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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 24, 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 | E04 | 03 | 0040 | Beta | Jul 25, 2011 | Aug 1, 2011 | Aug 15, 2011 |
| № 1254 | S23 | W52 | 07 | 0060 | Beta | Jul 21, 2011 | Jul 28, 2011 | Aug 11, 2011 |
| № 1251 | N17 | W86 | 01 | 0060 | Alpha | Jul 18, 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.
