Solar flares on December 21, 2014
The most powerful solar flare in 24 hours
M1.0 (strong) flare - December 21 at 5:49 PM
Solar activity index
Value as of the end of the day on December 21, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 20, 2014 to December 21, 2014
Time zone — UTC-08 (Abbotsford)
List of solar flares for December 21, 2014
The total number of solar flares of class C and higher — 6 flares
C class — 4 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.7 | 20:27 | 20:54 | 21:24 | 2242 |
| M1.0 | 17:33 | 17:49 | 17:59 | 2242 |
| C5.1 | 09:23 | 09:55 | 10:19 | 2242 |
| C5.2 | 08:14 | 08:51 | 08:58 | 2242 |
| C3.1 | 07:43 | 08:01 | 08:13 | 2242 |
| M1.0 | 03:24 | 04:17 | 04:57 | 2241 |