Solar flares on April 18, 2022
The most powerful solar flare in 24 hours
M1.9 (strong) flare - April 18 at 2:24 PM
Solar activity index
Value as of the end of the day on April 18, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 17, 2022 to April 18, 2022
Time zone — UTC-03 (Saint john) — summer time
List of solar flares for April 18, 2022
The total number of solar flares of class C and higher — 13 flares
C class — 10 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.5 | 21:32 | 21:40 | 21:45 | — |
| C3.1 | 19:24 | 19:32 | 19:40 | 2987 |
| C7.3 | 17:05 | 17:15 | 17:30 | 2993 |
| C3.0 | 16:47 | 16:55 | 17:02 | — |
| M1.9 | 14:12 | 14:24 | 14:31 | 2987 |
| C3.9 | 11:10 | 11:24 | 11:45 | 2993 |
| C2.0 | 10:09 | 10:25 | 10:38 | — |
| M1.1 | 07:04 | 07:27 | 07:49 | 2993 |
| C2.5 | 06:10 | 06:14 | 06:18 | 2993 |
| M1.3 | 04:37 | 04:48 | 04:54 | 2993 |
| C2.9 | 01:42 | 01:49 | 01:58 | 2992 |
| C7.3 | 00:58 | 01:03 | 01:07 | 2994 |
| C8.5 | 00:01 | 00:19 | 00:33 | 2992 |