Solar flares on April 4, 2015
The most powerful solar flare in 24 hours
C1.0 (normal) flare - April 4 at 9:14 PM
Solar activity index
Value as of the end of the day on April 4, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 3, 2015 to April 4, 2015
Time zone — UTC+01 (London) — summer time
List of solar flares for April 4, 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 |
|---|---|---|---|---|
| C1.0 | 20:20 | 21:14 | 22:11 | 2320 |
| C1.0 | 12:38 | 12:54 | 13:10 | 2318 |