Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 25, 2011. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1259 | N25 | W10 | 03 | 0010 | Beta | Jul 25, 2011 | Aug 1, 2011 | Aug 15, 2011 |
| № 1254 | S23 | W67 | 02 | 0010 | Alpha | Jul 21, 2011 | Jul 28, 2011 | Aug 11, 2011 |
| № 1251 | N17 | W98 | 01 | 0010 | Alpha | Jul 19, 2011 | Jul 25, 2011 | Aug 8, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to July 2011. The gray background is the average SSN index.
