Solar flares on October 27, 2013
The most powerful solar flare in 24 hours
X1.0 (very strong) flare - October 27 at 9:03 PM
Solar activity index
Value as of the end of the day on October 27, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 26, 2013 to October 27, 2013
Time zone — UTC-05 (Montgomery) — summer time
List of solar flares for October 27, 2013
The total number of solar flares of class C and higher — 9 flares
C class — 6 | M class — 2 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| M5.1 | 23:32 | 23:41 | 23:46 | 1875 |
| X1.0 | 20:41 | 21:03 | 21:12 | 1875 |
| C3.5 | 20:25 | 20:30 | 20:36 | 1875 |
| C9.1 | 12:48 | 12:53 | 13:04 | 1875 |
| C5.7 | 12:24 | 12:29 | 12:34 | 1873 |
| C4.0 | 08:39 | 08:47 | 09:06 | 1877 |
| M3.5 | 07:36 | 07:48 | 07:52 | 1875 |
| C3.5 | 04:30 | 04:36 | 04:58 | 1875 |
| C1.9 | 02:51 | 02:55 | 03:00 | 1875 |