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HD 231138


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Micrometer Measures of Double Stars
Micrometer measures of 795 double stars made with the 26 inch (0.66 m)refractor of the US Naval Observatory from 1984 to 1990 are presented.

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Observation and Astrometry data

Constellation:Aigle
Right ascension:19h19m11.68s
Declination:+15°39'41.3"
Apparent magnitude:10.56
Proper motion RA:5.5
Proper motion Dec:-8.4
B-T magnitude:10.833
V-T magnitude:10.583

Catalogs and designations:
Proper Names   (Edit)
HD 1989HD 231138
TYCHO-2 2000TYC 1599-1935-2
USNO-A2.0USNO-A2 1050-13633126

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