Solar flares on April 28, 2012
The most powerful solar flare in 24 hours
C1.7 (normal) flare - April 28 at 9:01 AM
Solar activity index
Value as of the end of the day on April 28, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 27, 2012 to April 28, 2012
Time zone — UTC+00
List of solar flares for April 28, 2012
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.1 | 21:48 | 22:14 | 22:24 | 1467 |
| C1.1 | 20:10 | 20:13 | 20:16 | 1467 |
| C1.1 | 13:45 | 14:14 | 14:34 | 1466 |
| C1.7 | 08:54 | 09:01 | 09:04 | 1469 |
| C1.4 | 01:48 | 01:54 | 02:00 | 1461 |
| C1.5 | 00:38 | 00:48 | 00:53 | 1459 |