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HD 173891


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Walraven photometry of nearby southern OB associations
Homogeneous Walraven (VBLUW) photometry is presented for 5260 stars inthe regions of five nearby southern OB associations: Scorpio Centaurus(Sco OB2), Orion OB1, Canis Major OB1, Monoceros OB1, and Scutum OB2.Derived V and (B - V) in the Johnson system are included.

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Observation and Astrometry data

Constellation:Sagittarius
Right ascension:18h49m21.02s
Declination:-36°38'07.5"
Apparent magnitude:8.653
Distance:174.52 parsecs
Proper motion RA:4.8
Proper motion Dec:-21.2
B-T magnitude:9.104
V-T magnitude:8.691

Catalogs and designations:
Proper Names
HD 1989HD 173891
TYCHO-2 2000TYC 7420-1448-1
USNO-A2.0USNO-A2 0525-38508874
HIPHIP 92353

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