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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 19, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1752 | N18 | W50 | 04 | 0020 | Beta | May 16, 2013 | May 23, 2013 | Jun 6, 2013 |
| № 1750 | S09 | W52 | 09 | 0080 | Beta | May 16, 2013 | May 23, 2013 | Jun 5, 2013 |
| № 1749 | S22 | W76 | 03 | 0010 | Beta | May 14, 2013 | May 21, 2013 | Jun 4, 2013 |
| № 1748 | N12 | E13 | 12 | 0140 | Beta-Delta | May 21, 2013 | May 28, 2013 | Jun 10, 2013 |
| № 1747 | S18 | W29 | 06 | 0040 | Beta | May 18, 2013 | May 24, 2013 | Jun 7, 2013 |
| № 1746 | S27 | W24 | 04 | 0120 | Beta | May 18, 2013 | May 25, 2013 | Jun 8, 2013 |
| № 1745 | N14 | W25 | 11 | 0210 | Beta | May 18, 2013 | May 25, 2013 | Jun 7, 2013 |
| № 1744 | N06 | W52 | 05 | 0070 | Beta | May 16, 2013 | May 23, 2013 | Jun 5, 2013 |
| № 1743 | N20 | W67 | 02 | 0010 | Alpha | May 15, 2013 | May 22, 2013 | Jun 4, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to May 2013. The gray background is the average SSN index.
