Solar flares on October 9, 2012
The most powerful solar flare in 24 hours
C5.9 (normal) flare - October 9 at 4:25 PM
Solar activity index
Value as of the end of the day on October 9, 2012
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 8, 2012 to October 9, 2012
Time zone — UTC+01 (London) — summer time
List of solar flares for October 9, 2012
The total number of solar flares of class C and higher — 12 flares
C class — 12 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 23:14 | 23:19 | 23:29 | — |
| C3.6 | 22:32 | 22:51 | 23:03 | — |
| C3.4 | 21:43 | 21:50 | 21:55 | — |
| C5.9 | 16:17 | 16:25 | 16:33 | — |
| C1.9 | 15:48 | 16:01 | 16:11 | — |
| C1.0 | 12:34 | 12:51 | 13:07 | — |
| C1.2 | 09:45 | 09:51 | 10:03 | — |
| C1.2 | 07:13 | 07:37 | 07:48 | — |
| C1.0 | 05:17 | 05:23 | 05:33 | — |
| C1.7 | 04:25 | 04:35 | 04:47 | — |
| C2.0 | 00:56 | 02:06 | 03:01 | — |
| C2.2 | 00:00 | 00:10 | 00:26 | — |