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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 10, 2008. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1009 | S26 | W46 | 03 | 0050 | Beta | Dec 7, 2008 | Dec 14, 2008 | Dec 28, 2008 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1979 to December 2008. The gray background is the average SSN index.
