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) | |
|---|---|---|---|---|---|---|---|---|
| № 855 | N05 | E15 | 02 | 0010 | Alpha | Feb 20, 2006 | Feb 27, 2006 | Mar 12, 2006 |
| № 854 | S08 | W09 | 01 | 0010 | Alpha | Feb 18, 2006 | Feb 25, 2006 | Mar 11, 2006 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1977, January to 2006, February. Gray background - average solar cycle.
