Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 3:58 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+01 (Berlin)
List of solar flares for February 20, 2023
The total number of solar flares of class C and higher — 15 flares
C class — 14 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.8 | 23:14 | 23:23 | 23:32 | 3234 |
| C1.9 | 22:58 | 23:03 | 23:07 | 3229 |
| C2.8 | 20:05 | 20:12 | 20:18 | 3229 |
| C5.4 | 18:37 | 18:43 | 18:47 | 3229 |
| C3.1 | 17:22 | 17:26 | 17:31 | 3229 |
| M4.4 | 15:47 | 15:58 | 16:03 | 3234 |
| C2.5 | 11:25 | 11:37 | 11:45 | 3226 |
| C7.1 | 07:50 | 08:02 | 08:13 | 3226 |
| C4.4 | 07:41 | 07:47 | 07:50 | 3234 |
| C5.5 | 06:58 | 07:08 | 07:16 | 3231 |
| C3.3 | 05:39 | 05:51 | 06:03 | 3231 |
| C2.1 | 05:12 | 05:18 | 05:26 | — |
| C2.8 | 03:08 | 03:16 | 03:20 | 3226 |
| C2.8 | 02:19 | 02:25 | 02:34 | 3231 |
| C3.7 | 00:57 | 01:07 | 01:15 | 3230 |