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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2178 | S01 | E76 | 01 | 0030 | Alpha | Oct 5, 2014 | Oct 11, 2014 | Oct 25, 2014 |
| № 2177 | N11 | E57 | 07 | 0110 | Beta | Oct 3, 2014 | Oct 10, 2014 | Oct 24, 2014 |
| № 2175 | N15 | W37 | 19 | 0360 | Beta-Gamma-Delta | Sep 26, 2014 | Oct 3, 2014 | Oct 17, 2014 |
| № 2173 | S17 | W25 | 23 | 0130 | Beta | Sep 27, 2014 | Oct 4, 2014 | Oct 18, 2014 |
| № 2172 | S11 | W16 | 40 | 0460 | Beta-Gamma | Sep 28, 2014 | Oct 5, 2014 | Oct 18, 2014 |
| № 2171 | S10 | W40 | 09 | 0090 | Beta | Sep 26, 2014 | Oct 3, 2014 | Oct 16, 2014 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1985 to September 2014. The gray background is the average SSN index.
