Solar flares on August 4, 2023
The most powerful solar flare in 24 hours
M1.9 (strong) flare - August 4 at 1:24 AM
Solar activity index
Value as of the end of the day on August 4, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 3, 2023 to August 4, 2023
Time zone — UTC-03 (Halifax) — summer time
List of solar flares for August 4, 2023
The total number of solar flares of class C and higher — 5 flares
C class — 4 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.7 | 23:39 | 23:54 | 00:10 | 3380 |
| C3.7 | 23:10 | 23:23 | 23:28 | 3387 |
| C2.6 | 21:29 | 21:35 | 21:44 | 3380 |
| C2.7 | 09:52 | 09:55 | 09:59 | 3995 |
| M1.9 | 00:38 | 01:24 | 02:11 | 3386 |