Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 26, 2005. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 842 | S06 | E32 | 01 | 0010 | Alpha | Dec 29, 2005 | Jan 5, 2006 | Jan 19, 2006 |
| № 841 | N12 | E62 | 04 | 0120 | Beta | Jan 1, 2006 | Jan 7, 2006 | Jan 21, 2006 |
| № 840 | S03 | E55 | 01 | 0040 | Alpha | Dec 31, 2005 | Jan 7, 2006 | Jan 20, 2006 |
| № 839 | N19 | W50 | 01 | 0010 | Alpha | Dec 23, 2005 | Dec 30, 2005 | Jan 13, 2006 |
| № 838 | N16 | W03 | 09 | 0090 | Beta | Dec 27, 2005 | Jan 2, 2006 | Jan 16, 2006 |
| № 837 | S09 | W90 | 01 | 0030 | Alpha | Dec 20, 2005 | Dec 27, 2005 | Jan 9, 2006 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1976 to December 2005. The gray background is the average SSN index.
