Solar flares on May 16, 2023
The most powerful solar flare in 24 hours
M9.6 (strong) flare - May 16 at 2:13 PM
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-02:30 (Saint john's) — summer time
List of solar flares for May 16, 2023
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 23:20 | 23:26 | 23:32 | 3305 |
| C2.4 | 19:50 | 20:12 | 20:51 | — |
| C1.9 | 19:00 | 19:19 | 19:41 | 3305 |
| C1.5 | 17:28 | 17:40 | 17:58 | 3305 |
| C1.0 | 16:56 | 17:06 | 17:16 | 3305 |
| M9.6 | 14:01 | 14:13 | 14:21 | — |
| C1.0 | 13:05 | 13:12 | 13:19 | — |
| C1.5 | 11:09 | 11:13 | 11:17 | — |
| C4.5 | 09:30 | 09:44 | 10:04 | — |
| C2.0 | 07:12 | 07:24 | 07:41 | — |
| C1.2 | 02:10 | 02:14 | 02:18 | 3305 |
| C1.3 | 01:51 | 02:01 | 02:10 | 3305 |