Solar flares on February 21, 2014
The most powerful solar flare in 24 hours
C1.9 (normal) flare - February 21 at 1:17 PM
Solar activity index
Value as of the end of the day on February 21, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 20, 2014 to February 21, 2014
Time zone — UTC+02 (Bucharest)
List of solar flares for February 21, 2014
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.8 | 15:20 | 15:24 | 15:27 | — |
| C1.9 | 13:01 | 13:17 | 13:36 | 1976 |
| C1.5 | 08:04 | 08:08 | 08:13 | — |
| C1.6 | 00:01 | 00:34 | 00:41 | 1976 |