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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2246 | N16 | E57 | 01 | 0090 | Alpha | Dec 29, 2014 | Jan 5, 2015 | Jan 18, 2015 |
| № 2245 | N08 | E42 | 05 | 0030 | Beta | Dec 28, 2014 | Jan 3, 2015 | Jan 17, 2015 |
| № 2244 | S04 | E09 | 07 | 0190 | Beta-Gamma | Dec 25, 2014 | Jan 1, 2015 | Jan 14, 2015 |
| № 2242 | S17 | W76 | 12 | 0490 | Beta-Gamma | Dec 19, 2014 | Dec 25, 2014 | Jan 8, 2015 |
| № 2241 | S10 | W52 | 16 | 0450 | Beta-Gamma | Dec 20, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2240 | N10 | W55 | 01 | 0010 | Alpha | Dec 20, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2236 | N29 | W73 | 01 | 0070 | Alpha | Dec 19, 2014 | Dec 26, 2014 | Jan 9, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to December 2014. The gray background is the average SSN index.
