Solar flares on January 21, 2023
The most powerful solar flare in 24 hours
C7.3 (normal) flare - January 21 at 9:47 AM
Solar activity index
Value as of the end of the day on January 21, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 20, 2023 to January 21, 2023
Time zone — UTC+11 (Brisbane) — summer time
List of solar flares for January 21, 2023
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.7 | 22:21 | 22:25 | 22:29 | 3192 |
| C4.6 | 20:35 | 20:44 | 20:50 | 3199 |
| C4.5 | 16:31 | 16:38 | 16:43 | 3184 |
| C3.2 | 14:56 | 15:03 | 15:08 | 3184 |
| C3.0 | 13:32 | 13:38 | 13:44 | 3184 |
| C2.9 | 12:48 | 12:52 | 12:58 | 3192 |
| C3.0 | 10:41 | 10:46 | 10:51 | 3184 |
| C7.3 | 09:43 | 09:47 | 09:51 | 3192 |
| C4.0 | 03:50 | 03:59 | 04:06 | 3192 |
| C5.3 | 00:47 | 01:07 | 01:32 | 3190 |