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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 2, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1203 | N19 | E40 | 03 | 0160 | Beta | May 6, 2011 | May 13, 2011 | May 27, 2011 |
| № 1200 | S18 | W21 | 08 | 0010 | Beta | May 1, 2011 | May 8, 2011 | May 22, 2011 |
| № 1199 | N18 | W84 | 05 | 0210 | Beta | Apr 26, 2011 | May 3, 2011 | May 17, 2011 |
| № 1195 | S16 | W91 | 01 | 0120 | Alpha | Apr 26, 2011 | May 3, 2011 | May 16, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to May 2011. The gray background is the average SSN index.
