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Sunspots and active regions on Sep 23, 1999
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Active areas

Sep 23, 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
№ 8700N13 W4713CRO004009293BETA
№ 8702N23 W5302BXO000004299BETA
№ 8704S22 E0114CSO012013245BETA
№ 8706N19 E3802HSX009002208ALPHA
№ 8707S07 W0803BXO000002254BETA
№ 8708S09 E5509CRO004005191BETA

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)
№ 8695N22 W83329
№ 8698S16 W79328
№ 8705S11 W24270