Solar flares on January 31, 2002
The most powerful solar flare in 24 hours
M3.6 (strong) flare - January 31 at 5:44 PM
Solar activity index
Value as of the end of the day on January 31, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 30, 2002 to January 31, 2002
Time zone — UTC+03 (Cherkessk)
List of solar flares for January 31, 2002
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.9 | 19:40 | 19:47 | 19:55 | 9800 |
| C4.6 | 18:20 | 18:25 | 18:37 | 9802 |
| M3.6 | 17:36 | 17:44 | 17:50 | — |
| C4.3 | 17:20 | 17:25 | 17:35 | 9800 |
| C2.2 | 14:53 | 15:04 | 15:29 | 9798 |
| C3.3 | 13:07 | 13:12 | 13:17 | 9802 |
| C2.8 | 00:51 | 00:57 | 01:17 | — |