Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 3271 | S17 | W18 | 02 | 0000 | Alpha | Apr 5, 2023 | Apr 11, 2023 | Apr 25, 2023 |
| № 3270 | S23 | W32 | 11 | 0140 | Beta-Gamma | Apr 4, 2023 | Apr 10, 2023 | Apr 24, 2023 |
| № 3264 | N17 | W74 | 01 | 0000 | Alpha | Mar 31, 2023 | Apr 7, 2023 | Apr 21, 2023 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1994, January to 2023, April. Gray background - average solar cycle.
