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) | |
|---|---|---|---|---|---|---|---|---|
| № 1051 | N15 | E27 | 04 | 0030 | Beta | Mar 3, 2010 | Mar 10, 2010 | Mar 24, 2010 |
| № 1050 | S18 | W64 | 02 | 0000 | Alpha | Feb 24, 2010 | Mar 3, 2010 | Mar 17, 2010 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1981, January to 2010, February. Gray background - average solar cycle.
