Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 30, 2023. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 3292 | N14 | E29 | 01 | 0020 | Alpha | May 3, 2023 | May 10, 2023 | May 24, 2023 |
| № 3291 | N08 | W29 | 06 | 0030 | Beta | Apr 29, 2023 | May 6, 2023 | May 19, 2023 |
| № 3289 | N20 | E24 | 07 | 0200 | Beta | May 3, 2023 | May 10, 2023 | May 24, 2023 |
| № 3288 | S23 | W31 | 13 | 0400 | Beta-Gamma-Delta | Apr 29, 2023 | May 6, 2023 | May 19, 2023 |
| № 3285 | S17 | W37 | 05 | 0170 | Beta | Apr 28, 2023 | May 5, 2023 | May 19, 2023 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1994 to April 2023. The gray background is the average SSN index.
