Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 12, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1434 | S22 | E60 | 04 | 0090 | Beta | Mar 17, 2012 | Mar 24, 2012 | Apr 7, 2012 |
| № 1433 | N12 | E65 | 03 | 0150 | Beta | Mar 18, 2012 | Mar 25, 2012 | Apr 7, 2012 |
| № 1432 | N16 | E42 | 05 | 0050 | Beta | Mar 16, 2012 | Mar 23, 2012 | Apr 6, 2012 |
| № 1430 | N20 | W52 | 06 | 0100 | Beta | Mar 9, 2012 | Mar 16, 2012 | Mar 30, 2012 |
| № 1429 | N18 | W36 | 22 | 0840 | Beta-Gamma-Delta | Mar 10, 2012 | Mar 17, 2012 | Mar 31, 2012 |
| № 1428 | S15 | W58 | 03 | 0030 | Beta | Mar 8, 2012 | Mar 15, 2012 | Mar 29, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to March 2012. The gray background is the average SSN index.
