Solar flares on May 21, 2022
The most powerful solar flare in 24 hours
C3.5 (normal) flare - May 21 at 12:13 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+00
List of solar flares for May 21, 2022
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 18:59 | 19:06 | 19:13 | 3010 |
| C2.5 | 15:27 | 15:39 | 15:48 | 3014 |
| C2.7 | 14:27 | 14:35 | 14:40 | 3011 |
| C3.4 | 13:29 | 13:37 | 13:43 | 3010 |
| C2.3 | 06:32 | 06:43 | 07:00 | 3014 |
| C3.5 | 00:08 | 00:13 | 00:23 | 3011 |