Solar flares on April 21, 2014
The most powerful solar flare in 24 hours
C5.1 (normal) flare - April 21 at 11:02 PM
Solar activity index
Value as of the end of the day on April 21, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 20, 2014 to April 21, 2014
Time zone — UTC+03 (Kaluga)
List of solar flares for April 21, 2014
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.1 | 22:30 | 23:02 | 23:26 | 2038 |
| C1.1 | 16:26 | 16:29 | 16:37 | 2038 |
| C2.0 | 12:13 | 12:35 | 13:20 | 2038 |
| C1.2 | 09:53 | 10:02 | 10:09 | 2036 |
| C1.2 | 09:30 | 09:34 | 09:40 | 2036 |
| C1.4 | 07:49 | 07:54 | 07:57 | 2045 |
| C1.7 | 03:56 | 04:08 | 04:53 | 2034 |
| C1.0 | 01:13 | 01:24 | 01:31 | 2036 |