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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 1, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1538 | S23 | E70 | 02 | 0030 | Beta | Aug 7, 2012 | Aug 14, 2012 | Aug 28, 2012 |
| № 1537 | N12 | E78 | 01 | 0010 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 28, 2012 |
| № 1536 | S22 | E15 | 06 | 0090 | Beta | Aug 3, 2012 | Aug 10, 2012 | Aug 24, 2012 |
| № 1535 | N18 | E53 | 08 | 0130 | Beta-Gamma | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
| № 1532 | S19 | E03 | 15 | 0310 | Beta | Aug 2, 2012 | Aug 9, 2012 | Aug 23, 2012 |
| № 1530 | S18 | W25 | 01 | 0150 | Alpha | Jul 31, 2012 | Aug 7, 2012 | Aug 21, 2012 |
| № 1529 | S11 | W35 | 01 | 0060 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 20, 2012 |
| № 1528 | N17 | W40 | 02 | 0010 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 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.
