Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 2, 2015. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2255 | S14 | E76 | 01 | 0060 | Alpha | Jan 9, 2015 | Jan 16, 2015 | Jan 29, 2015 |
| № 2254 | S22 | W05 | 04 | 0020 | Beta | Jan 3, 2015 | Jan 10, 2015 | Jan 23, 2015 |
| № 2253 | S07 | E35 | 16 | 0460 | Beta-Gamma | Jan 6, 2015 | Jan 12, 2015 | Jan 26, 2015 |
| № 2252 | S20 | E11 | 02 | 0090 | Alpha | Jan 4, 2015 | Jan 11, 2015 | Jan 25, 2015 |
| № 2251 | S13 | W09 | 06 | 0140 | Beta-Gamma | Jan 2, 2015 | Jan 9, 2015 | Jan 23, 2015 |
| № 2248 | S19 | W42 | 01 | 0050 | Alpha | Dec 31, 2014 | Jan 7, 2015 | Jan 20, 2015 |
| № 2246 | N19 | W69 | 01 | 0050 | Alpha | Dec 29, 2014 | Jan 5, 2015 | Jan 18, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to January 2015. The gray background is the average SSN index.
