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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 22, 2013. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1660 | N12 | W15 | 15 | 0100 | Beta-Gamma | Jan 22, 2013 | Jan 29, 2013 | Feb 11, 2013 |
| № 1658 | S12 | W46 | 01 | 0070 | Alpha | Jan 20, 2013 | Jan 26, 2013 | Feb 9, 2013 |
| № 1654 | N09 | W88 | 04 | 0010 | Beta | Jan 16, 2013 | Jan 23, 2013 | Feb 6, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to January 2013. The gray background is the average SSN index.
