Solar flares on January 12, 2002
The most powerful solar flare in 24 hours
M3.4 (strong) flare - January 12 at 9:43 PM
Solar activity index
Value as of the end of the day on January 12, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 11, 2002 to January 12, 2002
Time zone — UTC+03 (Pskov)
List of solar flares for January 12, 2002
The total number of solar flares of class C and higher — 11 flares
C class — 7 | M class — 4 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.3 | 22:25 | 22:29 | 22:34 | 9775 |
| M3.4 | 21:32 | 21:43 | 22:03 | — |
| M1.7 | 18:05 | 18:19 | 18:33 | 9775 |
| C5.4 | 15:15 | 15:21 | 15:29 | — |
| C3.4 | 11:54 | 11:58 | 12:19 | 9773 |
| C3.1 | 11:37 | 11:40 | 11:42 | 9773 |
| C4.1 | 10:36 | 10:42 | 10:53 | 9775 |
| C2.7 | 10:17 | 10:21 | 10:25 | — |
| M1.0 | 06:07 | 06:22 | 06:38 | 9775 |
| C3.0 | 04:55 | 04:56 | 04:57 | — |
| C4.7 | 04:05 | 04:23 | 04:30 | 9773 |