Solar flares on September 27, 2015
The most powerful solar flare in 24 hours
M3.6 (strong) flare - September 27 at 11:55 PM
Solar activity index
Value as of the end of the day on September 27, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 26, 2015 to September 27, 2015
Time zone — UTC-04 (Barrie) — summer time
List of solar flares for September 27, 2015
The total number of solar flares of class C and higher — 16 flares
C class — 13 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.6 | 23:45 | 23:55 | 23:59 | 2423 |
| C7.9 | 19:16 | 19:21 | 19:26 | 2422 |
| M1.0 | 16:54 | 17:00 | 17:15 | 2422 |
| C9.3 | 15:44 | 15:58 | 16:05 | 2422 |
| C4.1 | 14:35 | 14:53 | 15:02 | 2423 |
| C4.2 | 13:41 | 13:46 | 13:50 | 2422 |
| C4.3 | 12:39 | 12:49 | 12:55 | 2422 |
| C2.0 | 12:12 | 12:16 | 12:28 | 2422 |
| C5.4 | 11:30 | 11:38 | 11:43 | 2422 |
| C2.2 | 09:41 | 09:46 | 09:51 | 2422 |
| C1.4 | 09:30 | 09:34 | 09:38 | 2423 |
| C2.4 | 08:47 | 08:52 | 09:02 | 2422 |
| C2.4 | 08:20 | 08:26 | 08:29 | 2422 |
| M1.9 | 06:20 | 06:40 | 06:46 | 2422 |
| C2.1 | 03:50 | 03:58 | 04:06 | 2422 |
| C1.9 | 01:56 | 02:02 | 02:07 | 2422 |