Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2256 | S08 | W61 | 07 | 0040 | Beta | Dec 31, 2014 | Jan 7, 2015 | Jan 21, 2015 |
| № 2255 | S15 | E51 | 03 | 0100 | Beta | Jan 9, 2015 | Jan 16, 2015 | Jan 29, 2015 |
| № 2254 | S22 | W35 | 02 | 0010 | Alpha | Jan 2, 2015 | Jan 9, 2015 | Jan 23, 2015 |
| № 2253 | S07 | E09 | 31 | 0900 | Beta-Gamma-Delta | Jan 6, 2015 | Jan 12, 2015 | Jan 26, 2015 |
| № 2252 | S20 | W15 | 02 | 0060 | Alpha | Jan 4, 2015 | Jan 11, 2015 | Jan 25, 2015 |
| № 2251 | S13 | W35 | 06 | 0160 | Beta | Jan 2, 2015 | Jan 9, 2015 | Jan 23, 2015 |
| № 2248 | S19 | W68 | 01 | 0030 | Alpha | Dec 31, 2014 | Jan 7, 2015 | Jan 20, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to January 2015. The gray background is the average SSN index.
