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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
№ 640S09 E1502cso0060 04254beta
№ 639N10 E1904cso0050 07250beta

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)
№ 638N07 W43313
№ 637N08 W71340

Solar cycle progression

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