Solar flares on November 20, 2013
The most powerful solar flare in 24 hours
C6.4 (normal) flare - November 20 at 5:22 PM
Solar activity index
Value as of the end of the day on November 20, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 19, 2013 to November 20, 2013
Time zone — UTC+00 (London)
List of solar flares for November 20, 2013
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 21:54 | 22:02 | 22:07 | 1893 |
| C2.4 | 18:15 | 18:22 | 18:28 | — |
| C6.4 | 16:57 | 17:22 | 17:40 | 1897 |
| C1.2 | 13:51 | 13:55 | 14:00 | 1893 |
| C1.6 | 12:38 | 12:41 | 12:46 | 1893 |
| C4.6 | 11:23 | 11:29 | 11:38 | 1897 |
| C1.5 | 05:24 | 05:36 | 06:11 | 1897 |