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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 3, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1539 | S22 | E62 | 04 | 0030 | Beta | Aug 9, 2012 | Aug 16, 2012 | Aug 29, 2012 |
| № 1538 | S23 | E45 | 07 | 0220 | Beta | Aug 7, 2012 | Aug 14, 2012 | Aug 28, 2012 |
| № 1537 | N12 | E52 | 01 | 0050 | Alpha | Aug 8, 2012 | Aug 15, 2012 | Aug 28, 2012 |
| № 1536 | S23 | W11 | 06 | 0070 | Beta | Aug 3, 2012 | Aug 10, 2012 | Aug 24, 2012 |
| № 1535 | N17 | E26 | 10 | 0120 | Beta-Gamma | Aug 6, 2012 | Aug 13, 2012 | Aug 26, 2012 |
| № 1532 | S18 | W26 | 05 | 0230 | Beta | Aug 2, 2012 | Aug 9, 2012 | Aug 22, 2012 |
| № 1530 | S19 | W51 | 01 | 0120 | Alpha | Jul 31, 2012 | Aug 7, 2012 | Aug 21, 2012 |
| № 1529 | S11 | W60 | 01 | 0030 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 20, 2012 |
| № 1528 | N17 | W68 | 01 | 0020 | 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.
