Solar flares on December 31, 2004
The most powerful solar flare in 24 hours
M1.2 (strong) flare - December 31 at 8:15 PM
Solar activity index
Value as of the end of the day on December 31, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from December 30, 2004 to December 31, 2004
Time zone — UTC+05:30 (Madurai)
List of solar flares for December 31, 2004
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.8 | 20:22 | 20:29 | 20:34 | 715 |
| M1.2 | 20:08 | 20:15 | 20:18 | 715 |
| C5.7 | 09:41 | 10:14 | 10:43 | 715 |
| C1.2 | 05:59 | 06:13 | 06:24 | — |