Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 28, 2021. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2900 | S27 | W24 | 09 | 0130 | Beta | Nov 27, 2021 | Dec 4, 2021 | Dec 18, 2021 |
| № 2899 | S21 | W78 | 04 | 0050 | Beta | Nov 23, 2021 | Nov 30, 2021 | Dec 14, 2021 |
| № 2898 | S24 | W06 | 10 | 0140 | Beta | Nov 29, 2021 | Dec 5, 2021 | Dec 19, 2021 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1992 to November 2021. The gray background is the average SSN index.
