Sunspots and active regions — November 20, 2021
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) | |
|---|---|---|---|---|---|---|---|---|
| № 2897 | N16 | E14 | 01 | 0020 | Alpha | Nov 22, 2021 | Nov 29, 2021 | Dec 13, 2021 |
| № 2896 | S17 | E02 | 01 | 0020 | Alpha | Nov 21, 2021 | Nov 28, 2021 | Dec 12, 2021 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1992, January to 2021, November. Gray background - average solar cycle.
