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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 19, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1800 | S10 | E65 | 01 | 0030 | Alpha | Jul 25, 2013 | Aug 1, 2013 | Aug 14, 2013 |
| № 1799 | S18 | E60 | 01 | 0010 | Alpha | Jul 24, 2013 | Jul 31, 2013 | Aug 14, 2013 |
| № 1798 | S12 | E44 | 02 | 0010 | Beta | Jul 23, 2013 | Jul 30, 2013 | Aug 13, 2013 |
| № 1797 | S19 | W00 | 04 | 0010 | Beta | Jul 20, 2013 | Jul 27, 2013 | Aug 9, 2013 |
| № 1796 | S12 | W51 | 06 | 0040 | Beta | Jul 16, 2013 | Jul 23, 2013 | Aug 5, 2013 |
| № 1793 | N20 | E26 | 18 | 0310 | Beta-Gamma | Jul 22, 2013 | Jul 29, 2013 | Aug 12, 2013 |
| № 1791 | S14 | W32 | 10 | 0030 | Beta | Jul 17, 2013 | Jul 24, 2013 | Aug 7, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to July 2013. The gray background is the average SSN index.
