Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1632 | N17 | W42 | 04 | 0010 | Beta | Dec 13, 2012 | Dec 20, 2012 | Jan 2, 2013 |
| № 1631 | N21 | W33 | 13 | 0100 | Beta | Dec 13, 2012 | Dec 20, 2012 | Jan 3, 2013 |
| № 1630 | N20 | W66 | 02 | 0010 | Beta | Dec 11, 2012 | Dec 18, 2012 | Jan 1, 2013 |
| № 1629 | N11 | W49 | 12 | 0170 | Beta | Dec 12, 2012 | Dec 19, 2012 | Jan 2, 2013 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1983, January to 2012, December. Gray background - average solar cycle.
