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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 27, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1445 | S23 | E42 | 07 | 0210 | Beta | Mar 31, 2012 | Apr 7, 2012 | Apr 21, 2012 |
| № 1444 | N21 | W02 | 05 | 0040 | Beta | Mar 28, 2012 | Apr 4, 2012 | Apr 17, 2012 |
| № 1442 | N12 | E01 | 03 | 0030 | Beta | Mar 28, 2012 | Apr 4, 2012 | Apr 17, 2012 |
| № 1438 | S13 | W08 | 01 | 0020 | Alpha | Mar 27, 2012 | Apr 3, 2012 | Apr 17, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to March 2012. The gray background is the average SSN index.
