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) | |
|---|---|---|---|---|---|---|---|---|
| № 1255 | N17 | E46 | 03 | 0010 | Alpha | Jul 19, 2011 | Jul 26, 2011 | Aug 9, 2011 |
| № 1254 | S22 | E60 | 01 | 0030 | Beta | Jul 21, 2011 | Jul 27, 2011 | Aug 10, 2011 |
| № 1252 | N25 | E57 | 02 | 0020 | Alpha | Jul 20, 2011 | Jul 27, 2011 | Aug 10, 2011 |
| № 1251 | N17 | E31 | 02 | 0100 | Alpha | Jul 18, 2011 | Jul 25, 2011 | Aug 8, 2011 |
| № 1250 | S27 | W06 | 10 | 0100 | Beta | Jul 15, 2011 | Jul 22, 2011 | Aug 5, 2011 |
| № 1245 | N14 | W35 | 01 | 0005 | Alpha | Jul 13, 2011 | Jul 20, 2011 | Aug 3, 2011 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1982, January to 2011, July. Gray background - average solar cycle.
