Solar flares on May 16, 2023
The most powerful solar flare in 24 hours
M9.6 (strong) flare - May 16 at 11:43 AM
Solar activity index
Value as of the end of the day on May 16, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 15, 2023 to May 16, 2023
Time zone — UTC-05 (Topeka) — summer time
List of solar flares for May 16, 2023
The total number of solar flares of class C and higher — 11 flares
C class — 10 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 22:36 | 22:48 | 22:54 | 3310 |
| C1.7 | 20:50 | 20:56 | 21:02 | 3305 |
| C2.4 | 17:20 | 17:42 | 18:21 | — |
| C1.9 | 16:30 | 16:49 | 17:11 | 3305 |
| C1.5 | 14:58 | 15:10 | 15:28 | 3305 |
| C1.0 | 14:26 | 14:36 | 14:46 | 3305 |
| M9.6 | 11:31 | 11:43 | 11:51 | — |
| C1.0 | 10:35 | 10:42 | 10:49 | — |
| C1.5 | 08:39 | 08:43 | 08:47 | — |
| C4.5 | 07:00 | 07:14 | 07:34 | — |
| C2.0 | 04:42 | 04:54 | 05:11 | — |