Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1409 | N19 | E42 | 03 | 0010 | Beta | Jan 27, 2012 | Feb 3, 2012 | Feb 17, 2012 |
| № 1408 | N08 | E59 | 02 | 0070 | Alpha | Jan 28, 2012 | Feb 4, 2012 | Feb 18, 2012 |
| № 1407 | N17 | W39 | 08 | 0070 | Beta | Jan 21, 2012 | Jan 28, 2012 | Feb 10, 2012 |
| № 1405 | N12 | W11 | 01 | 0010 | Alpha | Jan 23, 2012 | Jan 30, 2012 | Feb 12, 2012 |
| № 1402 | N29 | W21 | 08 | 0370 | Beta | Jan 22, 2012 | Jan 29, 2012 | Feb 12, 2012 |
| № 1401 | N16 | W24 | 21 | 0260 | Beta-Gamma | Jan 22, 2012 | Jan 29, 2012 | Feb 12, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to January 2012. The gray background is the average SSN index.
