Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 3, 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 | W18 | 24 | 0100 | Beta | Feb 2, 2012 | Feb 9, 2012 | Feb 23, 2012 |
| № 1411 | S28 | W53 | 07 | 0010 | Beta | Jan 31, 2012 | Feb 7, 2012 | Feb 21, 2012 |
| № 1410 | N18 | W12 | 13 | 0240 | Beta | Feb 3, 2012 | Feb 10, 2012 | Feb 24, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to February 2012. The gray background is the average SSN index.
