Solar flares on January 17, 2004
The most powerful solar flare in 24 hours
M5.0 (strong) flare - January 17 at 8:50 AM
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-09 (Anchorage)
List of solar flares for January 17, 2004
The total number of solar flares of class C and higher — 6 flares
C class — 4 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.4 | 15:07 | 15:17 | 15:21 | 540 |
| M5.0 | 08:35 | 08:50 | 08:59 | 540 |
| C1.1 | 06:10 | 06:17 | 06:22 | 540 |
| C1.5 | 03:43 | 03:49 | 03:54 | 540 |
| C1.2 | 00:35 | 00:44 | 00:50 | 537 |
| C1.4 | 00:11 | 00:16 | 00:20 | 540 |