Solar flares on August 21, 2024
The most powerful solar flare in 24 hours
M5.1 (strong) flare - August 21 at 6:08 PM
Solar activity index
Value as of the end of the day on August 21, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 20, 2024 to August 21, 2024
Time zone — UTC-04 (Concord) — summer time
List of solar flares for August 21, 2024
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.1 | 21:17 | 21:34 | 21:46 | 3789 |
| M5.1 | 17:59 | 18:08 | 18:17 | 3796 |
| C5.3 | 17:39 | 17:47 | 17:59 | — |
| C8.8 | 12:08 | 12:32 | 13:46 | 3784 |
| C3.8 | 10:17 | 10:24 | 10:31 | 3799 |
| C4.7 | 05:44 | 05:51 | 05:56 | 3784 |
| M1.1 | 01:53 | 02:02 | 02:11 | 3796 |