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Sunspots and active regions on Apr 13, 1999
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Active areas

Apr 13, 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
№ 8508N22 W4213DSO006010284BETA
№ 8509N14 W3102BXO001003273BETA
№ 8511S16 W1905DSO008008261BETA
№ 8512S28 W0205CSO003006244BETA
№ 8513S18 E0918DAO006008233BETA
№ 8514S33 E0810BXO003006234BETA

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 W62304
№ 8510S35 W28270