Solar flares on June 20, 2004
The most powerful solar flare in 24 hours
C2.0 (normal) flare - June 20 at 4:32 PM
Solar activity index
Value as of the end of the day on June 20, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 19, 2004 to June 20, 2004
Time zone — UTC+03 (Vologda)
List of solar flares for June 20, 2004
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 |
|---|---|---|---|---|
| C1.0 | 19:32 | 19:37 | 19:40 | 635 |
| C2.0 | 16:23 | 16:32 | 16:39 | 635 |
| C1.3 | 00:33 | 00:38 | 00:42 | 635 |