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) | |
|---|---|---|---|---|---|---|---|---|
| № 3281 | S23 | E71 | 03 | 0220 | Beta | Apr 20, 2023 | Apr 27, 2023 | May 11, 2023 |
| № 3280 | S09 | W27 | 08 | 0060 | Beta | Apr 13, 2023 | Apr 20, 2023 | May 3, 2023 |
| № 3279 | S20 | E51 | 15 | 0230 | Beta | Apr 19, 2023 | Apr 26, 2023 | May 10, 2023 |
| № 3278 | N12 | W46 | 01 | 0010 | Alpha | Apr 12, 2023 | Apr 18, 2023 | May 2, 2023 |
| № 3276 | S22 | E34 | 01 | 0020 | Alpha | Apr 18, 2023 | Apr 25, 2023 | May 8, 2023 |
| № 3275 | N19 | E22 | 01 | 0050 | Alpha | Apr 17, 2023 | Apr 24, 2023 | May 7, 2023 |
| № 3273 | N09 | W29 | 03 | 0070 | Beta | Apr 13, 2023 | Apr 20, 2023 | May 3, 2023 |
| № 3272 | S22 | W14 | 22 | 0150 | Beta | Apr 14, 2023 | Apr 21, 2023 | May 5, 2023 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1994, January to 2023, April. Gray background - average solar cycle.
