Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 851 | S15 | W59 | 02 | 0020 | Beta | Jan 24, 2006 | Jan 31, 2006 | Feb 14, 2006 |
| № 848 | S20 | W76 | 07 | 0090 | Beta | Jan 23, 2006 | Jan 30, 2006 | Feb 13, 2006 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1977 to January 2006. The gray background is the average SSN index.