Solar flares on September 15, 2023
The most powerful solar flare in 24 hours
C7.4 (normal) flare - September 15 at 5:09 AM
Solar activity index
Value as of the end of the day on September 15, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 14, 2023 to September 15, 2023
Time zone — UTC+02 (Brussels) — summer time
List of solar flares for September 15, 2023
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 15:09 | 15:17 | 15:22 | 3429 |
| C2.2 | 12:09 | 12:17 | 12:25 | 3429 |
| C1.9 | 10:52 | 10:59 | 11:05 | 3429 |
| C7.0 | 07:50 | 08:04 | 08:11 | 3429 |
| C7.4 | 04:55 | 05:09 | 05:17 | 3429 |
| C2.3 | 04:40 | 04:50 | 04:55 | 3429 |
| C6.9 | 02:50 | 02:57 | 03:02 | 3429 |
| C7.4 | 02:40 | 02:46 | 02:50 | 3429 |