Solar flares on January 11, 2003
The most powerful solar flare in 24 hours
C3.0 (normal) flare - January 11 at 1:55 PM
Solar activity index
Value as of the end of the day on January 11, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 10, 2003 to January 11, 2003
Time zone — UTC+03 (Moscow)
List of solar flares for January 11, 2003
The total number of solar flares of class C and higher — 12 flares
C class — 12 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.4 | 22:25 | 22:33 | 22:51 | 244 |
| C1.7 | 20:29 | 20:44 | 21:10 | 244 |
| C2.3 | 19:01 | 19:11 | 19:42 | 242 |
| C1.9 | 16:09 | 16:15 | 16:34 | 242 |
| C2.3 | 14:09 | 14:11 | 14:12 | — |
| C3.0 | 13:50 | 13:55 | 14:01 | — |
| C2.7 | 13:22 | 13:29 | 13:41 | 244 |
| C1.4 | 07:34 | 07:44 | 07:55 | — |
| C1.2 | 06:37 | 06:40 | 06:43 | — |
| C2.5 | 03:06 | 03:42 | 03:52 | 242 |
| C2.5 | 02:37 | 02:41 | 02:50 | 242 |
| C3.0 | 00:58 | 01:07 | 01:12 | 242 |