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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 11, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1544 | S29 | W18 | 06 | 0080 | Beta | Aug 10, 2012 | Aug 17, 2012 | Sep 1, 2012 |
| № 1543 | N21 | E35 | 04 | 0250 | Beta | Aug 15, 2012 | Aug 21, 2012 | Sep 4, 2012 |
| № 1542 | S16 | E26 | 10 | 0130 | Beta | Aug 14, 2012 | Aug 21, 2012 | Sep 3, 2012 |
| № 1540 | S26 | W32 | 07 | 0110 | Beta | Aug 9, 2012 | Aug 16, 2012 | Aug 30, 2012 |
| № 1538 | S23 | W58 | 06 | 0110 | Beta | Aug 7, 2012 | Aug 14, 2012 | Aug 28, 2012 |
| № 1537 | N13 | W53 | 01 | 0020 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 28, 2012 |
| № 1535 | N18 | W79 | 01 | 0090 | Alpha | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to August 2012. The gray background is the average SSN index.
