Sunspots and active regions — January 28, 2007
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) | |
|---|---|---|---|---|---|---|---|---|
| № 940 | S06 | E62 | 01 | 0170 | Alpha | Feb 3, 2007 | Feb 9, 2007 | Feb 23, 2007 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1978, January to 2007, January. Gray background - average solar cycle.
