Solar flares on September 17, 2014
The most powerful solar flare in 24 hours
C7.5 (normal) flare - September 17 at 9:48 PM
Solar activity index
Value as of the end of the day on September 17, 2014
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 16, 2014 to September 17, 2014
Time zone — UTC+02 (Prague) — summer time
List of solar flares for September 17, 2014
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.5 | 23:10 | 23:39 | 23:48 | 2164 |
| C7.5 | 21:26 | 21:48 | 22:13 | 2158 |
| C1.4 | 10:06 | 10:12 | 10:19 | 2158 |
| C1.2 | 09:27 | 09:31 | 09:34 | 2164 |
| C2.6 | 05:29 | 05:34 | 05:44 | 2164 |
| C1.3 | 03:32 | 03:42 | 03:50 | 2164 |
| C1.2 | 03:05 | 03:10 | 03:14 | 2164 |
| C1.8 | 01:51 | 01:58 | 02:08 | 2164 |