Solar flares on May 13, 2023
The most powerful solar flare in 24 hours
C4.9 (normal) flare - May 13 at 5:27 AM
Solar activity index
Value as of the end of the day on May 13, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 12, 2023 to May 13, 2023
Time zone — UTC-05 (Springfield) — summer time
List of solar flares for May 13, 2023
The total number of solar flares of class C and higher — 11 flares
C class — 11 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.6 | 23:35 | 23:44 | 23:54 | 3305 |
| C3.5 | 22:54 | 23:06 | 23:18 | 3297 |
| C3.4 | 18:36 | 18:43 | 18:50 | 3296 |
| C2.4 | 17:23 | 17:33 | 17:46 | 3301 |
| C2.3 | 16:26 | 16:31 | 16:39 | 3297 |
| C4.4 | 15:47 | 15:55 | 16:00 | 3305 |
| C4.3 | 13:35 | 13:47 | 14:00 | 3296 |
| C1.6 | 11:28 | 11:35 | 11:44 | 3296 |
| C2.0 | 09:48 | 09:53 | 09:57 | 3297 |
| C2.1 | 08:41 | 08:51 | 09:02 | 3305 |
| C4.9 | 05:16 | 05:27 | 05:31 | 3296 |