Solar flares on November 1, 2021
The most powerful solar flare in 24 hours
M1.5 (strong) flare - November 1 at 1:45 AM
Solar activity index
Value as of the end of the day on November 1, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 31, 2021 to November 1, 2021
Time zone — UTC+00
List of solar flares for November 1, 2021
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.5 | 23:35 | 23:40 | 23:44 | 2891 |
| C4.0 | 21:05 | 21:33 | 21:51 | 2887 |
| C2.1 | 20:35 | 20:44 | 20:48 | 2891 |
| C1.3 | 17:28 | 18:01 | 18:44 | 2887 |
| M1.5 | 00:57 | 01:45 | 02:10 | 2887 |