Solar flares on May 21, 2022
The most powerful solar flare in 24 hours
C3.4 (normal) flare - May 21 at 9:37 AM
Solar activity index
Value as of the end of the day on May 21, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 20, 2022 to May 21, 2022
Time zone — UTC-04 (Dover) — summer time
List of solar flares for May 21, 2022
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 14:59 | 15:06 | 15:13 | 3010 |
| C2.5 | 11:27 | 11:39 | 11:48 | 3014 |
| C2.7 | 10:27 | 10:35 | 10:40 | 3011 |
| C3.4 | 09:29 | 09:37 | 09:43 | 3010 |
| C2.3 | 02:32 | 02:43 | 03:00 | 3014 |