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) | |
|---|---|---|---|---|---|---|---|---|
| № 1041 | S25 | E77 | 06 | 0060 | Beta | Jan 28, 2010 | Feb 4, 2010 | Feb 18, 2010 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1981, January to 2010, January. Gray background - average solar cycle.
