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Active areas

sunspots

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 IDLocationNumber of sunspotsArea (msh)TypeCM PassageDisappearance (W90)Reappearance (W270)
№ 1057N16E57050240Beta-GammaMar 30, 2010Apr 6, 2010Apr 20, 2010

Solar cycle progression

Average monthly sunspot number (SSN) from 1981, January to 2010, March. Gray background - average solar cycle.
Average monthly sunspot number (SSN) from 1981, January to 2010, March