Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 19, 2014. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2242 | S18 | W16 | 50 | 0970 | Beta-Gamma-Delta | Dec 19, 2014 | Dec 26, 2014 | Jan 8, 2015 |
| № 2241 | S09 | E04 | 36 | 0620 | Beta-Gamma-Delta | Dec 20, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2240 | N10 | E04 | 02 | 0060 | Beta | Dec 20, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2239 | N15 | W28 | 03 | 0030 | Beta | Dec 18, 2014 | Dec 25, 2014 | Jan 7, 2015 |
| № 2237 | S13 | W27 | 02 | 0030 | Alpha | Dec 18, 2014 | Dec 25, 2014 | Jan 7, 2015 |
| № 2236 | N32 | W17 | 01 | 0100 | Alpha | Dec 19, 2014 | Dec 26, 2014 | Jan 9, 2015 |
| № 2235 | S07 | W44 | 04 | 0060 | Beta | Dec 17, 2014 | Dec 23, 2014 | Jan 6, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to December 2014. The gray background is the average SSN index.