Solar flares on April 12, 2013
The most powerful solar flare in 24 hours
M3.3 (strong) flare - April 12 at 3:38 PM
Solar activity index
Value as of the end of the day on April 12, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 11, 2013 to April 12, 2013
Time zone — UTC-05 (Austin) — summer time
List of solar flares for April 12, 2013
The total number of solar flares of class C and higher — 6 flares
C class — 5 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 22:29 | 22:34 | 22:36 | 1718 |
| C1.5 | 20:24 | 20:42 | 20:58 | 1719 |
| M3.3 | 14:52 | 15:38 | 15:46 | 1718 |
| C2.1 | 13:40 | 13:48 | 14:01 | 1718 |
| C1.1 | 13:00 | 13:15 | 13:24 | 1719 |
| C1.4 | 12:03 | 12:24 | 12:51 | 1718 |