Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 17, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2166 | N12 | E15 | 07 | 0030 | Beta-Gamma | Sep 19, 2014 | Sep 26, 2014 | Oct 9, 2014 |
| № 2165 | S08 | W01 | 03 | 0010 | Beta | Sep 18, 2014 | Sep 25, 2014 | Oct 8, 2014 |
| № 2164 | S13 | W38 | 05 | 0080 | Beta | Sep 15, 2014 | Sep 22, 2014 | Oct 5, 2014 |
| № 2163 | S15 | W56 | 03 | 0010 | Beta | Sep 14, 2014 | Sep 20, 2014 | Oct 4, 2014 |
| № 2158 | N16 | W79 | 02 | 0110 | Beta-Gamma | Sep 12, 2014 | Sep 19, 2014 | Oct 2, 2014 |
| № 2157 | S15 | W86 | 05 | 0050 | Beta | Sep 11, 2014 | Sep 18, 2014 | Oct 2, 2014 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to September 2014. The gray background is the average SSN index.
