Solar flares on June 18, 2013
The most powerful solar flare in 24 hours
C2.4 (normal) flare - June 18 at 3:07 AM
Solar activity index
Value as of the end of the day on June 18, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2013 to June 18, 2013
Time zone — UTC+01 (London) — summer time
List of solar flares for June 18, 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 |
|---|---|---|---|---|
| C1.1 | 16:33 | 16:57 | 17:33 | 1769 |
| C2.2 | 07:48 | 08:18 | 08:28 | 1775 |
| C1.3 | 06:35 | 06:40 | 06:46 | 1775 |
| C2.4 | 01:53 | 03:07 | 04:23 | — |