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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 20, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1903 | S10 | E48 | 02 | 0130 | Alpha | Nov 25, 2013 | Dec 1, 2013 | Dec 15, 2013 |
| № 1900 | S21 | W79 | 07 | 0100 | Beta | Nov 15, 2013 | Nov 22, 2013 | Dec 6, 2013 |
| № 1899 | N05 | W16 | 08 | 0610 | Beta | Nov 20, 2013 | Nov 27, 2013 | Dec 10, 2013 |
| № 1897 | S18 | W41 | 10 | 0070 | Beta-Gamma | Nov 18, 2013 | Nov 25, 2013 | Dec 8, 2013 |
| № 1896 | N12 | W46 | 01 | 0160 | Alpha | Nov 18, 2013 | Nov 24, 2013 | Dec 8, 2013 |
| № 1895 | S17 | W55 | 01 | 0040 | Alpha | Nov 17, 2013 | Nov 24, 2013 | Dec 7, 2013 |
| № 1893 | S13 | W77 | 14 | 0430 | Beta-Delta | Nov 15, 2013 | Nov 22, 2013 | Dec 6, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to November 2013. The gray background is the average SSN index.
