Solar flares on October 30, 2011
The most powerful solar flare in 24 hours
C2.4 (normal) flare - October 30 at 9:39 AM
Solar activity index
Value as of the end of the day on October 30, 2011
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 29, 2011 to October 30, 2011
Time zone — UTC+00 (London)
List of solar flares for October 30, 2011
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 22:33 | 22:50 | 23:07 | 1334 |
| C1.4 | 21:41 | 21:43 | 21:49 | 1334 |
| C1.5 | 21:07 | 21:16 | 21:31 | 1334 |
| C1.5 | 20:44 | 20:52 | 21:02 | 1334 |
| C1.9 | 17:09 | 17:12 | 17:15 | 1330 |
| C1.5 | 14:44 | 14:49 | 14:57 | 1334 |
| C2.1 | 10:06 | 10:10 | 10:13 | 1334 |
| C2.4 | 09:24 | 09:39 | 09:54 | 1330 |