Solar flares on May 28, 2011
The most powerful solar flare in 24 hours
C8.3 (normal) flare - May 28 at 9:01 AM
Solar activity index
Value as of the end of the day on May 28, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 27, 2011 to May 28, 2011
Time zone — UTC+05:30 (Ranchi)
List of solar flares for May 28, 2011
The total number of solar flares of class C and higher — 16 flares
C class — 16 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 22:50 | 22:53 | 22:56 | 1226 |
| C1.0 | 21:09 | 21:13 | 21:17 | 1226 |
| C1.2 | 20:50 | 20:55 | 20:59 | — |
| C1.0 | 19:07 | 19:10 | 19:13 | 1226 |
| C1.4 | 18:41 | 18:45 | 18:47 | 1226 |
| C1.9 | 18:12 | 18:15 | 18:18 | 1226 |
| C5.3 | 15:52 | 16:00 | 16:51 | 1226 |
| C7.7 | 14:13 | 14:31 | 14:36 | 1226 |
| C4.4 | 13:31 | 13:36 | 13:39 | 1226 |
| C2.1 | 12:21 | 12:41 | 12:53 | — |
| C1.7 | 11:45 | 11:49 | 11:53 | 1226 |
| C8.3 | 08:34 | 09:01 | 09:13 | 1226 |
| C1.6 | 07:52 | 08:02 | 08:21 | 1226 |
| C1.4 | 05:57 | 06:05 | 06:13 | 1226 |
| C1.2 | 04:02 | 04:16 | 04:40 | 1226 |
| C1.4 | 01:03 | 01:13 | 01:28 | 1226 |