Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 1, 2016. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2473 | S21 | W60 | 08 | 0130 | Beta | Dec 28, 2015 | Jan 4, 2016 | Jan 18, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to January 2016. The gray background is the average SSN index.
