Solar flares on July 21, 2024
The most powerful solar flare in 24 hours
M3.2 (strong) flare - July 21 at 11:28 PM
Solar activity index
Value as of the end of the day on July 21, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 20, 2024 to July 21, 2024
Time zone — UTC+00
List of solar flares for July 21, 2024
The total number of solar flares of class C and higher — 19 flares
C class — 15 | M class — 4 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M3.2 | 23:21 | 23:28 | 23:34 | 3744 |
| C5.4 | 21:47 | 21:56 | 22:04 | 3762 |
| C4.5 | 20:21 | 20:27 | 20:33 | 3744 |
| C4.7 | 20:04 | 20:12 | 20:21 | 3744 |
| M1.0 | 16:18 | 16:31 | 16:59 | 3757 |
| C3.5 | 15:59 | 16:03 | 16:07 | 3751 |
| C3.3 | 15:49 | 15:55 | 15:59 | 3744 |
| C3.4 | 14:24 | 14:27 | 14:43 | 3762 |
| C4.5 | 13:25 | 13:31 | 13:35 | 3751 |
| C5.8 | 12:30 | 12:37 | 12:44 | 3751 |
| C5.4 | 12:13 | 12:18 | 12:24 | 3744 |
| C4.8 | 12:00 | 12:08 | 12:13 | — |
| C5.8 | 11:01 | 11:07 | 11:19 | 3751 |
| C4.1 | 10:09 | 10:17 | 10:31 | 3744 |
| M1.5 | 08:28 | 08:34 | 08:41 | 3751 |
| C6.0 | 07:37 | 07:43 | 07:50 | 3751 |
| C4.3 | 05:41 | 05:44 | 05:48 | 3751 |
| M1.4 | 03:46 | 03:55 | 03:59 | 3744 |
| C7.4 | 02:03 | 02:07 | 02:13 | 3751 |