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Sunspots and active regions — October 20, 2013

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Sun images

Magnetic storms online

Sun flares

Geomagnetic activity forecast

Active areas

October : 2013

Sunspots and active regions

October 20, 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


? 1861	S07 W91	09	Eac	0240	13	163	Beta-Gamma

? 1864	S22 W85	01	Hax	0030	01	157	Alpha

? 1868	N23 W30	03	Cao	0040	02	102	Beta

? 1869	N20 W05	01	Hrx	0020	01	077	Alpha

? 1870	S15 W72	03	Bxo	0010	01	144	Beta

? 1872	S17 E15	01	Hsx	0080	02	057	Alpha

? 1873	N12 E23	06	Cro	0020	03	049	Beta

? 1874	S11 W06	06	Dao	0040	05	078	Beta

? 1875	N08 E46	15	Esi	0150	12	026	Beta-Gamma

? 1877	S12 E61	04	Cko	0260	04	011	Beta

Coordinates and other characteristics of active regions are issued for October 20, 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)


? 1865	S23 W78	150

? 1871	N16 W06	78

? 1876	N05 W90	162

Coordinates and other characteristics of active regions are issued for October 20, 2013 00:31 UT

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