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Sunspots and active regions on Jul 31, 1999
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Active areas

Jul 31, 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
№ 8636N21 W9004CAO008007329BETA
№ 8640N16 W5504CSO010007294BETA
№ 8644S25 W2302CRO002001262BETA
№ 8645S25 W0337FAO062019242BETA-GAMMA
№ 8647S17 W0311CSO004011242BETA
№ 8648N23 E1604BXO001004223BETA
№ 8649S15 W3025DAO017010269BETA
№ 8650N16 E3601HSX005002203ALPHA
№ 8651N24 E3626DAI051010203BETA-GAMMA
№ 8653N29 W5804BXO002006297BETA

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)
№ 8638S13 W92334
№ 8642S23 W53293
№ 8652N17 W63303