Solar flares on April 30, 2011
The most powerful solar flare in 24 hours
C3.2 (normal) flare - April 30 at 2:26 PM
Solar activity index
Value as of the end of the day on April 30, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 29, 2011 to April 30, 2011
Time zone — UTC+01 (London) — summer time
List of solar flares for April 30, 2011
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.2 | 14:08 | 14:26 | 15:20 | 1195 |
| C1.0 | 13:19 | 13:28 | 13:42 | 1195 |
| C3.2 | 12:32 | 12:51 | 12:59 | 1195 |
| C1.7 | 09:55 | 10:04 | 10:08 | 1199 |
| C1.5 | 09:11 | 09:19 | 09:28 | 1199 |