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Sunspots and active regions on Sep 21, 1999
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Active areas

Sep 21, 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
№ 8695N21 W5601AXX001001328ALPHA
№ 8699N24 W8801HSX006002360ALPHA
№ 8700N12 W1918DSO005008291BETA
№ 8704S22 E2806ESO011012244BETA
№ 8706N20 E6602CSO012009206BETA

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)
№ 8698S16 W53328
№ 8701N18 W78352
№ 8702N24 W23295
№ 8705S11 E02270