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Sunspots and active regions on Sep 18, 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
№ 3436N19 W2208cao0080 05194beta
№ 3435N10 E6003dao0110 08113beta
№ 3433N28 W0403cao0090 03176beta
№ 3431S14 W3801axx0000 00209alpha
№ 3429N11 W3613cao0060 08207beta
№ 3425N23 W7506cao0020 10247beta

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)
№ 3434N08 W28200
№ 3430S17 W88260
№ 3427S27 W82254
№ 3424N17 W90262