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Sunspots and active regions on Feb 17, 2011
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Active areas

Feb 17, 2011
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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
№ 1157N19 W7002Bxo001008066Beta
№ 1158S21 W3919Ekc062013033Beta-Gamma-Delta
№ 1161N13 E2509Dhi012009330Beta-Gamma

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)
№ 1156S21 W77073
№ 1159N19 W42038
№ 1160N16 E32324