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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 2, 2013. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1855 | S14 | E03 | 17 | 0080 | Beta | Oct 3, 2013 | Oct 10, 2013 | Oct 24, 2013 |
| № 1854 | N05 | E21 | 01 | 0010 | Alpha | Oct 4, 2013 | Oct 11, 2013 | Oct 25, 2013 |
| № 1850 | N08 | W83 | 01 | 0030 | Alpha | Sep 27, 2013 | Oct 3, 2013 | Oct 17, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to October 2013. The gray background is the average SSN index.
