Solar flares on March 21, 2023
The most powerful solar flare in 24 hours
C4.6 (normal) flare - March 21 at 1:54 PM
Solar activity index
Value as of the end of the day on March 21, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 20, 2023 to March 21, 2023
Time zone — UTC+00 (Reykjavik)
List of solar flares for March 21, 2023
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 |
|---|---|---|---|---|
| C1.7 | 23:49 | 23:57 | 00:01 | 3257 |
| C1.5 | 22:07 | 22:13 | 22:17 | 3257 |
| C4.6 | 13:46 | 13:54 | 13:58 | 3257 |
| C1.7 | 10:16 | 10:29 | 10:41 | 3258 |
| C1.4 | 08:09 | 08:12 | 08:22 | 3252 |