HD 149831 (Q12065811)

Alpha² Canum Venaticorum variable

1 reference

1 reference

1 reference

HD 149831

Henry Draper Catalogue

1 reference

SAO 227005

Smithsonian Astrophysical Observatory Star Catalog

1 reference

GSC 07866-00109

1 reference

2MASS J16391642-4453230

1 reference

CCDM J16393-4453AB

Catalog of Components of Double and Multiple Stars

1 reference

CD-44 11021

Cordoba Durchmusterung

1 reference

CD-44 11021A

Cordoba Durchmusterung

1 reference

CPC 0 15057

Cape Photographic Catalogue

1 reference

CPD-44 7988

Cape Photographic Durchmusterung

1 reference

GC 22365

Boss General Catalogue

1 reference

IDS 16321-4441 AB

Index Catalogue of Visual Double Stars

1 reference

PPM 321986

1 reference

TD1 19363

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

TYC 7866-109-1

1 reference

uvby98 100149831

uvbyβ Photoelectric Photometric Catalogue

1 reference

WDS J16393-4453AB

Washington Double Star Catalog

1 reference

1 reference

declination component of proper motion

−5.6±1.9 milliarcsecond per year

1 reference

Tycho-2 Catalogue

−3 milliarcsecond per year

1 reference

right ascension component of proper motion

−2.6±2.1 milliarcsecond per year

1 reference

Tycho-2 Catalogue

34 milliarcsecond per year

1 reference

spectral class

Ap...

1 reference

ApSi

1 reference

Catalogue of two dimentional spectral types for the HD stars, Vol. 2

B9

1 reference

VizieR Online Data Catalog: Henry Draper Catalogue and Extension, published in Ann. Harvard Obs. 91-100 (1918-1925)

8.63±0.02

1 reference

8.64±0.02

1 reference

8.247±0.019

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

8.274±0.033

astronomical filter

H band

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

8.259±0.024

astronomical filter

K band

1 reference

VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)

epoch

J2000.0

1 reference

The Tycho Reference Catalogue

right ascension

249.81849667 degree

1 reference

The Tycho Reference Catalogue

declination

−44.88973000 degree

1 reference