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) | |
|---|---|---|---|---|---|---|---|---|
| № 902 | S09 | W87 | 01 | 0030 | Alpha | Jul 29, 2006 | Aug 5, 2006 | Aug 19, 2006 |
| № 901 | N08 | W86 | 02 | 0030 | Beta | Jul 30, 2006 | Aug 5, 2006 | Aug 19, 2006 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1977, January to 2006, August. Gray background - average solar cycle.
