Solar flares on April 18, 2023
The most powerful solar flare in 24 hours
C4.8 (normal) flare - April 18 at 9:29 AM
Solar activity index
Value as of the end of the day on April 18, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 17, 2023 to April 18, 2023
Time zone — UTC-06 (Red deer) — summer time
List of solar flares for April 18, 2023
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.3 | 22:20 | 22:30 | 22:38 | 3272 |
| C2.9 | 16:45 | 16:56 | 17:17 | — |
| C1.9 | 13:07 | 13:17 | 13:24 | — |
| C3.2 | 12:00 | 12:13 | 12:27 | 3283 |
| C4.8 | 09:21 | 09:29 | 09:36 | 3280 |
| C2.4 | 08:27 | 08:35 | 08:54 | 3280 |
| C1.9 | 03:27 | 03:33 | 03:37 | 3280 |