Solar flares on October 13, 2021
The most powerful solar flare in 24 hours
C1.3 (normal) flare - October 13 at 10:05 PM
Solar activity index
Value as of the end of the day on October 13, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 12, 2021 to October 13, 2021
Time zone — UTC+00
List of solar flares for October 13, 2021
The total number of solar flares of class C and higher — 1 flare
C class — 1 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.3 | 22:02 | 22:05 | 22:09 | 2885 |