Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 7, 2006. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 930 | S05 | E62 | 08 | 0490 | Beta-Gamma-Delta | Dec 13, 2006 | Dec 19, 2006 | Jan 2, 2007 |
| № 927 | N08 | W60 | 01 | 0060 | Alpha | Dec 3, 2006 | Dec 10, 2006 | Dec 24, 2006 |
| № 926 | S08 | W68 | 05 | 0070 | Beta | Dec 3, 2006 | Dec 10, 2006 | Dec 23, 2006 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1977 to December 2006. The gray background is the average SSN index.
