Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 12, 2007. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 937 | S14 | W34 | 01 | 0020 | Alpha | Jan 10, 2007 | Jan 17, 2007 | Jan 31, 2007 |
| № 936 | N14 | W02 | 01 | 0010 | Alpha | Jan 13, 2007 | Jan 20, 2007 | Feb 2, 2007 |
| № 935 | S08 | W52 | 01 | 0160 | Alpha | Jan 9, 2007 | Jan 16, 2007 | Jan 29, 2007 |
| № 933 | S05 | W82 | 02 | 0100 | Alpha | Jan 7, 2007 | Jan 13, 2007 | Jan 27, 2007 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1978 to January 2007. The gray background is the average SSN index.
