Solar flares on February 9, 2004
The most powerful solar flare in 24 hours
C9.6 (normal) flare - February 9 at 2:02 PM
Solar activity index
Value as of the end of the day on February 9, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 8, 2004 to February 9, 2004
Time zone — UTC+03 (Sochi)
List of solar flares for February 9, 2004
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 18:03 | 18:11 | 18:14 | 554 |
| C5.6 | 16:56 | 17:03 | 17:14 | 554 |
| C2.7 | 15:47 | 16:00 | 16:06 | 554 |
| C9.6 | 13:51 | 14:02 | 14:12 | 554 |
| C4.3 | 12:38 | 12:46 | 12:51 | 554 |
| C5.5 | 08:46 | 08:50 | 09:03 | 554 |
| C1.7 | 05:54 | 06:07 | 06:18 | 554 |
| C1.7 | 04:45 | 04:50 | 04:54 | 554 |
| C1.6 | 03:56 | 04:01 | 04:10 | 554 |
| C1.6 | 00:41 | 00:44 | 00:47 | 554 |