Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 5, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2411 | N14 | E66 | 01 | 0010 | Alpha | Sep 11, 2015 | Sep 18, 2015 | Oct 1, 2015 |
| № 2410 | S19 | E11 | 03 | 0020 | Beta | Sep 7, 2015 | Sep 14, 2015 | Sep 27, 2015 |
| № 2409 | N06 | E13 | 02 | 0030 | Beta | Sep 7, 2015 | Sep 14, 2015 | Sep 27, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to September 2015. The gray background is the average SSN index.
