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TYC 857-40-1


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Photometry of faint blue stars. IV - Four-colour photometry of some northern stars
Photometry in the uvby system has been obtained for 33 northern faintblue stars. The stars are given photometric classification usingpreviously described criteria. Data are discussed which providesupporting evidence for the existence of gaps in the blue horizontalbranch.

Mean absolute magnitude of the blue stars at high galactic latitude.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1962AJ.....67..740K&db_key=AST

A search for blue stars in high galactic latitudes.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1958AJ.....63..484C&db_key=AST

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观测天体数据

星座:室女座
右阿森松:11h41m40.40s
赤纬:+09°43'59.8"
视星:10.709
右阿森松适当运动:-10.1
赤纬适当运动:-7.1
B-T magnitude:10.779
V-T magnitude:10.715

目录:
适当名称
TYCHO-2 2000TYC 857-40-1
USNO-A2.0USNO-A2 0975-06783363
HIPHIP 57040

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