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Sunspots and active regions on Sep 20, 1999
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Active areas

Sep 20, 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
№ 8692S23 W8401HSX006002009ALPHA
№ 8693N12 W8301AXX000000008ALPHA
№ 8695N21 W4201HSX001001327ALPHA
№ 8699N23 W7806ESO017011003BETA
№ 8700N12 W0526DRI007009290BETA
№ 8704S22 E4207CSO018012243BETA
№ 8706N19 E7701HSX008002208ALPHA

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 W40328
№ 8701N18 W65352
№ 8702N24 W10295
№ 8705S11 E15270