Solar flares on September 15, 2023
The most powerful solar flare in 24 hours
M2.9 (strong) flare - September 15 at 10:20 PM
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-02:30 (Saint john's) — summer time
List of solar flares for September 15, 2023
The total number of solar flares of class C and higher — 9 flares
C class — 7 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.9 | 22:08 | 22:20 | 22:27 | 3429 |
| C2.0 | 21:05 | 21:12 | 21:17 | 3429 |
| M1.7 | 19:49 | 19:59 | 20:04 | 3429 |
| C2.1 | 10:39 | 10:47 | 10:52 | 3429 |
| C2.2 | 07:39 | 07:47 | 07:55 | 3429 |
| C1.9 | 06:22 | 06:29 | 06:35 | 3429 |
| C7.0 | 03:20 | 03:34 | 03:41 | 3429 |
| C7.4 | 00:25 | 00:39 | 00:47 | 3429 |
| C2.3 | 00:10 | 00:20 | 00:25 | 3429 |