Solar flares on December 30, 2004
The most powerful solar flare in 24 hours
C5.7 (normal) flare - December 30 at 11:44 PM
Solar activity index
Value as of the end of the day on December 30, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 29, 2004 to December 30, 2004
Time zone — UTC-05 (Kitchener)
List of solar flares for December 30, 2004
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C5.7 | 23:11 | 23:44 | 00:13 | 715 |
| C1.2 | 19:29 | 19:43 | 19:54 | — |