Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 7, 2010. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1061 | N14 | W24 | 06 | 0110 | Beta | Apr 6, 2010 | Apr 13, 2010 | Apr 27, 2010 |
| № 1060 | N26 | E32 | 03 | 0030 | Beta | Apr 10, 2010 | Apr 17, 2010 | May 1, 2010 |
| № 1059 | S25 | W51 | 02 | 0010 | Alpha | Apr 4, 2010 | Apr 11, 2010 | Apr 25, 2010 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1981 to April 2010. The gray background is the average SSN index.
