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HD 191066


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관련 글

Speckle Observations of Binary Stars with the WIYN Telescope. III. A Partial Survey of A, F, and G Dwarfs
Two hundred thirty nearby main-sequence stars with spectral types in therange of A to G have been observed by way of speckle interferometryusing the WIYN 3.5 m telescope at Kitt Peak, Arizona. The stars had noprevious mention of duplicity in the literature. Of those observed, 14showed clear evidence of a companion, and 63 were classified assuspected nonsingle based on a power spectrum analysis. The remainingstars discussed show no evidence of duplicity to the limit of thedetection system in high-quality observations. The WIYN Observatory is ajoint facility of the University of Wisconsin-Madison, IndianaUniversity, Yale University, and the National Optical AstronomyObservatory.

Classification of Composite Spectra.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1961ApJ...134..222S&db_key=AST

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관측 및 측정 데이터

별자리:화살자리
적경:20h07m28.92s
적위:+17°01'14.0"
가시등급:7.645
거리:4166.667 파섹
적경상의 고유운동:-1.6
적위상의 고유운동:-6.6
B-T magnitude:8.55
V-T magnitude:7.72

천체목록:
일반명   (Edit)
HD 1989HD 191066
TYCHO-2 2000TYC 1621-1245-1
USNO-A2.0USNO-A2 1050-16497945
HIPHIP 99128

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