Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 17, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2578 | N08 | E51 | 03 | 0020 | Beta | Aug 22, 2016 | Aug 28, 2016 | Sep 11, 2016 |
| № 2577 | N04 | W32 | 03 | 0010 | Beta | Aug 15, 2016 | Aug 22, 2016 | Sep 5, 2016 |
| № 2576 | S12 | W27 | 03 | 0070 | Alpha | Aug 16, 2016 | Aug 23, 2016 | Sep 5, 2016 |
| № 2575 | N14 | W38 | 03 | 0010 | Beta | Aug 15, 2016 | Aug 22, 2016 | Sep 4, 2016 |
| № 2574 | N05 | W41 | 04 | 0110 | Alpha | Aug 15, 2016 | Aug 22, 2016 | Sep 4, 2016 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1987 to August 2016. The gray background is the average SSN index.
