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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1413 | N08 | E22 | 11 | 0080 | Beta | Feb 3, 2012 | Feb 9, 2012 | Feb 23, 2012 |
| № 1412 | S16 | W53 | 02 | 0010 | Alpha | Jan 28, 2012 | Feb 4, 2012 | Feb 17, 2012 |
| № 1411 | S27 | W16 | 06 | 0010 | Beta | Jan 31, 2012 | Feb 7, 2012 | Feb 21, 2012 |
| № 1410 | N20 | E20 | 04 | 0170 | Alpha | Feb 3, 2012 | Feb 9, 2012 | Feb 23, 2012 |
| № 1408 | N08 | W50 | 03 | 0060 | Alpha | Jan 28, 2012 | Feb 4, 2012 | Feb 18, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to January 2012. The gray background is the average SSN index.
