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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1702 | N08 | W24 | 05 | 0020 | Beta | Mar 21, 2013 | Mar 28, 2013 | Apr 11, 2013 |
| № 1701 | N14 | W73 | 06 | 0060 | Beta | Mar 17, 2013 | Mar 24, 2013 | Apr 7, 2013 |
| № 1695 | N10 | W65 | 02 | 0110 | Beta | Mar 18, 2013 | Mar 25, 2013 | Apr 7, 2013 |
| № 1692 | N09 | W85 | 07 | 0270 | Beta | Mar 17, 2013 | Mar 23, 2013 | Apr 6, 2013 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1984 to March 2013. The gray background is the average SSN index.
