Solar flares on October 17, 2001
The most powerful solar flare in 24 hours
M1.1 (strong) flare - October 17 at 4:53 PM
Solar activity index
Value as of the end of the day on October 17, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 16, 2001 to October 17, 2001
Time zone — UTC+05:30 (Indore)
List of solar flares for October 17, 2001
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 22:47 | 22:51 | 22:54 | 9661 |
| C3.9 | 21:43 | 21:51 | 22:04 | 9659 |
| M1.1 | 16:46 | 16:53 | 16:58 | 9658 |
| C2.51 | 15:00 | 15:13 | 15:26 | — |
| C2.33 | 14:05 | 14:17 | 14:20 | — |
| C3.5 | 12:44 | 12:51 | 13:00 | 9661 |
| C2.2 | 03:28 | 03:32 | 03:37 | — |
| C6.0 | 00:49 | 00:56 | 01:13 | 9661 |