Solar flares on January 15, 2005
The most powerful solar flare in 24 hours
X2.6 (very strong) flare - January 15 at 11:02 PM
Solar activity index
Value as of the end of the day on January 15, 2005
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 14, 2005 to January 15, 2005
Time zone — UTC+00
List of solar flares for January 15, 2005
The total number of solar flares of class C and higher — 20 flares
C class — 12 | M class — 6 | X class — 2
| Class | begin | max | end | region |
|---|---|---|---|---|
| X2.6 | 22:25 | 23:02 | 23:31 | 720 |
| M1.0 | 22:01 | 22:08 | 22:16 | 720 |
| C5.4 | 20:08 | 20:22 | 20:27 | 720 |
| C3.5 | 19:44 | 19:49 | 19:54 | 720 |
| C8.8 | 18:42 | 18:53 | 19:01 | 720 |
| C4.2 | 17:49 | 18:16 | 18:24 | 720 |
| C4.4 | 18:12 | 18:15 | 18:18 | — |
| C2.9 | 17:57 | 18:02 | 18:05 | 720 |
| C7.2 | 17:03 | 17:07 | 17:09 | 720 |
| C8.0 | 16:50 | 16:57 | 17:02 | 720 |
| M3.2 | 14:08 | 14:23 | 14:39 | 718 |
| C5.5 | 13:52 | 13:57 | 13:59 | 720 |
| C7.4 | 12:27 | 12:31 | 12:34 | 720 |
| M1.2 | 11:41 | 11:48 | 11:50 | 720 |
| M8.6 | 05:54 | 06:38 | 07:17 | 720 |
| M8.4 | 04:26 | 04:31 | 04:36 | 720 |
| M1.3 | 04:09 | 04:16 | 04:22 | 720 |
| C4.2 | 03:16 | 03:40 | 03:57 | 720 |
| C2.9 | 02:34 | 02:39 | 02:44 | 720 |
| X1.2 | 00:22 | 00:43 | 01:02 | 720 |