Solar flares on January 11, 2002
The most powerful solar flare in 24 hours
M1.0 (strong) flare - January 11 at 10:22 PM
Solar activity index
Value as of the end of the day on January 11, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 10, 2002 to January 11, 2002
Time zone — UTC-05 (Dover)
List of solar flares for January 11, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 7 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.0 | 22:07 | 22:22 | 22:38 | 9775 |
| C3.0 | 20:55 | 20:56 | 20:57 | — |
| C4.7 | 20:05 | 20:23 | 20:30 | 9773 |
| C4.8 | 15:38 | 15:52 | 15:57 | 9775 |
| C7.3 | 14:55 | 15:07 | 15:20 | 9773 |
| C3.7 | 13:44 | 13:48 | 13:50 | 9775 |
| C6.1 | 08:19 | 08:29 | 08:37 | 9773 |
| C4.2 | 07:22 | 07:36 | 07:42 | 9773 |
| M1.0 | 02:53 | 03:07 | 03:31 | 9767 |