Solar flares on August 17, 2023
The most powerful solar flare in 24 hours
C5.1 (normal) flare - August 17 at 2:40 PM
Solar activity index
Value as of the end of the day on August 17, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 16, 2023 to August 17, 2023
Time zone — UTC+02 (Prague) — summer time
List of solar flares for August 17, 2023
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 20:28 | 20:36 | 20:40 | — |
| C2.2 | 19:16 | 19:29 | 19:46 | 3397 |
| C1.2 | 18:29 | 18:34 | 18:39 | — |
| C1.2 | 17:18 | 17:25 | 17:30 | 3405 |
| C3.5 | 16:11 | 16:20 | 16:24 | — |
| C5.1 | 14:14 | 14:40 | 15:06 | 3397 |
| C2.3 | 10:17 | 10:33 | 10:49 | — |
| C1.7 | 09:27 | 09:36 | 09:50 | 3409 |
| C3.6 | 04:19 | 04:46 | 05:32 | 3394 |