Solar flares on October 9, 2001
The most powerful solar flare in 24 hours
M1.4 (strong) flare - October 9 at 7:13 AM
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-04 (Moosonee) — summer time
List of solar flares for October 9, 2001
The total number of solar flares of class C and higher — 6 flares
C class — 5 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 22:22 | 22:25 | 22:27 | — |
| C2.4 | 18:03 | 18:07 | 18:10 | 9657 |
| C2.0 | 12:06 | 12:18 | 12:27 | — |
| C2.8 | 10:03 | 10:09 | 10:17 | — |
| M1.4 | 06:46 | 07:13 | 07:49 | 9653 |
| C7.0 | 03:24 | 03:41 | 03:50 | 9657 |