Solar flares on May 21, 2024
The most powerful solar flare in 24 hours
M2.3 (strong) flare - May 21 at 11:04 PM
Solar activity index
Value as of the end of the day on May 21, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 20, 2024 to May 21, 2024
Time zone — UTC-05 (Des Moines) — summer time
List of solar flares for May 21, 2024
The total number of solar flares of class C and higher — 10 flares
C class — 7 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.3 | 22:38 | 23:04 | 23:22 | 3683 |
| M1.5 | 22:02 | 22:13 | 22:23 | 3679 |
| C3.9 | 17:28 | 17:40 | 17:58 | 3674 |
| M1.9 | 14:19 | 14:31 | 14:39 | 3679 |
| C6.9 | 10:53 | 11:05 | 11:14 | 3679 |
| C6.6 | 09:00 | 09:13 | 09:26 | 3683 |
| C7.0 | 08:29 | 08:36 | 08:41 | 3683 |
| C1.9 | 07:04 | 07:08 | 07:22 | 3683 |
| C4.8 | 02:20 | 02:32 | 02:39 | 3683 |
| C4.3 | 00:50 | 01:16 | 01:35 | 3683 |