Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 12, 2014. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2165 | S08 | E65 | 03 | 0020 | Beta | Sep 18, 2014 | Sep 25, 2014 | Oct 8, 2014 |
| № 2164 | S13 | E30 | 02 | 0020 | Beta | Sep 15, 2014 | Sep 22, 2014 | Oct 6, 2014 |
| № 2163 | S17 | E12 | 02 | 0050 | Beta | Sep 14, 2014 | Sep 21, 2014 | Oct 4, 2014 |
| № 2162 | N10 | W69 | 02 | 0010 | Beta | Sep 8, 2014 | Sep 14, 2014 | Sep 28, 2014 |
| № 2161 | S12 | W77 | 01 | 0030 | Alpha | Sep 7, 2014 | Sep 14, 2014 | Sep 27, 2014 |
| № 2159 | S21 | W07 | 02 | 0010 | Alpha | Sep 12, 2014 | Sep 19, 2014 | Oct 3, 2014 |
| № 2158 | N16 | W10 | 23 | 0440 | Beta-Gamma | Sep 12, 2014 | Sep 19, 2014 | Oct 3, 2014 |
| № 2157 | S14 | W22 | 34 | 0260 | Beta-Gamma-Delta | Sep 11, 2014 | Sep 18, 2014 | Oct 2, 2014 |
| № 2155 | S19 | W32 | 05 | 0030 | Beta | Sep 10, 2014 | Sep 17, 2014 | Oct 1, 2014 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to September 2014. The gray background is the average SSN index.
