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Sunspots and active regions on Aug 18, 2013
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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
№ 1817S21 W5708Eso015012240Beta-Delta
№ 1818S07 W3313Dko030007216Beta-Gamma-Delta
№ 1820S13 E1005Bxo001003173Beta
№ 1822S08 E3003Bxo001004153Beta
№ 1823S07 E4301Hsx012002140Alpha
№ 1824S14 W1306Dao004004196Beta

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)
№ 1814S27 W74257
№ 1816S22 W77260
№ 1819S16 W46229
№ 1821N01 W65248