Solar flares on June 17, 2011
The most powerful solar flare in 24 hours
C3.9 (normal) flare - June 17 at 5:42 PM
Solar activity index
Value as of the end of the day on June 17, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 16, 2011 to June 17, 2011
Time zone — UTC-06 (Santa Fe) — summer time
List of solar flares for June 17, 2011
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.9 | 17:37 | 17:42 | 17:49 | 1234 |
| C1.4 | 16:59 | 17:13 | 17:18 | 1234 |
| C1.1 | 15:58 | 16:10 | 16:21 | 1234 |