Solar flares on January 17, 2005
The most powerful solar flare in 24 hours
X3.8 (very strong) flare - January 17 at 9:52 AM
Solar activity index
Value as of the end of the day on January 17, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 16, 2005 to January 17, 2005
Time zone — UTC+00
List of solar flares for January 17, 2005
The total number of solar flares of class C and higher — 4 flares
C class — 2 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| X3.8 | 06:59 | 09:52 | 10:07 | 720 |
| C3.9 | 06:06 | 06:10 | 06:15 | 720 |
| M2.6 | 03:10 | 03:21 | 03:32 | 720 |
| C3.9 | 02:44 | 02:59 | 03:07 | 720 |