Solar flares on April 9, 2023
The most powerful solar flare in 24 hours
M2.8 (strong) flare - April 9 at 10:20 PM
Solar activity index
Value as of the end of the day on April 9, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2023 to April 9, 2023
Time zone — UTC-07 (Seattle) — summer time
List of solar flares for April 9, 2023
The total number of solar flares of class C and higher — 18 flares
C class — 17 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.8 | 22:10 | 22:20 | 22:28 | 3276 |
| C6.0 | 21:32 | 21:39 | 21:45 | 3276 |
| C3.5 | 21:14 | 21:29 | 02:37 | 3276 |
| C1.2 | 21:01 | 21:05 | 21:11 | 3272 |
| C1.4 | 19:17 | 19:27 | 19:47 | 3276 |
| C1.0 | 19:06 | 19:11 | 19:17 | 3272 |
| C2.8 | 18:23 | 18:36 | 18:42 | 3272 |
| C2.4 | 14:28 | 14:34 | 14:38 | — |
| C2.7 | 14:01 | 14:19 | 14:28 | — |
| C1.5 | 13:32 | 13:39 | 13:52 | 3272 |
| C2.0 | 12:16 | 12:23 | 12:29 | 3273 |
| C3.7 | 11:36 | 11:41 | 11:46 | 3272 |
| C3.5 | 11:13 | 11:27 | 11:36 | 3272 |
| C2.8 | 09:32 | 09:35 | 09:39 | — |
| C2.4 | 09:14 | 09:28 | 09:32 | 3273 |
| C3.2 | 07:45 | 07:53 | 08:01 | 3272 |
| C1.6 | 00:53 | 00:56 | 01:00 | — |
| C1.7 | 00:33 | 00:38 | 00:53 | — |