Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 28, 2013. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1938 | S12 | E64 | 01 | 0060 | Alpha | Jan 3, 2014 | Jan 9, 2014 | Jan 23, 2014 |
| № 1937 | S12 | E48 | 04 | 0020 | Beta | Jan 1, 2014 | Jan 8, 2014 | Jan 22, 2014 |
| № 1936 | S16 | E21 | 12 | 0110 | Beta-Gamma | Dec 30, 2013 | Jan 6, 2014 | Jan 20, 2014 |
| № 1935 | S06 | W06 | 01 | 0000 | Alpha | Dec 28, 2013 | Jan 4, 2014 | Jan 18, 2014 |
| № 1934 | S16 | W24 | 15 | 0190 | Beta-Gamma | Dec 27, 2013 | Jan 3, 2014 | Jan 17, 2014 |
| № 1931 | S15 | W41 | 03 | 0160 | Beta | Dec 26, 2013 | Jan 2, 2014 | Jan 15, 2014 |
| № 1930 | S08 | W87 | 01 | 0030 | Alpha | Dec 22, 2013 | Dec 29, 2013 | Jan 12, 2014 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to December 2013. The gray background is the average SSN index.
