Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 2, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3264 | N16 | W33 | 01 | 0070 | Alpha | Mar 31, 2023 | Apr 7, 2023 | Apr 21, 2023 |
| № 3262 | S19 | W61 | 02 | 0080 | Alpha | Mar 29, 2023 | Apr 5, 2023 | Apr 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.