Solar flares on February 18, 2015
The most powerful solar flare in 24 hours
C3.5 (normal) flare - February 18 at 10:08 PM
Solar activity index
Value as of the end of the day on February 18, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 17, 2015 to February 18, 2015
Time zone — UTC+00
List of solar flares for February 18, 2015
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 |
|---|---|---|---|---|
| C3.5 | 21:53 | 22:08 | 22:13 | 2282 |
| C1.1 | 21:38 | 21:45 | 21:51 | — |