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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 21, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2244 | S05 | E38 | 03 | 0050 | Beta | Dec 25, 2014 | Jan 1, 2015 | Jan 14, 2015 |
| № 2242 | S19 | W44 | 24 | 0790 | Beta-Gamma-Delta | Dec 19, 2014 | Dec 26, 2014 | Jan 8, 2015 |
| № 2241 | S11 | W21 | 12 | 0660 | Beta-Gamma-Delta | Dec 20, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2240 | N10 | W18 | 04 | 0050 | Beta | Dec 21, 2014 | Dec 27, 2014 | Jan 10, 2015 |
| № 2239 | N14 | W55 | 05 | 0050 | Beta | Dec 18, 2014 | Dec 25, 2014 | Jan 7, 2015 |
| № 2236 | N28 | W43 | 01 | 0080 | Alpha | Dec 19, 2014 | Dec 26, 2014 | Jan 9, 2015 |
| № 2235 | S08 | W70 | 01 | 0070 | Alpha | Dec 17, 2014 | Dec 24, 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.
