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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 23, 2012. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1635 | N10 | E22 | 18 | 0200 | Beta-Gamma | Dec 26, 2012 | Jan 1, 2013 | Jan 15, 2013 |
| № 1634 | S12 | W25 | 07 | 0060 | Beta | Dec 22, 2012 | Dec 29, 2012 | Jan 12, 2013 |
| № 1633 | S05 | W27 | 12 | 0170 | Beta | Dec 22, 2012 | Dec 29, 2012 | Jan 11, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to December 2012. The gray background is the average SSN index.
