Solar flares on June 18, 2005
The most powerful solar flare in 24 hours
C1.8 (normal) flare - June 18 at 7:11 PM
Solar activity index
Value as of the end of the day on June 18, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 17, 2005 to June 18, 2005
Time zone — UTC-04 (Providence) — summer time
List of solar flares for June 18, 2005
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 |
|---|---|---|---|---|
| C1.8 | 19:04 | 19:11 | 19:15 | 779 |
| C1.0 | 16:10 | 16:34 | 16:43 | 779 |
| C1.0 | 07:39 | 07:49 | 07:57 | 780 |
| C1.3 | 04:22 | 04:27 | 04:32 | 780 |