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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 25, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1424 | N09 | E68 | 01 | 0030 | Alpha | Mar 2, 2012 | Mar 9, 2012 | Mar 22, 2012 |
| № 1423 | N18 | E56 | 01 | 0110 | Alpha | Mar 1, 2012 | Mar 8, 2012 | Mar 22, 2012 |
| № 1422 | N15 | W65 | 04 | 0150 | Beta | Feb 21, 2012 | Feb 28, 2012 | Mar 13, 2012 |
| № 1420 | N11 | W85 | 01 | 0010 | Alpha | Feb 20, 2012 | Feb 26, 2012 | Mar 11, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to February 2012. The gray background is the average SSN index.
