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Sunspots and active regions on Feb 17, 2012
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Active areas

Feb 17, 2012
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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
№ 1416S18 W6807Eso016012287Beta
№ 1419N28 E1903Cso006004200Beta
№ 1420N10 E2301Hsx008002196Alpha

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)
№ 1417N18 W24243
№ 1418S24 W41260