W Ursae Majoris A (Q98523890)

SB9: The ninth catalogue of spectroscopic binary orbits

eclipsing binary star

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part of

W Ursae Majoris

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catalog code

2E 0940.2+5611

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PLX 2303

General Catalogue of Trigonometric Stellar Parallaxes

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SBC9 581

Eighth catalogue of the orbital elements of spectroscopic binary systems

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1AXG J094345+5557

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2E 2177

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ADS 7494 A

Aitken Double Star Catalogue

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AG+56 765

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AN 3.1903

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BD+56 1400

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CCDM J09438+5557A

Catalog of Components of Double and Multiple Stars

1 reference

CSI+56 1400 1

Microfiche edition of CSI

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GCRV 6255

General Catalogue of Stellar Radial Velocities

1 reference

Hipparcos Input Catalogue

GEN# +1.00083950A

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GSC 03810-01210

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HIC 47727

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HIP 47727

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IDS 09367+5625 A

Index Catalogue of Visual Double Stars

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PPM 32299

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RBS 792

ROSAT All-Sky Survey Bright Source Catalogue

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SAO 27364

Smithsonian Astrophysical Observatory Star Catalog

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SBC7 387

Seventh catalogue of the orbital elements of spectroscopic binary systems

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UBV Photoelectric Photometry Catalogue

SKY# 18805

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TYC 3810-1210-1

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UBV 9207

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W UMa

General Catalogue of Variable Stars

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YZ 56 6057

Yale Observatory Zone Catalog

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uvby98 100083950 ABV

uvbyβ Photoelectric Photometric Catalogue

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X-ray survey of the Large Magellanic Cloud by ROSAT

2MASS J09434548+5557091

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1RXS J094344.9+555724

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RX J0943.7+5557

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[ZEH2003] RX J0943.7+5557 1

The Hamburg/RASS Catalogue of optical identifications. Northern high-galactic latitude ROSAT Bright Source Catalogue X-ray sources

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WDS J09438+5557A

Washington Double Star Catalog

1 reference

Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

Gaia DR1 1022096388453831680

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WEB 8943

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Gaia DR2 1022096392749670016

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HD 83950

Henry Draper Catalogue

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51.8739±0.0899 parsec

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stellar rotational velocity

144.4±6.52 kilometre per second

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High-Dispersion Optical Spectra of Nearby Stars Younger Than the Sun

parallax

19.2775±0.0334 milliarcsecond

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18.72±1.47 milliarcsecond

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Validation of the new Hipparcos reduction

19.12±0.25 milliarcsecond

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Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

20.17±1.05 milliarcsecond

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declination component of proper motion

The HIPPARCOS Catalogue

−29.226±0.05 milliarcsecond per year

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−33±9 milliarcsecond per year

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AGK3

−27.35±0.68 milliarcsecond per year

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The HIPPARCOS Catalogue

−27.3±0.9 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

right ascension component of proper motion

17.15±0.049 milliarcsecond per year

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15±9 milliarcsecond per year

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AGK3

15.55±0.99 milliarcsecond per year

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The HIPPARCOS Catalogue

15.47±1.48 milliarcsecond per year

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Validation of the new Hipparcos reduction

radial velocity

−29.6±1.22 kilometre per second

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Kinematics of W Ursae Majoris type binaries and evidence of the two types of formation

−37.8 kilometre per second

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Vitesses radiales. Catalogue WEB: Wilson Evans Batten. Radial velocities: The Wilson-Evans-Batten catalogue

−5.0 kilometre per second

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The orbits of three spectroscopic binaries

−50.0 kilometre per second

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Spectrographic observations of W Ursae Majoris

−43.0 kilometre per second

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The mass ratio of W Ursae Majoris

0.0 kilometre per second

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Radial-velocity curves of 44 i Bootis B, VW Cephei, and W Ursae Majoris

−17.03±6.01 kilometre per second

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High-Dispersion Optical Spectra of Nearby Stars Younger Than the Sun

−46±5 kilometre per second

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General Catalogue of Stellar Radial Velocities

type of variable star

eclipsing binary star

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Up-to-date linear elements of eclipsing binaries

spectral class

G2Vn

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MK classifications of some northern hemisphere binary systems

G0

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

F8V

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MK classifications of some northern hemisphere binary systems

8.54

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7.75

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Catalogue of Stellar Photometry in Johnson's 11-color system

6.573±0.029

astronomical filter

J band

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

6.223±0.034

astronomical filter

H band

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

6.184±0.017

astronomical filter

K band

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

7.7937±0.0126

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145.93946037484450 degree

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declination

55.95251853293720 degree

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