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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1449 | S18 | W15 | 04 | 0020 | Beta | Mar 30, 2012 | Apr 6, 2012 | Apr 19, 2012 |
| № 1448 | S17 | E43 | 02 | 0030 | Beta | Apr 3, 2012 | Apr 10, 2012 | Apr 24, 2012 |
| № 1447 | S24 | W77 | 02 | 0010 | Alpha | Mar 25, 2012 | Apr 1, 2012 | Apr 15, 2012 |
| № 1445 | S23 | E02 | 09 | 0220 | Beta | Mar 31, 2012 | Apr 7, 2012 | Apr 21, 2012 |
| № 1443 | N12 | W26 | 02 | 0010 | Beta | Mar 29, 2012 | Apr 5, 2012 | Apr 18, 2012 |
| № 1442 | N13 | W39 | 07 | 0050 | Beta | Mar 28, 2012 | Apr 4, 2012 | Apr 17, 2012 |
| № 1438 | S14 | W49 | 04 | 0030 | Beta | 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.
