Solar flares on April 12, 2011
The most powerful solar flare in 24 hours
C3.1 (normal) flare - April 12 at 2:07 AM
Solar activity index
Value as of the end of the day on April 12, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 11, 2011 to April 12, 2011
Time zone — UTC-04 (Augusta) — summer time
List of solar flares for April 12, 2011
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 23:21 | 23:30 | 23:36 | 1191 |
| C1.8 | 08:21 | 08:32 | 08:38 | 1191 |
| C3.1 | 01:46 | 02:07 | 02:11 | 1190 |