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HD 2942
HD 2942 is a triple star system in the constellation Andromeda located approximately away. The primary component, a red giant of spectral type K0III, has an apparent magnitude of 6.33, meaning that it is barely visible with the naked eye under good conditions. The secondary and tertiary components have apparent magnitudes of 11.26 and 12.3, respectively.
==References==
* (Image ADS 455 )
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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