Solar flares on January 17, 2005
The most powerful solar flare in 24 hours
X3.8 (very strong) flare - January 17 at 6:22 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-03:30 (Saint john's)
List of solar flares for January 17, 2005
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.2 | 22:36 | 22:42 | 22:47 | 720 |
| C6.0 | 21:07 | 21:14 | 21:21 | 720 |
| X3.8 | 03:29 | 06:22 | 06:37 | 720 |
| C3.9 | 02:36 | 02:40 | 02:45 | 720 |