Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 10, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1744 | N05 | E61 | 05 | 0030 | Beta | May 16, 2013 | May 22, 2013 | Jun 5, 2013 |
| № 1743 | N24 | E55 | 02 | 0030 | Alpha | May 15, 2013 | May 22, 2013 | Jun 5, 2013 |
| № 1742 | N30 | E49 | 12 | 0050 | Beta | May 15, 2013 | May 22, 2013 | Jun 5, 2013 |
| № 1741 | S20 | E19 | 01 | 0005 | Alpha | May 12, 2013 | May 19, 2013 | Jun 2, 2013 |
| № 1739 | N12 | W09 | 08 | 0060 | Beta | May 10, 2013 | May 17, 2013 | May 31, 2013 |
| № 1738 | N15 | W21 | 08 | 0050 | Beta | May 9, 2013 | May 16, 2013 | May 30, 2013 |
| № 1736 | S08 | W78 | 12 | 0240 | Beta-Gamma | May 5, 2013 | May 12, 2013 | May 25, 2013 |
| № 1734 | S18 | W64 | 13 | 0400 | Alpha | May 6, 2013 | May 13, 2013 | May 27, 2013 |
| № 1732 | S17 | W90 | 03 | 0080 | Beta | May 4, 2013 | May 11, 2013 | May 25, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to May 2013. The gray background is the average SSN index.
