Solar flares on April 22, 2021
The most powerful solar flare in 24 hours
C4.3 (normal) flare - April 22 at 6:51 PM
Solar activity index
Value as of the end of the day on April 22, 2021
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 21, 2021 to April 22, 2021
Time zone — UTC+09:30 (Adelaide)
List of solar flares for April 22, 2021
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 21:48 | 21:57 | 22:12 | 2816 |
| C3.7 | 20:10 | 20:19 | 20:33 | 2817 |
| C1.4 | 19:33 | 19:38 | 19:44 | 2817 |
| C4.3 | 18:44 | 18:51 | 19:11 | 2817 |
| C2.3 | 16:46 | 16:53 | 16:57 | 2817 |
| C1.7 | 15:20 | 15:27 | 15:32 | 2817 |
| C2.7 | 14:30 | 14:36 | 14:40 | 2816 |
| C3.8 | 13:40 | 14:05 | 14:30 | 2816 |