Solar flares on October 21, 2014
The most powerful solar flare in 24 hours
M1.2 (strong) flare - October 21 at 4:38 PM
Solar activity index
Value as of the end of the day on October 21, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 20, 2014 to October 21, 2014
Time zone — UTC+03 (Moscow)
List of solar flares for October 21, 2014
The total number of solar flares of class C and higher — 10 flares
C class — 8 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.5 | 23:11 | 23:20 | 23:25 | 2192 |
| C4.0 | 22:03 | 22:10 | 22:16 | 2192 |
| M1.2 | 16:35 | 16:38 | 16:40 | — |
| C4.4 | 15:25 | 15:28 | 15:30 | — |
| C6.3 | 13:46 | 13:58 | 14:13 | — |
| C3.1 | 11:08 | 11:10 | 11:12 | 2192 |
| C2.9 | 09:53 | 09:57 | 10:02 | 2192 |
| C5.7 | 09:05 | 09:14 | 09:21 | 2192 |
| C4.2 | 05:12 | 05:20 | 05:30 | — |
| M1.2 | 01:43 | 01:55 | 02:13 | 2192 |