Solar flares on October 15, 2013
The most powerful solar flare in 24 hours
M1.8 (strong) flare - October 15 at 3:38 AM
Solar activity index
Value as of the end of the day on October 15, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 14, 2013 to October 15, 2013
Time zone — UTC-05 (Jackson) — summer time
List of solar flares for October 15, 2013
The total number of solar flares of class C and higher — 12 flares
C class — 10 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.5 | 22:32 | 22:48 | 23:02 | — |
| M1.3 | 18:31 | 18:36 | 18:41 | 1865 |
| C3.3 | 15:04 | 15:13 | 15:57 | 1865 |
| C1.8 | 12:04 | 12:11 | 12:19 | 1861 |
| C6.5 | 10:22 | 10:36 | 10:49 | 1865 |
| C4.4 | 09:37 | 09:57 | 10:09 | 1865 |
| C2.2 | 09:14 | 09:21 | 09:29 | 1865 |
| C2.9 | 05:25 | 05:29 | 05:34 | 1861 |
| M1.8 | 03:26 | 03:38 | 03:48 | 1865 |
| C2.8 | 03:13 | 03:16 | 03:18 | 1865 |
| C2.8 | 02:48 | 03:01 | 03:12 | 1865 |
| C9.5 | 00:04 | 00:07 | 00:10 | 1865 |