Solar flares on August 11, 2023
The most powerful solar flare in 24 hours
C4.9 (normal) flare - August 11 at 3:55 PM
Solar activity index
Value as of the end of the day on August 11, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 10, 2023 to August 11, 2023
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for August 11, 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 |
|---|---|---|---|---|
| C1.9 | 23:34 | 23:39 | 23:43 | — |
| C2.6 | 17:15 | 17:23 | 17:31 | — |
| C4.9 | 15:32 | 15:55 | 16:10 | 3395 |
| C2.9 | 15:01 | 15:08 | 15:13 | 3395 |
| C2.7 | 14:45 | 14:55 | 15:01 | 3395 |
| C3.7 | 11:00 | 11:07 | 11:16 | 3395 |
| C3.4 | 04:38 | 04:47 | 04:56 | 3395 |
| C3.7 | 03:31 | 03:35 | 03:39 | 3395 |
| C4.7 | 03:07 | 03:19 | 03:31 | 3395 |