Solar flares on April 11, 2013
The most powerful solar flare in 24 hours
M6.5 (strong) flare - April 11 at 3:16 AM
Solar activity index
Value as of the end of the day on April 11, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 10, 2013 to April 11, 2013
Time zone — UTC-04 (Granby) — summer time
List of solar flares for April 11, 2013
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.0 | 18:49 | 19:02 | 19:24 | — |
| C1.0 | 12:52 | 12:55 | 12:57 | 1718 |
| C1.0 | 12:03 | 12:11 | 12:25 | — |
| C2.2 | 08:41 | 08:47 | 08:53 | 1718 |
| C6.2 | 06:28 | 06:46 | 07:16 | — |
| C4.2 | 06:09 | 06:13 | 06:15 | 1721 |
| M6.5 | 02:55 | 03:16 | 03:29 | 1719 |