Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1392 | N20 | E11 | 03 | 0010 | Beta | Jan 6, 2012 | Jan 13, 2012 | Jan 26, 2012 |
| № 1391 | N12 | E67 | 01 | 0240 | Alpha | Jan 10, 2012 | Jan 17, 2012 | Jan 30, 2012 |
| № 1390 | N10 | W40 | 09 | 0030 | Beta | Jan 2, 2012 | Jan 9, 2012 | Jan 22, 2012 |
| № 1389 | S22 | W02 | 20 | 0240 | Beta | Jan 5, 2012 | Jan 12, 2012 | Jan 25, 2012 |
| № 1388 | S23 | W22 | 01 | 0060 | Alpha | Jan 3, 2012 | Jan 10, 2012 | Jan 24, 2012 |
| № 1386 | S18 | W67 | 01 | 0070 | Alpha | Dec 31, 2011 | Jan 7, 2012 | Jan 20, 2012 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1983 to January 2012. The gray background is the average SSN index.
