Solar flares on August 13, 2021
The most powerful solar flare in 24 hours
C1.4 (normal) flare - August 13 at 1:08 PM
Solar activity index
Value as of the end of the day on August 13, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 12, 2021 to August 13, 2021
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for August 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 |
|---|---|---|---|---|
| C1.4 | 12:59 | 13:08 | 13:12 | 2853 |