Solar flares on January 17, 2004
The most powerful solar flare in 24 hours
M5.0 (strong) flare - January 17 at 8:50 PM
Solar activity index
Value as of the end of the day on January 17, 2004
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 16, 2004 to January 17, 2004
Time zone — UTC+03 (Kaluga)
List of solar flares for January 17, 2004
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M5.0 | 20:35 | 20:50 | 20:59 | 540 |
| C1.1 | 18:10 | 18:17 | 18:22 | 540 |
| C1.5 | 15:43 | 15:49 | 15:54 | 540 |
| C1.2 | 12:35 | 12:44 | 12:50 | 537 |
| C1.4 | 12:11 | 12:16 | 12:20 | 540 |
| C1.0 | 10:51 | 11:01 | 11:16 | 540 |
| C1.6 | 06:35 | 06:48 | 07:00 | 540 |