Solar flares on February 20, 2023
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 20 at 10:58 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-04 (Halifax)
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 |
|---|---|---|---|---|
| C2.1 | 19:19 | 19:27 | 19:36 | 3234 |
| C2.8 | 18:14 | 18:23 | 18:32 | 3234 |
| C1.9 | 17:58 | 18:03 | 18:07 | 3229 |
| C2.8 | 15:05 | 15:12 | 15:18 | 3229 |
| C5.4 | 13:37 | 13:43 | 13:47 | 3229 |
| C3.1 | 12:22 | 12:26 | 12:31 | 3229 |
| M4.4 | 10:47 | 10:58 | 11:03 | 3234 |
| C2.5 | 06:25 | 06:37 | 06:45 | 3226 |
| C7.1 | 02:50 | 03:02 | 03:13 | 3226 |
| C4.4 | 02:41 | 02:47 | 02:50 | 3234 |
| C5.5 | 01:58 | 02:08 | 02:16 | 3231 |
| C3.3 | 00:39 | 00:51 | 01:03 | 3231 |
| C2.1 | 00:12 | 00:18 | 00:26 | — |