Solar flares on June 12, 2004
The most powerful solar flare in 24 hours
C4.1 (normal) flare - June 12 at 8:44 PM
Solar activity index
Value as of the end of the day on June 12, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from June 11, 2004 to June 12, 2004
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for June 12, 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 |
|---|---|---|---|---|
| C4.1 | 20:27 | 20:44 | 20:52 | 634 |
| C1.1 | 11:40 | 11:43 | 11:45 | — |
| C1.9 | 10:37 | 10:41 | 10:43 | — |