Solar flares on April 11, 2011
The most powerful solar flare in 24 hours
C3.1 (normal) flare - April 11 at 11:07 PM
Solar activity index
Value as of the end of the day on April 11, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 10, 2011 to April 11, 2011
Time zone — UTC-07 (Phoenix)
List of solar flares for April 11, 2011
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.1 | 22:46 | 23:07 | 23:11 | 1190 |
| C1.7 | 20:40 | 20:46 | 20:52 | 1190 |
| C1.8 | 13:25 | 13:30 | 13:40 | 1190 |
| C1.2 | 08:53 | 09:02 | 09:19 | 1190 |