Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 15, 2006. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 904 | S13 | E13 | 24 | 0690 | Beta-Gamma | Aug 17, 2006 | Aug 24, 2006 | Sep 6, 2006 |
| № 903 | S08 | W24 | 01 | 0010 | Alpha | Aug 14, 2006 | Aug 21, 2006 | Sep 3, 2006 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1977 to August 2006. The gray background is the average SSN index.
