Solar flares on April 17, 2013
The most powerful solar flare in 24 hours
C1.3 (normal) flare - April 17 at 2:11 PM
Solar activity index
Value as of the end of the day on April 17, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 16, 2013 to April 17, 2013
Time zone — UTC-06 (Edmonton) — summer time
List of solar flares for April 17, 2013
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 14:49 | 14:52 | 14:57 | 1719 |
| C1.3 | 13:50 | 14:11 | 14:29 | 1719 |