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HD 170981


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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:Couronne australe
Right ascension:18h34m05.38s
Declination:-41°12'57.1"
Apparent magnitude:8.107
Distance:970.874 parsecs
Proper motion RA:-1.2
Proper motion Dec:-0.6
B-T magnitude:8.056
V-T magnitude:8.103

Catalogs and designations:
Proper Names
HD 1989HD 170981
TYCHO-2 2000TYC 7906-1204-1
USNO-A2.0USNO-A2 0450-34802659
HIPHIP 91021

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