Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 9:58 PM
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+07 (Barnaul)
List of solar flares for February 20, 2023
The total number of solar flares of class C and higher — 14 flares
C class — 13 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.1 | 23:22 | 23:26 | 23:31 | 3229 |
| M4.4 | 21:47 | 21:58 | 22:03 | 3234 |
| C2.5 | 17:25 | 17:37 | 17:45 | 3226 |
| C7.1 | 13:50 | 14:02 | 14:13 | 3226 |
| C4.4 | 13:41 | 13:47 | 13:50 | 3234 |
| C5.5 | 12:58 | 13:08 | 13:16 | 3231 |
| C3.3 | 11:39 | 11:51 | 12:03 | 3231 |
| C2.1 | 11:12 | 11:18 | 11:26 | — |
| C2.8 | 09:08 | 09:16 | 09:20 | 3226 |
| C2.8 | 08:19 | 08:25 | 08:34 | 3231 |
| C3.7 | 06:57 | 07:07 | 07:15 | 3230 |
| C4.7 | 03:54 | 04:03 | 04:10 | 3229 |
| C5.7 | 01:53 | 02:01 | 02:07 | — |
| C2.5 | 00:09 | 00:22 | 00:36 | — |