Solar flares on October 20, 2014
The most powerful solar flare in 24 hours
M4.5 (strong) flare - October 20 at 5:37 PM
Solar activity index
Value as of the end of the day on October 20, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 19, 2014 to October 20, 2014
Time zone — UTC+01 (Lisbon) — summer time
List of solar flares for October 20, 2014
The total number of solar flares of class C and higher — 16 flares
C class — 11 | M class — 5 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.2 | 23:43 | 23:55 | 00:13 | 2192 |
| M1.7 | 20:53 | 21:04 | 21:13 | 2192 |
| M1.4 | 19:55 | 20:02 | 20:04 | 2192 |
| C6.2 | 19:43 | 19:47 | 19:51 | 2192 |
| M4.5 | 17:00 | 17:37 | 17:55 | 2192 |
| C8.6 | 15:58 | 16:24 | 16:41 | 2192 |
| C3.1 | 15:40 | 15:43 | 15:47 | 2192 |
| C2.7 | 14:58 | 15:08 | 15:11 | 2192 |
| C2.8 | 12:19 | 12:27 | 12:30 | 2192 |
| M3.9 | 10:00 | 10:11 | 10:20 | 2192 |
| C9.0 | 06:37 | 07:02 | 07:09 | 2192 |
| C5.4 | 04:32 | 04:57 | 05:05 | 2192 |
| C3.2 | 03:25 | 03:28 | 03:32 | 2192 |
| C2.8 | 02:58 | 03:01 | 03:04 | 2192 |
| C2.5 | 01:49 | 01:53 | 01:56 | 2192 |
| C2.5 | 00:54 | 01:10 | 01:16 | — |