Solar flares on October 15, 2001
The most powerful solar flare in 24 hours
C3.7 (normal) flare - October 15 at 8:18 AM
Solar activity index
Value as of the end of the day on October 15, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 14, 2001 to October 15, 2001
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for October 15, 2001
The total number of solar flares of class C and higher — 3 flares
C class — 3 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 22:10 | 22:30 | 22:48 | — |
| C1.5 | 17:59 | 18:02 | 18:05 | — |
| C3.7 | 08:11 | 08:18 | 08:25 | 9661 |