Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1787 | S14 | E71 | 03 | 0060 | Beta | Jul 10, 2013 | Jul 17, 2013 | Jul 31, 2013 |
| № 1786 | S31 | E04 | 01 | 0010 | Alpha | Jul 5, 2013 | Jul 12, 2013 | Jul 27, 2013 |
| № 1785 | S11 | E50 | 20 | 0570 | Beta-Gamma | Jul 9, 2013 | Jul 15, 2013 | Jul 29, 2013 |
| № 1784 | S15 | E07 | 04 | 0020 | Beta | Jul 5, 2013 | Jul 12, 2013 | Jul 26, 2013 |
| № 1781 | N21 | W68 | 05 | 0030 | Beta | Jun 30, 2013 | Jul 7, 2013 | Jul 20, 2013 |
| № 1780 | S13 | W88 | 01 | 0010 | Alpha | Jun 28, 2013 | Jul 5, 2013 | Jul 19, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to July 2013. The gray background is the average SSN index.
