Solar flares on April 18, 2024
The most powerful solar flare in 24 hours
M2.1 (strong) flare - April 18 at 10:53 PM
Solar activity index
Value as of the end of the day on April 18, 2024
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 17, 2024 to April 18, 2024
Time zone — UTC-06 (Cheyenne) — summer time
List of solar flares for April 18, 2024
The total number of solar flares of class C and higher — 11 flares
C class — 8 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.1 | 22:40 | 22:53 | 23:03 | 3647 |
| C4.9 | 20:44 | 20:52 | 21:09 | 3635 |
| C4.1 | 19:51 | 19:57 | 20:01 | 3647 |
| C4.1 | 19:37 | 19:48 | 19:51 | 3647 |
| C3.5 | 19:20 | 19:27 | 19:31 | 3647 |
| C3.0 | 19:05 | 19:11 | 19:20 | 3639 |
| M1.6 | 14:12 | 14:16 | 14:21 | 3647 |
| C9.8 | 10:16 | 10:46 | 11:02 | 3645 |
| C8.9 | 05:44 | 05:51 | 05:56 | 3645 |
| M1.3 | 01:17 | 01:37 | 02:09 | 3643 |
| C7.3 | 23:55 | 00:09 | 00:20 | 3645 |