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) | |
|---|---|---|---|---|---|---|---|---|
| № 2901 | N16 | E64 | 01 | 0020 | Alpha | Dec 5, 2021 | Dec 12, 2021 | Dec 25, 2021 |
| № 2900 | S26 | W36 | 15 | 0160 | Beta | Nov 27, 2021 | Dec 4, 2021 | Dec 18, 2021 |
| № 2898 | S24 | W22 | 07 | 0090 | Beta | Nov 28, 2021 | Dec 5, 2021 | Dec 19, 2021 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1992, January to 2021, November. Gray background - average solar cycle.
