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HD 166639


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Observation and Astrometry data

Constellation:Δράκων
Right ascension:18h07m57.87s
Declination:+59°01'14.8"
Apparent magnitude:8.237
Distance:310.559 parsecs
Proper motion RA:3.9
Proper motion Dec:-10.1
B-T magnitude:8.271
V-T magnitude:8.24

Catalogs and designations:
Proper Names
HD 1989HD 166639
TYCHO-2 2000TYC 3915-634-1
USNO-A2.0USNO-A2 1425-09024585
HIPHIP 88830

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