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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 11, 2012. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1478 | S24 | E57 | 01 | 0090 | Alpha | May 16, 2012 | May 23, 2012 | Jun 6, 2012 |
| № 1477 | S22 | E49 | 01 | 0100 | Alpha | May 16, 2012 | May 23, 2012 | Jun 5, 2012 |
| № 1476 | N12 | E10 | 50 | 1040 | Beta-Gamma-Delta | May 13, 2012 | May 19, 2012 | Jun 2, 2012 |
| № 1471 | S22 | W89 | 01 | 0090 | Alpha | May 5, 2012 | May 12, 2012 | May 26, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to May 2012. The gray background is the average SSN index.
