Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 2586 | N08 | W03 | 02 | 0010 | Beta | Sep 3, 2016 | Sep 10, 2016 | Sep 23, 2016 |
| № 2585 | N07 | E56 | 08 | 0520 | Beta | Sep 7, 2016 | Sep 14, 2016 | Sep 28, 2016 |
| № 2584 | S08 | E41 | 02 | 0010 | Beta | Sep 6, 2016 | Sep 13, 2016 | Sep 26, 2016 |
| № 2581 | N12 | W64 | 01 | 0130 | Alpha | Aug 29, 2016 | Sep 5, 2016 | Sep 19, 2016 |
| № 2580 | S16 | W71 | 03 | 0060 | Beta | Aug 29, 2016 | Sep 4, 2016 | Sep 18, 2016 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1987, January to 2016, September. Gray background - average solar cycle.

