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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 26, 2011. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1196 | S26 | E12 | 04 | 0010 | Beta | Apr 28, 2011 | May 5, 2011 | May 19, 2011 |
| № 1195 | S16 | W11 | 25 | 0400 | Beta | Apr 26, 2011 | May 3, 2011 | May 17, 2011 |
| № 1193 | N16 | W83 | 08 | 0270 | Beta | Apr 21, 2011 | Apr 27, 2011 | May 11, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to April 2011. The gray background is the average SSN index.
