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Sunspots and active regions on Sep 17, 2023
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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
№ 3435N10 E6902dso0090 02116beta
№ 3434N08 W1402axx0010 02199alpha
№ 3433N28 E1001hsx0080 02175alpha
№ 3430S17 W7401hrx0030 01259alpha
№ 3429N11 W2216dai0090 08206beta-gamma
№ 3425N24 W6506cro0030 09250beta

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)
№ 3431S08 W23208
№ 3427S27 W68253
№ 3424N17 W76261