W Delphini (Q6165979)

spectroscopic binary

1 reference

SB9: The ninth catalogue of spectroscopic binary orbits

1 reference

GCRV 12905

General Catalogue of Stellar Radial Velocities

1 reference

GSC 01637-00581

1 reference

HD 352682

Henry Draper Catalogue

1 reference

Hipparcos Input Catalogue

SIMBAD

HIC 101780

catalog

1 reference

HIP 101780

1 reference

2MASS J20374007+1817037

1 reference

ROT 6543

Catalogue of rotational velocities of the stars

1 reference

Eighth catalogue of the orbital elements of spectroscopic binary systems

SIMBAD

SBC9 1250

catalog

1 reference

BD+17 4367

1 reference

SBC7 823

Seventh catalogue of the orbital elements of spectroscopic binary systems

1 reference

TYC 1637-581-1

1 reference

Gaia DR1 1812558765364165120

1 reference

WEB 18391

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

1 reference

SIMBAD

Gaia DR2 1812558769663138176

1 reference

W Del

imported from Wikimedia project

0 references

constellation

Delphinus

1 reference

Spanish Wikipedia

distance from Earth

813.9346±28.8183 parsec

1 reference

stellar rotational velocity

30 kilometre per second

1 reference

A catalogue of stellar rotational velocities

parallax

1.2286±0.0435 milliarcsecond

1 reference

0.43±1.51 milliarcsecond

1 reference

The HIPPARCOS Catalogue

1.48±1.33 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

1.03±0.29 milliarcsecond

1 reference

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

declination component of proper motion

4.414±0.069 milliarcsecond per year

1 reference

3±0.84 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

3.29±0.89 milliarcsecond per year

1 reference

right ascension component of proper motion

The HIPPARCOS Catalogue

−3.542±0.069 milliarcsecond per year

1 reference

−2.45±1.34 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−3.46±1.61 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

radial velocity

19±2 kilometre per second

3 references

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

Spectrographic observations of 14 eclipsing binaries

General Catalogue of Stellar Radial Velocities

19±7.4 kilometre per second

1 reference

Astrophysical supplements to the ASCC-2.5: Ia. Radial velocities of ∼55000 stars and mean radial velocities of 516 Galactic open clusters and associations

19.0 kilometre per second

2 references

Spectrographic observations of 14 eclipsing binaries

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

type of variable star

Algol variable

1 reference

reason for deprecated rank

eclipsing binary star

item/value with less precision and/or accuracy

1 reference

Up-to-date linear elements of eclipsing binaries

spectral class

B9.5Ve+G5

1 reference

A0

1 reference

The Henry Draper Extension Charts: A catalogue of accurate positions, proper motions, magnitudes and spectral types of 86933 stars

B9.5V

1 reference

MK classifications of some northern hemisphere binary systems

A0 . COMP,V

1 reference

Recherches sur les spectres continus stellaires. X

A0 V COMP

1 reference

On the subgiant components of eclipsing binary systems

A0 . E,COMP

1 reference

Catalogue and bibliography of emission-line stars of types later than B

9.89±0.03

1 reference

9.81±0.03

1 reference

9.727±0.0017

1 reference

9.365±0.021

1 reference

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

9.135±0.036

astronomical filter

H band

1 reference

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

9.1±0.02

astronomical filter

K band

1 reference

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

1 reference

309.41702416126420 degree

1 reference

declination

18.28437577613880 degree

1 reference