Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 27, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2275 | S16 | W12 | 03 | 0010 | Beta | Jan 27, 2015 | Feb 3, 2015 | Feb 16, 2015 |
| № 2274 | S03 | W03 | 03 | 0010 | Beta | Jan 28, 2015 | Feb 3, 2015 | Feb 17, 2015 |
| № 2273 | S03 | E05 | 03 | 0010 | Beta | Jan 28, 2015 | Feb 4, 2015 | Feb 18, 2015 |
| № 2272 | N13 | E62 | 02 | 0030 | Beta | Feb 2, 2015 | Feb 8, 2015 | Feb 22, 2015 |
| № 2271 | N17 | W02 | 10 | 0060 | Beta-Gamma | Jan 28, 2015 | Feb 4, 2015 | Feb 17, 2015 |
| № 2269 | N07 | W20 | 03 | 0030 | Beta | Jan 26, 2015 | Feb 2, 2015 | Feb 16, 2015 |
| № 2268 | S11 | E24 | 16 | 0430 | Beta-Gamma | Jan 30, 2015 | Feb 5, 2015 | Feb 19, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to January 2015. The gray background is the average SSN index.
