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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1542 | S13 | E77 | 02 | 0020 | Alpha | Aug 14, 2012 | Aug 20, 2012 | Sep 3, 2012 |
| № 1541 | S17 | E26 | 01 | 0010 | Alpha | Aug 10, 2012 | Aug 17, 2012 | Aug 30, 2012 |
| № 1540 | S27 | E19 | 13 | 0100 | Beta | Aug 9, 2012 | Aug 16, 2012 | Aug 30, 2012 |
| № 1539 | S23 | E06 | 01 | 0000 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 29, 2012 |
| № 1538 | S22 | W09 | 05 | 0130 | Beta | Aug 7, 2012 | Aug 14, 2012 | Aug 28, 2012 |
| № 1537 | N13 | W02 | 01 | 0040 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 28, 2012 |
| № 1535 | N19 | W27 | 04 | 0080 | Beta | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
| № 1532 | S19 | W78 | 01 | 0150 | Alpha | Aug 2, 2012 | Aug 9, 2012 | Aug 23, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to August 2012. The gray background is the average SSN index.
