Solar flares on October 26, 2021
The most powerful solar flare in 24 hours
M1.0 (strong) flare - October 26 at 11:57 AM
Solar activity index
Value as of the end of the day on October 26, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 25, 2021 to October 26, 2021
Time zone — UTC-04 (Louisville) — summer time
List of solar flares for October 26, 2021
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 |
|---|---|---|---|---|
| C1.0 | 23:50 | 23:57 | 00:03 | 2887 |
| C2.1 | 19:10 | 19:19 | 19:25 | 2891 |
| C1.2 | 18:45 | 18:52 | 19:00 | 2891 |
| M1.0 | 11:42 | 11:57 | 12:02 | 2891 |
| C3.1 | 09:25 | 09:38 | 09:48 | 2891 |
| C4.8 | 07:11 | 07:25 | 07:31 | 2891 |
| C5.0 | 05:43 | 05:52 | 06:02 | 2891 |
| C7.8 | 01:56 | 02:04 | 02:10 | 2887 |
| C1.9 | 01:20 | 01:25 | 01:29 | — |
| C2.3 | 00:27 | 00:33 | 00:37 | 2889 |