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HD 143634


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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.

UVBY observations of A, F, G and K field stars
Photoelectric data in the uvby system have been obtained for about 800southern stars of the Hipparcos Input Catalog (Grenon, 1982, 1985). Mostof the stars are F and G main sequence and fall in the magnitude range V= 8-11.

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Observation and Astrometry data

Constellation:Σκορπιός
Right ascension:16h02m01.50s
Declination:-11°34'48.4"
Apparent magnitude:9.779
Proper motion RA:31.6
Proper motion Dec:-28.1
B-T magnitude:10.589
V-T magnitude:9.846

Catalogs and designations:
Proper Names
HD 1989HD 143634
TYCHO-2 2000TYC 5619-860-1
USNO-A2.0USNO-A2 0750-09369363
HIPHIP 78536

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