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HD 201669


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Riduzione degli errori sistematici nelle osservazioni meridiane di tempo e di longitudine
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Spectral and Luminosity Classifications and Measurements of the Strength of Cyanogen Absorption for Late-Type Stars from Objective-Prism Spectra.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1961ApJ...134..809Y&db_key=AST

Luminosity Function and Space Motions of G8-K1 Stars Derived from Spectroscopic Parallaxes.
Abstract image available at:http://adsabs.harvard.edu/cgi-bin/nph-bib_query?1955ApJ...122..222H&db_key=AST

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Observation and Astrometry data

Constellation:こぎつね座
Right ascension:21h10m15.90s
Declination:+27°17'58.8"
Apparent magnitude:7.621
Distance:212.766 parsecs
Proper motion RA:-34
Proper motion Dec:-12.2
B-T magnitude:8.919
V-T magnitude:7.729

Catalogs and designations:
Proper Names
HD 1989HD 201669
TYCHO-2 2000TYC 2181-1537-1
USNO-A2.0USNO-A2 1125-17958238
HIPHIP 104517
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