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Sunspots and active regions on Dec 17, 1999
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Active areas

Dec 17, 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
№ 8794S14 W2710BXO003011232BETA
№ 8796S25 W4501AXX000000250ALPHA
№ 8797S32 W2911DSO009007234BETA
№ 8798S14 E3426DKC041008171BETA
№ 8800N09 E3301AXX001000172ALPHA
№ 8802S23 E0404BXO001003201BETA
№ 8803S14 E2412CRO004004181BETA
№ 8804S18 E7801HSX012005127ALPHA

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)
№ 8791S15 W56262
№ 8792N20 W37242
№ 8793S16 W83288
№ 8795S12 W70275
№ 8801S22 W26231