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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 19, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1436 | S14 | E36 | 01 | 0000 | Beta | Mar 23, 2012 | Mar 30, 2012 | Apr 12, 2012 |
| № 1435 | S25 | W50 | 07 | 0150 | Beta | Mar 16, 2012 | Mar 23, 2012 | Apr 6, 2012 |
| № 1434 | S20 | W40 | 05 | 0050 | Beta | Mar 17, 2012 | Mar 24, 2012 | Apr 7, 2012 |
| № 1433 | N08 | W29 | 01 | 0060 | Alpha | Mar 18, 2012 | Mar 25, 2012 | Apr 7, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to March 2012. The gray background is the average SSN index.
