Solar flares on April 9, 2023
The most powerful solar flare in 24 hours
M2.8 (strong) flare - April 9 at 11:20 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-06 (Cheyenne) — summer time
List of solar flares for April 9, 2023
The total number of solar flares of class C and higher — 19 flares
C class — 18 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.8 | 23:10 | 23:20 | 23:28 | 3276 |
| C6.0 | 22:32 | 22:39 | 22:45 | 3276 |
| C3.5 | 22:14 | 22:29 | 03:37 | 3276 |
| C1.2 | 22:01 | 22:05 | 22:11 | 3272 |
| C1.4 | 20:17 | 20:27 | 20:47 | 3276 |
| C1.0 | 20:06 | 20:11 | 20:17 | 3272 |
| C2.8 | 19:23 | 19:36 | 19:42 | 3272 |
| C2.4 | 15:28 | 15:34 | 15:38 | — |
| C2.7 | 15:01 | 15:19 | 15:28 | — |
| C1.5 | 14:32 | 14:39 | 14:52 | 3272 |
| C2.0 | 13:16 | 13:23 | 13:29 | 3273 |
| C3.7 | 12:36 | 12:41 | 12:46 | 3272 |
| C3.5 | 12:13 | 12:27 | 12:36 | 3272 |
| C2.8 | 10:32 | 10:35 | 10:39 | — |
| C2.4 | 10:14 | 10:28 | 10:32 | 3273 |
| C3.2 | 08:45 | 08:53 | 09:01 | 3272 |
| C1.6 | 01:53 | 01:56 | 02:00 | — |
| C1.7 | 01:33 | 01:38 | 01:53 | — |
| C9.0 | 23:51 | 00:08 | 00:24 | 3272 |