Solar flares on April 11, 2013
The most powerful solar flare in 24 hours
M6.5 (strong) flare - April 11 at 12:16 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-07 (Kelowna) — summer time
List of solar flares for April 11, 2013
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.2 | 21:02 | 21:14 | 21:22 | 1718 |
| C4.0 | 15:49 | 16:02 | 16:24 | — |
| C1.0 | 09:52 | 09:55 | 09:57 | 1718 |
| C1.0 | 09:03 | 09:11 | 09:25 | — |
| C2.2 | 05:41 | 05:47 | 05:53 | 1718 |
| C6.2 | 03:28 | 03:46 | 04:16 | — |
| C4.2 | 03:09 | 03:13 | 03:15 | 1721 |
| M6.5 | 23:55 | 00:16 | 00:29 | 1719 |