Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 8:58 AM
Solar activity index
Value as of the end of the day on February 20, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 19, 2023 to February 20, 2023
Time zone — UTC-06 (Topeka)
List of solar flares for February 20, 2023
The total number of solar flares of class C and higher — 13 flares
C class — 12 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.6 | 22:35 | 22:44 | 22:52 | 3226 |
| C9.1 | 21:40 | 22:02 | 22:16 | — |
| C2.1 | 17:19 | 17:27 | 17:36 | 3234 |
| C2.8 | 16:14 | 16:23 | 16:32 | 3234 |
| C1.9 | 15:58 | 16:03 | 16:07 | 3229 |
| C2.8 | 13:05 | 13:12 | 13:18 | 3229 |
| C5.4 | 11:37 | 11:43 | 11:47 | 3229 |
| C3.1 | 10:22 | 10:26 | 10:31 | 3229 |
| M4.4 | 08:47 | 08:58 | 09:03 | 3234 |
| C2.5 | 04:25 | 04:37 | 04:45 | 3226 |
| C7.1 | 00:50 | 01:02 | 01:13 | 3226 |
| C4.4 | 00:41 | 00:47 | 00:50 | 3234 |
| C5.5 | 23:58 | 00:08 | 00:16 | 3231 |