Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 2, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1911 | S12 | E03 | 08 | 0050 | Beta | Dec 3, 2013 | Dec 10, 2013 | Dec 23, 2013 |
| № 1910 | N02 | W52 | 08 | 0040 | Beta | Nov 29, 2013 | Dec 6, 2013 | Dec 19, 2013 |
| № 1909 | S18 | E22 | 23 | 0350 | Beta-Gamma | Dec 5, 2013 | Dec 11, 2013 | Dec 25, 2013 |
| № 1908 | S26 | W08 | 12 | 0180 | Beta-Gamma | Dec 2, 2013 | Dec 9, 2013 | Dec 23, 2013 |
| № 1907 | S09 | W47 | 03 | 0030 | Alpha | Nov 29, 2013 | Dec 6, 2013 | Dec 20, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to December 2013. The gray background is the average SSN index.
