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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1226 | S19 | E67 | 09 | 0270 | Beta-Delta | Jun 4, 2011 | Jun 11, 2011 | Jun 25, 2011 |
| № 1225 | N17 | E45 | 01 | 0060 | Alpha | Jun 2, 2011 | Jun 9, 2011 | Jun 23, 2011 |
| № 1224 | N20 | W26 | 14 | 0130 | Beta | May 28, 2011 | Jun 4, 2011 | Jun 18, 2011 |
| № 1223 | S16 | W10 | 05 | 0020 | Beta | May 29, 2011 | Jun 5, 2011 | Jun 19, 2011 |
| № 1222 | N16 | W64 | 01 | 0000 | Alpha | May 25, 2011 | Jun 1, 2011 | Jun 15, 2011 |
| № 1216 | S16 | W88 | 01 | 0060 | Alpha | May 23, 2011 | May 30, 2011 | Jun 13, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to May 2011. The gray background is the average SSN index.
