Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 2, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1736 | S07 | E34 | 04 | 0010 | Beta | May 6, 2013 | May 12, 2013 | May 26, 2013 |
| № 1735 | S17 | W76 | 01 | 0010 | Alpha | Apr 27, 2013 | May 4, 2013 | May 18, 2013 |
| № 1734 | S19 | E37 | 06 | 0550 | Beta | May 6, 2013 | May 13, 2013 | May 26, 2013 |
| № 1733 | S17 | W84 | 01 | 0010 | Alpha | Apr 27, 2013 | May 3, 2013 | May 17, 2013 |
| № 1732 | S17 | E12 | 10 | 0180 | Beta | May 4, 2013 | May 11, 2013 | May 24, 2013 |
| № 1731 | N09 | W17 | 36 | 0350 | Beta-Gamma-Delta | May 2, 2013 | May 9, 2013 | May 22, 2013 |
| № 1730 | S18 | W48 | 12 | 0100 | Beta-Gamma-Delta | Apr 29, 2013 | May 6, 2013 | May 20, 2013 |
| № 1728 | N19 | W44 | 01 | 0010 | Alpha | Apr 30, 2013 | May 7, 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.
