Solar flares on July 23, 2021
The most powerful solar flare in 24 hours
C4.3 (normal) flare - July 23 at 4:33 PM
Solar activity index
Value as of the end of the day on July 23, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 22, 2021 to July 23, 2021
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for July 23, 2021
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 17:58 | 18:06 | 18:10 | 2849 |
| C4.3 | 15:54 | 16:33 | 17:02 | 2849 |