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Active areas

sunspots

Sunspots and active regions

The following regions with sunspots can be now observed on the Sun's surface
Group numberSunspots Location on the SunThe number of spots in the groupThe classification by the Zurich's modified systemArea (millions of shares of the solar hemisphere)Group length (in degrees)Carrington Longitude (in degrees)Group's magnet type
№ 673S13 E7201hax0140 03272alpha
№ 672N05 W0346eai0320 12347beta-delta

H-alpha plages without spots

The following H-alpha plages without spots can be currently observed on the Sun's surface
Area numberCoordinatesCarrington Longitude (in degrees)
№ 670S14 W98083

Solar cycle progression

Average monthly sunspot number (SSN) from 1975, January to 2004, September. Gray background - average solar cycle.
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