Solar flares on October 28, 2013
The most powerful solar flare in 24 hours
M5.1 (strong) flare - October 28 at 12:41 AM
Solar activity index
Value as of the end of the day on October 28, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 27, 2013 to October 28, 2013
Time zone — UTC-04 (Barrie) — summer time
List of solar flares for October 28, 2013
The total number of solar flares of class C and higher — 11 flares
C class — 5 | M class — 6 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 23:28 | 23:31 | 23:43 | 1875 |
| C3.3 | 23:03 | 23:10 | 23:19 | 1875 |
| C2.1 | 22:17 | 22:27 | 22:31 | 1884 |
| C1.7 | 20:13 | 20:16 | 20:21 | 1875 |
| M1.5 | 16:48 | 16:57 | 17:02 | 1875 |
| M4.4 | 11:07 | 11:15 | 11:21 | 1882 |
| M2.7 | 10:46 | 11:01 | 11:04 | 1882 |
| M2.8 | 10:00 | 10:05 | 10:12 | 1875 |
| M1.4 | 07:32 | 07:53 | 08:39 | 1877 |
| C5.2 | 05:15 | 05:22 | 05:26 | 1875 |
| M5.1 | 00:32 | 00:41 | 00:46 | 1875 |