Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1653 | N09 | E63 | 03 | 0030 | Beta | Jan 13, 2013 | Jan 20, 2013 | Feb 2, 2013 |
| № 1652 | N20 | E61 | 08 | 0120 | Beta | Jan 13, 2013 | Jan 20, 2013 | Feb 2, 2013 |
| № 1651 | N20 | E23 | 01 | 0010 | Alpha | Jan 10, 2013 | Jan 17, 2013 | Jan 30, 2013 |
| № 1650 | S29 | E54 | 09 | 0240 | Beta | Jan 12, 2013 | Jan 19, 2013 | Feb 2, 2013 |
| № 1649 | S15 | E46 | 01 | 0070 | Alpha | Jan 11, 2013 | Jan 18, 2013 | Feb 1, 2013 |
| № 1648 | N05 | E26 | 06 | 0030 | Beta | Jan 10, 2013 | Jan 17, 2013 | Jan 30, 2013 |
| № 1647 | N16 | W81 | 03 | 0020 | Beta | Jan 2, 2013 | Jan 9, 2013 | Jan 22, 2013 |
| № 1646 | N13 | E17 | 01 | 0040 | Alpha | Jan 9, 2013 | Jan 16, 2013 | Jan 30, 2013 |
| № 1645 | S13 | W45 | 04 | 0010 | Beta | Jan 5, 2013 | Jan 11, 2013 | Jan 25, 2013 |
| № 1644 | N15 | E09 | 03 | 0040 | Beta | Jan 9, 2013 | Jan 16, 2013 | Jan 29, 2013 |
| № 1642 | S25 | W04 | 01 | 0090 | Alpha | Jan 8, 2013 | Jan 15, 2013 | Jan 29, 2013 |
| № 1641 | N02 | W33 | 01 | 0030 | Alpha | Jan 6, 2013 | Jan 12, 2013 | Jan 26, 2013 |
| № 1640 | N28 | W75 | 04 | 0360 | Beta | Jan 2, 2013 | Jan 9, 2013 | Jan 23, 2013 |
| № 1638 | N13 | W61 | 01 | 0050 | Alpha | Jan 3, 2013 | Jan 10, 2013 | Jan 24, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to January 2013. The gray background is the average SSN index.
