Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 28, 2016. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2490 | S17 | E41 | 04 | 0020 | Beta | Feb 1, 2016 | Feb 8, 2016 | Feb 22, 2016 |
| № 2489 | N10 | E27 | 15 | 0250 | Beta | Jan 31, 2016 | Feb 7, 2016 | Feb 20, 2016 |
| № 2488 | N03 | W41 | 14 | 0220 | Beta | Jan 26, 2016 | Feb 2, 2016 | Feb 15, 2016 |
| № 2487 | S12 | W63 | 02 | 0010 | Alpha | Jan 24, 2016 | Jan 31, 2016 | Feb 14, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to January 2016. The gray background is the average SSN index.
