Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1810 | S26 | E22 | 02 | 0030 | Alpha | Aug 8, 2013 | Aug 15, 2013 | Aug 29, 2013 |
| № 1809 | N12 | E16 | 10 | 0080 | Beta | Aug 7, 2013 | Aug 14, 2013 | Aug 27, 2013 |
| № 1808 | N14 | W24 | 05 | 0060 | Beta | Aug 4, 2013 | Aug 11, 2013 | Aug 24, 2013 |
| № 1806 | S15 | W44 | 07 | 0100 | Beta | Aug 3, 2013 | Aug 9, 2013 | Aug 23, 2013 |
| № 1801 | N21 | W86 | 01 | 0060 | Alpha | Jul 30, 2013 | Aug 6, 2013 | Aug 20, 2013 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1984, January to 2013, August. Gray background - average solar cycle.
