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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1533 | S28 | E20 | 05 | 0040 | Beta | Jul 30, 2012 | Aug 6, 2012 | Aug 21, 2012 |
| № 1532 | S20 | E55 | 03 | 0060 | Beta | Aug 2, 2012 | Aug 9, 2012 | Aug 23, 2012 |
| № 1531 | N15 | W71 | 03 | 0010 | Beta | Jul 23, 2012 | Jul 30, 2012 | Aug 13, 2012 |
| № 1530 | S19 | E30 | 03 | 0130 | Beta | Jul 31, 2012 | Aug 7, 2012 | Aug 21, 2012 |
| № 1529 | S11 | E18 | 02 | 0080 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 20, 2012 |
| № 1528 | N17 | E13 | 02 | 0030 | Alpha | Jul 30, 2012 | Aug 6, 2012 | Aug 19, 2012 |
| № 1526 | S17 | W26 | 03 | 0020 | Beta | Jul 27, 2012 | Aug 3, 2012 | Aug 16, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to July 2012. The gray background is the average SSN index.
