Solar flares on January 21, 2015
The most powerful solar flare in 24 hours
M1.4 (strong) flare - January 21 at 10:52 PM
Solar activity index
Value as of the end of the day on January 21, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 20, 2015 to January 21, 2015
Time zone — UTC-06 (Springfield)
List of solar flares for January 21, 2015
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.4 | 22:43 | 22:52 | 23:02 | 2268 |
| C1.1 | 22:00 | 22:05 | 22:16 | 2268 |
| C1.2 | 20:47 | 20:52 | 20:59 | 2268 |
| C1.7 | 20:13 | 20:20 | 20:26 | 2268 |
| C5.4 | 16:21 | 16:30 | 16:44 | 2268 |
| C1.2 | 15:35 | 15:41 | 15:47 | 2268 |
| C5.4 | 10:17 | 10:44 | 10:54 | 2268 |
| C5.0 | 09:24 | 09:34 | 09:50 | 2268 |
| C9.9 | 05:32 | 05:42 | 05:48 | 2268 |
| C4.3 | 04:35 | 04:49 | 05:03 | 2268 |