Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 4, 2010. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1131 | N31 | E53 | 01 | 0390 | Alpha | Dec 9, 2010 | Dec 16, 2010 | Dec 31, 2010 |
| № 1130 | N12 | W67 | 06 | 0150 | Beta | Nov 30, 2010 | Dec 7, 2010 | Dec 20, 2010 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1981 to December 2010. The gray background is the average SSN index.
