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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 1, 2010. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1111 | N24 | E44 | 01 | 0010 | Alpha | Oct 5, 2010 | Oct 12, 2010 | Oct 26, 2010 |
| № 1110 | N19 | W58 | 03 | 0030 | Beta | Sep 27, 2010 | Oct 4, 2010 | Oct 18, 2010 |
| № 1109 | N21 | W37 | 11 | 0240 | Beta | Sep 29, 2010 | Oct 6, 2010 | Oct 20, 2010 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1981 to October 2010. The gray background is the average SSN index.
