Solar flares on October 1, 2015
The most powerful solar flare in 24 hours
M5.5 (strong) flare - October 1 at 7:13 PM
Solar activity index
Value as of the end of the day on October 1, 2015
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 30, 2015 to October 1, 2015
Time zone — UTC-05 (Fort Worth) — summer time
List of solar flares for October 1, 2015
The total number of solar flares of class C and higher — 10 flares
C class — 8 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 23:20 | 23:25 | 23:29 | 2422 |
| C1.5 | 21:28 | 21:31 | 21:36 | 2422 |
| C1.9 | 20:26 | 20:29 | 20:31 | 2422 |
| M5.5 | 19:06 | 19:13 | 19:17 | 2422 |
| C3.7 | 16:10 | 16:24 | 16:47 | 2422 |
| C1.6 | 12:20 | 12:32 | 12:50 | — |
| M4.5 | 08:03 | 08:10 | 08:14 | 2422 |
| C7.6 | 03:15 | 04:34 | 04:56 | — |
| C3.5 | 03:32 | 03:35 | 03:38 | 2422 |
| C1.6 | 00:39 | 00:53 | 01:16 | 2423 |