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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2252 | S19 | E77 | 01 | 0080 | Alpha | Jan 4, 2015 | Jan 11, 2015 | Jan 25, 2015 |
| № 2251 | S11 | E58 | 01 | 0020 | Alpha | Jan 2, 2015 | Jan 9, 2015 | Jan 23, 2015 |
| № 2250 | N10 | W41 | 05 | 0020 | Beta | Dec 26, 2014 | Jan 2, 2015 | Jan 15, 2015 |
| № 2249 | S10 | W61 | 12 | 0210 | Beta-Gamma | Dec 24, 2014 | Dec 31, 2014 | Jan 14, 2015 |
| № 2248 | S19 | E22 | 18 | 0160 | Beta-Gamma | Dec 31, 2014 | Jan 7, 2015 | Jan 20, 2015 |
| № 2247 | S22 | E06 | 02 | 0010 | Alpha | Dec 29, 2014 | Jan 5, 2015 | Jan 19, 2015 |
| № 2246 | N19 | W04 | 02 | 0080 | Alpha | Dec 29, 2014 | Jan 5, 2015 | Jan 18, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to December 2014. The gray background is the average SSN index.
