Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 6, 2013. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1916 | S14 | E05 | 12 | 0050 | Beta | Dec 7, 2013 | Dec 14, 2013 | Dec 28, 2013 |
| № 1915 | S29 | W37 | 09 | 0080 | Beta | Dec 4, 2013 | Dec 11, 2013 | Dec 25, 2013 |
| № 1912 | S21 | E26 | 01 | 0110 | Alpha | Dec 9, 2013 | Dec 16, 2013 | Dec 30, 2013 |
| № 1911 | S11 | W52 | 01 | 0010 | Alpha | Dec 3, 2013 | Dec 10, 2013 | Dec 23, 2013 |
| № 1909 | S17 | W34 | 19 | 0200 | Beta | Dec 4, 2013 | Dec 11, 2013 | Dec 25, 2013 |
| № 1908 | S26 | W62 | 01 | 0060 | Alpha | Dec 2, 2013 | Dec 9, 2013 | Dec 23, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to December 2013. The gray background is the average SSN index.