Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 14, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1457 | N22 | E43 | 04 | 0010 | Beta | Apr 18, 2012 | Apr 25, 2012 | May 9, 2012 |
| № 1455 | N07 | W17 | 15 | 0130 | Beta-Gamma | Apr 14, 2012 | Apr 20, 2012 | May 4, 2012 |
| № 1454 | S12 | E28 | 01 | 0010 | Alpha | Apr 17, 2012 | Apr 24, 2012 | May 7, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to April 2012. The gray background is the average SSN index.
