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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 13, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1867 | N23 | W18 | 06 | 0030 | Beta | Oct 12, 2013 | Oct 19, 2013 | Nov 2, 2013 |
| № 1865 | S22 | E21 | 20 | 0200 | Beta-Gamma-Delta | Oct 15, 2013 | Oct 22, 2013 | Nov 5, 2013 |
| № 1864 | S23 | E09 | 02 | 0060 | Alpha | Oct 15, 2013 | Oct 21, 2013 | Nov 4, 2013 |
| № 1863 | S18 | W34 | 03 | 0010 | Beta | Oct 11, 2013 | Oct 18, 2013 | Nov 1, 2013 |
| № 1861 | S09 | W03 | 14 | 0380 | Beta-Gamma | Oct 14, 2013 | Oct 20, 2013 | Nov 3, 2013 |
| № 1857 | S08 | W63 | 01 | 0080 | Alpha | Oct 9, 2013 | Oct 16, 2013 | Oct 29, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to October 2013. The gray background is the average SSN index.
