Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2404 | N14 | W01 | 03 | 0020 | Beta | Aug 24, 2015 | Aug 31, 2015 | Sep 13, 2015 |
| № 2403 | S14 | E09 | 49 | 0400 | Beta-Gamma-Delta | Aug 25, 2015 | Sep 1, 2015 | Sep 14, 2015 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1986 to August 2015. The gray background is the average SSN index.
