Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 30, 2012. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1560 | N04 | E38 | 06 | 0040 | Beta | Sep 3, 2012 | Sep 9, 2012 | Sep 23, 2012 |
| № 1559 | N17 | E51 | 02 | 0030 | Alpha | Sep 4, 2012 | Sep 11, 2012 | Sep 24, 2012 |
| № 1558 | N13 | E53 | 01 | 0010 | Alpha | Sep 4, 2012 | Sep 11, 2012 | Sep 24, 2012 |
| № 1555 | N08 | E17 | 15 | 0100 | Beta | Sep 1, 2012 | Sep 8, 2012 | Sep 21, 2012 |
| № 1554 | N17 | W52 | 06 | 0050 | Beta | Aug 27, 2012 | Sep 3, 2012 | Sep 16, 2012 |
| № 1553 | S21 | W18 | 05 | 0130 | Beta | Aug 29, 2012 | Sep 5, 2012 | Sep 19, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to August 2012. The gray background is the average SSN index.
