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Sunspots and active regions — October 23, 2013

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Sun images

Magnetic storms online

Sun flares

Geomagnetic activity forecast

Active areas

October : 2013

Sunspots and active regions

October 23, 2013

Sunspots and active regions

The following regions with sunspots can be now observed on the Sun's surface

Group number	Sunspots Location on the Sun	The number of spots in the group	The classification by the Zurich's modified system	Area (millions of shares of the solar hemisphere)	Group length (in degrees)	Carrington Longitude (in degrees)	Group's magnet type


? 1872	S17 W26	04	Cao	0060	03	057	Beta

? 1873	N12 W17	04	Axx	0010	06	049	Alpha

? 1874	S11 W47	13	Dro	0030	08	078	Beta

? 1875	N07 E04	123	Ekc	0420	14	027	Beta-Gamma-Delta

? 1877	S13 E23	15	Dki	0390	07	008	Beta

? 1879	S13 E37	09	Cso	0080	09	354	Beta

Coordinates and other characteristics of active regions are issued for October 23, 2013 00:31 UT

H-alpha plages without spots

The following H-alpha plages without spots can be currently observed on the Sun's surface

Area number	Coordinates	Carrington Longitude (in degrees)


? 1868	N23 W72	104

? 1869	N16 W42	74

? 1871	N16 W48	80

? 1878	S09 W81	113

? 1880	N12 W30	62

Coordinates and other characteristics of active regions are issued for October 23, 2013 00:31 UT

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