Solar flares on May 18, 2022
The most powerful solar flare in 24 hours
C4.7 (normal) flare - May 18 at 11:49 PM
Solar activity index
Value as of the end of the day on May 18, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 17, 2022 to May 18, 2022
Time zone — UTC+08 (Ulan-Ude)
List of solar flares for May 18, 2022
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 |
|---|---|---|---|---|
| C4.7 | 23:43 | 23:49 | 23:53 | 3014 |
| C2.3 | 21:42 | 21:55 | 22:09 | 3011 |
| C2.6 | 18:36 | 18:42 | 18:48 | — |
| C2.7 | 18:02 | 18:11 | 18:22 | 3014 |
| C2.9 | 16:16 | 16:23 | 16:30 | — |
| C2.7 | 15:53 | 16:02 | 16:09 | — |
| C2.1 | 15:06 | 15:15 | 15:27 | — |
| C2.5 | 13:16 | 13:24 | 13:34 | 3014 |
| C2.9 | 12:38 | 12:46 | 12:51 | — |
| C3.2 | 03:29 | 03:36 | 03:44 | 3014 |
| C4.6 | 00:19 | 00:26 | 00:33 | 3007 |