Solar flares on January 20, 2023
The most powerful solar flare in 24 hours
C7.3 (normal) flare - January 20 at 10:47 PM
Solar activity index
Value as of the end of the day on January 20, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from January 19, 2023 to January 20, 2023
Time zone — UTC+00
List of solar flares for January 20, 2023
The total number of solar flares of class C and higher — 6 flares
C class — 6 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.0 | 23:41 | 23:46 | 23:51 | 3184 |
| C7.3 | 22:43 | 22:47 | 22:51 | 3192 |
| C4.0 | 16:50 | 16:59 | 17:06 | 3192 |
| C5.3 | 13:47 | 14:07 | 14:32 | 3190 |
| C4.8 | 12:53 | 12:57 | 13:03 | 3190 |
| C6.7 | 01:34 | 01:52 | 02:07 | 3190 |