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February : 2013
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Diary

Diary's archive

Active areas

Feb 20, 2013
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
№ 1671N16 W4603Cso011004075Beta
№ 1673S11 E1724Dac009008010Beta
№ 1675N12 W0903Cso006009037Beta
№ 1676S19 E3701Hsx005001352Alpha
№ 1677S27 E3801Axx001001350Alpha
№ 1678N10 W4014Dai013006069Beta-Gamma-Delta
№ 1679S14 E4401Axx001000345Alpha

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)
№ 1672S17 W71100
№ 1674N14 W59088

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