Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 5, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1740 | S20 | E66 | 01 | 0030 | Alpha | May 11, 2013 | May 18, 2013 | Jun 1, 2013 |
| № 1739 | N13 | E59 | 05 | 0110 | Beta-Gamma | May 10, 2013 | May 17, 2013 | May 31, 2013 |
| № 1738 | N15 | E49 | 02 | 0010 | Beta | May 10, 2013 | May 16, 2013 | May 30, 2013 |
| № 1737 | N16 | E23 | 01 | 0010 | Alpha | May 8, 2013 | May 14, 2013 | May 28, 2013 |
| № 1734 | S17 | E06 | 22 | 0590 | Beta-Gamma | May 6, 2013 | May 13, 2013 | May 27, 2013 |
| № 1732 | S17 | W20 | 12 | 0150 | Beta | May 4, 2013 | May 11, 2013 | May 25, 2013 |
| № 1731 | N10 | W54 | 20 | 0090 | Beta-Gamma | May 2, 2013 | May 9, 2013 | May 22, 2013 |
| № 1730 | S16 | W91 | 01 | 0080 | Alpha | Apr 29, 2013 | May 6, 2013 | May 19, 2013 |
| № 1728 | N20 | W83 | 02 | 0010 | Beta | Apr 29, 2013 | May 6, 2013 | May 20, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to May 2013. The gray background is the average SSN index.
