | 21:18 | 9280 |
| C2.7 | 20:45 | 20:58 | 21:07 | 9280 |
| C2.1 | 19:58 | 20:15 | 20:25 | 9280 |
| C2.5 | 18:17 | 18:32 | 19:05 | 9280 |
| C2.2 | 18:00 | 18:03 | 18:05 | 9280 |
| C3.5 | 15:35 | 15:43 | 15:51 | 9279 |
| C2.6 | 14:33 | 14:38 | 14:58 | 9272 |
| C2.7 | 10:45 | 10:49 | 10:54 | 9279 |
| C2.3 | 08:35 | 08:43 | 08:58 | — |
| C2.4 | 06:38 | 07:02 | 07:23 | — |
| C4.7 | 01:01 | 01:06 | 01:27 | — |
| C3.3 | 00:10 | 00:15 | 00:20 | 9278 |