Solar flares on October 16, 2015
The most powerful solar flare in 24 hours
M1.1 (strong) flare - October 16 at 2:16 AM
Solar activity index
Value as of the end of the day on October 16, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 15, 2015 to October 16, 2015
Time zone — UTC-04 (Washington) — summer time
List of solar flares for October 16, 2015
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 22:43 | 22:48 | 22:59 | 2434 |
| C3.4 | 21:21 | 21:40 | 21:56 | 2435 |
| C1.1 | 17:53 | 17:58 | 18:15 | 2434 |
| C1.1 | 13:54 | 13:59 | 14:02 | 2434 |
| C4.2 | 09:36 | 09:42 | 09:46 | 2434 |
| C4.3 | 09:20 | 09:24 | 09:28 | 2435 |
| C3.8 | 08:44 | 09:07 | 09:19 | 2434 |
| C3.1 | 06:13 | 06:20 | 06:24 | 2434 |
| C3.4 | 04:57 | 05:03 | 05:06 | 2434 |
| M1.1 | 02:11 | 02:16 | 02:20 | 2434 |