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) | |
|---|---|---|---|---|---|---|---|---|
| № 1660 | N13 | W02 | 08 | 0070 | Beta | Jan 22, 2013 | Jan 29, 2013 | Feb 11, 2013 |
| № 1658 | S12 | W32 | 01 | 0060 | Alpha | Jan 20, 2013 | Jan 26, 2013 | Feb 9, 2013 |
| № 1654 | N08 | W84 | 09 | 0280 | Beta-Gamma | Jan 16, 2013 | Jan 22, 2013 | Feb 5, 2013 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1984, January to 2013, January. Gray background - average solar cycle.
