Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 9:58 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-05 (Kapuskasing)
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 | 23:35 | 23:44 | 23:52 | 3226 |
| C9.1 | 22:40 | 23:02 | 23:16 | — |
| C2.1 | 18:19 | 18:27 | 18:36 | 3234 |
| C2.8 | 17:14 | 17:23 | 17:32 | 3234 |
| C1.9 | 16:58 | 17:03 | 17:07 | 3229 |
| C2.8 | 14:05 | 14:12 | 14:18 | 3229 |
| C5.4 | 12:37 | 12:43 | 12:47 | 3229 |
| C3.1 | 11:22 | 11:26 | 11:31 | 3229 |
| M4.4 | 09:47 | 09:58 | 10:03 | 3234 |
| C2.5 | 05:25 | 05:37 | 05:45 | 3226 |
| C7.1 | 01:50 | 02:02 | 02:13 | 3226 |
| C4.4 | 01:41 | 01:47 | 01:50 | 3234 |
| C5.5 | 00:58 | 01:08 | 01:16 | 3231 |