Solar flares on October 9, 2001
The most powerful solar flare in 24 hours
M1.4 (strong) flare - October 9 at 2:13 PM
Solar activity index
Value as of the end of the day on October 9, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 8, 2001 to October 9, 2001
Time zone — UTC+03 (Cherkessk)
List of solar flares for October 9, 2001
The total number of solar flares of class C and higher — 4 flares
C class — 3 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 19:06 | 19:18 | 19:27 | — |
| C2.8 | 17:03 | 17:09 | 17:17 | — |
| M1.4 | 13:46 | 14:13 | 14:49 | 9653 |
| C7.0 | 10:24 | 10:41 | 10:50 | 9657 |