Solar flares on January 4, 2004
The most powerful solar flare in 24 hours
C3.8 (normal) flare - January 4 at 6:20 PM
Solar activity index
Value as of the end of the day on January 4, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 3, 2004 to January 4, 2004
Time zone — UTC+00
List of solar flares for January 4, 2004
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 20:25 | 20:35 | 20:42 | 536 |
| C3.8 | 17:41 | 18:20 | 18:25 | 536 |
| C3.7 | 15:52 | 15:58 | 16:04 | 536 |
| C3.5 | 15:07 | 15:26 | 15:48 | 536 |
| C2.8 | 09:42 | 09:52 | 10:01 | 536 |