Sunspots and active regions — January 30, 2013
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 1666 | S23 | E64 | 01 | 0010 | Alpha | Feb 5, 2013 | Feb 12, 2013 | Feb 26, 2013 |
| № 1665 | N12 | E64 | 01 | 0220 | Alpha | Feb 5, 2013 | Feb 11, 2013 | Feb 25, 2013 |
| № 1664 | N28 | W76 | 01 | 0010 | Beta | Jan 25, 2013 | Feb 1, 2013 | Feb 15, 2013 |
| № 1663 | S11 | E08 | 09 | 0120 | Beta | Jan 31, 2013 | Feb 7, 2013 | Feb 21, 2013 |
| № 1662 | N28 | W09 | 01 | 0070 | Alpha | Jan 30, 2013 | Feb 6, 2013 | Feb 20, 2013 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1984, January to 2013, January. Gray background - average solar cycle.
