Solar flares on June 20, 2013
The most powerful solar flare in 24 hours
C1.9 (normal) flare - June 20 at 10:20 AM
Solar activity index
Value as of the end of the day on June 20, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 19, 2013 to June 20, 2013
Time zone — UTC+01 (London) — summer time
List of solar flares for June 20, 2013
The total number of solar flares of class C and higher — 4 flares
C class — 4 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 21:14 | 21:27 | 21:36 | 1775 |
| C1.3 | 16:55 | 17:02 | 17:06 | 1775 |
| C1.3 | 15:00 | 15:05 | 15:09 | 1775 |
| C1.9 | 10:13 | 10:20 | 10:25 | 1777 |