Solar flares on December 21, 2000
The most powerful solar flare in 24 hours
C2.8 (normal) flare - December 21 at 4:03 AM
Solar activity index
Value as of the end of the day on December 21, 2000
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 20, 2000 to December 21, 2000
Time zone — UTC-03:30 (Saint john's)
List of solar flares for December 21, 2000
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 23:41 | 23:45 | 00:09 | 9280 |
| C1.4 | 23:16 | 23:20 | 23:35 | 9269 |
| C1.6 | 06:08 | 06:16 | 06:23 | — |
| C2.8 | 03:57 | 04:03 | 04:06 | 9280 |
| C1.9 | 02:58 | 03:14 | 03:40 | — |
| C1.8 | 01:55 | 02:03 | 02:08 | 9280 |