Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 12, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2591 | N05 | E04 | 07 | 0025 | Beta | Sep 13, 2016 | Sep 20, 2016 | Oct 4, 2016 |
| № 2589 | N15 | W27 | 08 | 0070 | Beta | Sep 11, 2016 | Sep 18, 2016 | Oct 1, 2016 |
| № 2588 | N11 | W64 | 01 | 0005 | Alpha | Sep 8, 2016 | Sep 15, 2016 | Sep 28, 2016 |
| № 2585 | N08 | W77 | 07 | 0240 | Beta | Sep 7, 2016 | Sep 14, 2016 | Sep 27, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to September 2016. The gray background is the average SSN index.
