Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 2:58 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+00
List of solar flares for February 20, 2023
The total number of solar flares of class C and higher — 16 flares
C class — 15 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.1 | 23:19 | 23:27 | 23:36 | 3234 |
| C2.8 | 22:14 | 22:23 | 22:32 | 3234 |
| C1.9 | 21:58 | 22:03 | 22:07 | 3229 |
| C2.8 | 19:05 | 19:12 | 19:18 | 3229 |
| C5.4 | 17:37 | 17:43 | 17:47 | 3229 |
| C3.1 | 16:22 | 16:26 | 16:31 | 3229 |
| M4.4 | 14:47 | 14:58 | 15:03 | 3234 |
| C2.5 | 10:25 | 10:37 | 10:45 | 3226 |
| C7.1 | 06:50 | 07:02 | 07:13 | 3226 |
| C4.4 | 06:41 | 06:47 | 06:50 | 3234 |
| C5.5 | 05:58 | 06:08 | 06:16 | 3231 |
| C3.3 | 04:39 | 04:51 | 05:03 | 3231 |
| C2.1 | 04:12 | 04:18 | 04:26 | — |
| C2.8 | 02:08 | 02:16 | 02:20 | 3226 |
| C2.8 | 01:19 | 01:25 | 01:34 | 3231 |
| C3.7 | 23:57 | 00:07 | 00:15 | 3230 |