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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 3, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1734 | S19 | E25 | 06 | 0550 | Beta | May 6, 2013 | May 13, 2013 | May 26, 2013 |
| № 1732 | S17 | W00 | 07 | 0160 | Beta | May 4, 2013 | May 11, 2013 | May 24, 2013 |
| № 1731 | N09 | W29 | 33 | 0320 | Beta-Gamma-Delta | May 2, 2013 | May 8, 2013 | May 22, 2013 |
| № 1730 | S18 | W60 | 05 | 0070 | Beta | Apr 29, 2013 | May 6, 2013 | May 20, 2013 |
| № 1728 | N19 | W56 | 01 | 0010 | Alpha | Apr 30, 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.
