Solar flares on September 17, 2015
The most powerful solar flare in 24 hours
M1.1 (strong) flare - September 17 at 3:10 PM
Solar activity index
Value as of the end of the day on September 17, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 16, 2015 to September 17, 2015
Time zone — UTC+05:30 (Ranchi)
List of solar flares for September 17, 2015
The total number of solar flares of class C and higher — 13 flares
C class — 12 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.2 | 23:38 | 23:48 | 23:57 | 2415 |
| C1.3 | 22:46 | 22:56 | 23:22 | 2415 |
| M1.1 | 15:04 | 15:10 | 15:15 | 2415 |
| C1.3 | 14:27 | 14:36 | 14:49 | 2415 |
| C1.0 | 12:04 | 12:18 | 12:39 | — |
| C2.9 | 11:29 | 11:41 | 11:43 | 2415 |
| C4.9 | 08:41 | 08:44 | 08:47 | 2415 |
| C9.5 | 08:22 | 08:33 | 08:39 | 2415 |
| C2.4 | 06:51 | 06:59 | 07:10 | 2415 |
| C6.0 | 05:18 | 05:27 | 05:34 | 2415 |
| C1.0 | 03:45 | 03:52 | 04:04 | 2415 |
| C7.8 | 00:38 | 00:50 | 00:54 | 2415 |
| C1.3 | 00:16 | 00:24 | 00:31 | 2415 |