Solar flares on October 5, 2001
The most powerful solar flare in 24 hours
C3.7 (normal) flare - October 5 at 10:20 PM
Solar activity index
Value as of the end of the day on October 5, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 4, 2001 to October 5, 2001
Time zone — UTC+01 (Dublin) — summer time
List of solar flares for October 5, 2001
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.7 | 22:11 | 22:20 | 22:35 | 9641 |
| C1.6 | 19:23 | 19:27 | 19:32 | — |
| C2.7 | 16:26 | 16:34 | 16:46 | 9636 |
| C2.0 | 14:50 | 14:55 | 14:59 | 9650 |
| C2.0 | 12:52 | 12:57 | 13:01 | — |
| C1.9 | 12:31 | 12:35 | 12:39 | 9641 |
| C2.5 | 09:13 | 09:20 | 09:30 | — |