Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 8, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1567 | N17 | E56 | 02 | 0010 | Beta | Sep 13, 2012 | Sep 20, 2012 | Oct 4, 2012 |
| № 1566 | N23 | E26 | 02 | 0070 | Beta | Sep 11, 2012 | Sep 18, 2012 | Oct 2, 2012 |
| № 1565 | N11 | W32 | 03 | 0010 | Alpha | Sep 7, 2012 | Sep 13, 2012 | Sep 27, 2012 |
| № 1564 | S13 | W28 | 35 | 0200 | Beta | Sep 7, 2012 | Sep 14, 2012 | Sep 27, 2012 |
| № 1562 | S20 | W63 | 06 | 0340 | Beta | Sep 4, 2012 | Sep 11, 2012 | Sep 25, 2012 |
| № 1560 | N05 | W89 | 02 | 0010 | Beta | Sep 2, 2012 | Sep 9, 2012 | Sep 23, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to September 2012. The gray background is the average SSN index.
