Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 6:58 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-08 (Seattle)
List of solar flares for February 20, 2023
The total number of solar flares of class C and higher — 10 flares
C class — 9 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.6 | 20:35 | 20:44 | 20:52 | 3226 |
| C9.1 | 19:40 | 20:02 | 20:16 | — |
| C2.1 | 15:19 | 15:27 | 15:36 | 3234 |
| C2.8 | 14:14 | 14:23 | 14:32 | 3234 |
| C1.9 | 13:58 | 14:03 | 14:07 | 3229 |
| C2.8 | 11:05 | 11:12 | 11:18 | 3229 |
| C5.4 | 09:37 | 09:43 | 09:47 | 3229 |
| C3.1 | 08:22 | 08:26 | 08:31 | 3229 |
| M4.4 | 06:47 | 06:58 | 07:03 | 3234 |
| C2.5 | 02:25 | 02:37 | 02:45 | 3226 |