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Sunspots and active regions on Apr 15, 1999
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Active areas

Apr 15, 1999
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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
№ 8508N23 W6603BXO001008281BETA
№ 8511S20 W4902HSX002002264ALPHA
№ 8512S27 W3103CAO003002246BETA
№ 8513S15 W2008CAO004007235BETA
№ 8514S34 W2408CAO003008239BETA
№ 8515S11 W1008BXO001005225BETA
№ 8516S21 E6805CAO006009147BETA

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)
№ 8507N11 W88304
№ 8509N13 W57272
№ 8510S35 W54270