Solar flares on April 22, 2013
The most powerful solar flare in 24 hours
M1.0 (strong) flare - April 22 at 6:29 AM
Solar activity index
Value as of the end of the day on April 22, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2013 to April 22, 2013
Time zone — UTC-04 (Dover) — summer time
List of solar flares for April 22, 2013
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.0 | 22:37 | 22:46 | 23:35 | — |
| C1.5 | 18:47 | 18:48 | 18:50 | 1726 |
| C2.9 | 18:37 | 18:40 | 18:43 | — |
| C1.2 | 17:50 | 17:56 | 18:02 | 1724 |
| M1.0 | 06:22 | 06:29 | 06:31 | 1726 |