Solar flares on October 30, 2021
The most powerful solar flare in 24 hours
C3.9 (normal) flare - October 30 at 3:15 AM
Solar activity index
Value as of the end of the day on October 30, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 29, 2021 to October 30, 2021
Time zone — UTC+00
List of solar flares for October 30, 2021
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.0 | 21:22 | 21:29 | 21:35 | 2887 |
| C1.2 | 16:18 | 16:21 | 16:25 | 2891 |
| C3.1 | 15:12 | 15:29 | 15:38 | 2891 |
| C1.6 | 09:47 | 09:53 | 09:58 | 2891 |
| C1.0 | 09:14 | 09:22 | 09:32 | 2891 |
| C3.9 | 03:07 | 03:15 | 03:19 | 2891 |