Solar flares on October 18, 2013
The most powerful solar flare in 24 hours
C8.4 (normal) flare - October 18 at 8:26 AM
Solar activity index
Value as of the end of the day on October 18, 2013
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 17, 2013 to October 18, 2013
Time zone — UTC-07 (Abbotsford) — summer time
List of solar flares for October 18, 2013
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.6 | 18:02 | 18:16 | 18:39 | 1861 |
| C8.4 | 08:15 | 08:26 | 08:39 | 1861 |
| C4.7 | 03:51 | 03:54 | 03:56 | 1875 |
| C5.0 | 03:17 | 03:34 | 03:48 | 1861 |
| C2.2 | 01:16 | 01:21 | 01:24 | 1875 |
| C3.3 | 00:24 | 00:29 | 00:31 | 1875 |