Solar flares on April 18, 2017
The most powerful solar flare in 24 hours
C5.5 (normal) flare - April 18 at 8:10 PM
Solar activity index
Value as of the end of the day on April 18, 2017
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 17, 2017 to April 18, 2017
Time zone — UTC+00
List of solar flares for April 18, 2017
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 |
|---|---|---|---|---|
| C5.5 | 19:21 | 20:10 | 20:49 | 2651 |
| C3.3 | 09:29 | 09:41 | 09:55 | 2651 |