Solar flares on October 9, 2001
The most powerful solar flare in 24 hours
M1.4 (strong) flare - October 9 at 4:43 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+05:30 (Bhatpara)
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 | 21:36 | 21:48 | 21:57 | — |
| C2.8 | 19:33 | 19:39 | 19:47 | — |
| M1.4 | 16:16 | 16:43 | 17:19 | 9653 |
| C7.0 | 12:54 | 13:11 | 13:20 | 9657 |