HD 190864 (Q66650730)

ADS 13361 A

Aitken Double Star Catalogue

1 reference

ALS 10808

Catalog of Galactic OB Stars

1 reference

CCDM J20056+3537A

Catalog of Components of Double and Multiple Stars

1 reference

CEL 4926

Celescope Catalogue of Ultraviolet Magnitudes

1 reference

GCRV 12459

General Catalogue of Stellar Radial Velocities

1 reference

GSC 02678-00109

1 reference

HIC 98976

Hipparcos Input Catalogue

1 reference

HIP 98976

1 reference

IDS 20019+3519 A

Index Catalogue of Visual Double Stars

1 reference

Catalogue of rotational velocities of the stars

2MASS J20053979+3536278

1 reference

NGC 6871 4

New General Catalogue

1 reference

PPM 84178

1 reference

ROT 3675

1 reference

SAO 69391

Smithsonian Astrophysical Observatory Star Catalog

1 reference

TD1 26046

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV M 24498

Photoelectric catalogue, magnitudes and colors of stars in the UBV and UCBV systems

1 reference

UBV M 37421

Photoelectric catalogue, magnitudes and colors of stars in the UBV and UCBV systems

1 reference

UBV 17255

UBV Photoelectric Photometry Catalogue

1 reference

uvby98 268710004

uvbyβ Photoelectric Photometric Catalogue

1 reference

WDS J20057+3536A

Washington Double Star Catalog

1 reference

AG+35 1939

1 reference

BD+35 3949

1 reference

CGO 554

A catalogue of galactic O stars. The ionization of the low density interstellar medium by runaway stars

1 reference

CSI+35 3949 1

Microfiche edition of CSI

1 reference

GOS G072.47+02.02 01

A galactic O star catalog

1 reference

TYC 2678-109-1

1 reference

Gaia DR1 2059070131306610048

1 reference

WEB 17579

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

1 reference

Gaia DR2 2059070135632404992

1 reference

2,044.9898±125.8777 parsec

1 reference

stellar rotational velocity

100 kilometre per second

1 reference

Catalogue of rotational velocities of the stars

55 kilometre per second

2 references

The IACOB project. I. Rotational velocities in northern Galactic O- and early B-type stars revisited. The impact of other sources of line-broadening

The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars

68 kilometre per second

2 references

The IACOB project. I. Rotational velocities in northern Galactic O- and early B-type stars revisited. The impact of other sources of line-broadening

The IACOB project. III. New observational clues to understand macroturbulent broadening in massive O- and B-type stars

parallax

0.489±0.0301 milliarcsecond

1 reference

0.67±0.76 milliarcsecond

1 reference

The HIPPARCOS Catalogue

2.05±0.66 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

0.26±0.23 milliarcsecond

1 reference

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

declination component of proper motion

−6.495±0.048 milliarcsecond per year

1 reference

−6.81±0.6 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−7.27±0.67 milliarcsecond per year

1 reference

right ascension component of proper motion

The HIPPARCOS Catalogue

−3.069±0.048 milliarcsecond per year

1 reference

−2.81±0.58 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−3.02±0.65 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

radial velocity

−2.0 kilometre per second

2 references

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

The revision of the general catalogue of radial velocities

0±5 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−13.20 kilometre per second

1 reference

−37.70 kilometre per second

1 reference

−3.00 kilometre per second

1 reference

−6.60 kilometre per second

1 reference

−23.30 kilometre per second

1 reference

−15.3±1.4 kilometre per second

1 reference

Spectroscopic studies of O-type stars. VIII. Radial velocities and the K-term

−2.5±0.9 kilometre per second

1 reference

Pulkovo Compilation of Radial Velocities for 35 495 Hipparcos stars in a common system

−21 kilometre per second

1 reference

Les vitesses radiales du PPO de FEHRENBACH, annees 1955-68 (Radial Velocities from Small Objective Prism by FEHRENBACH, in years 1955-68)

−2 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

−4.0 kilometre per second

1 reference

Radial velocities of 2111 stars

−7.0 kilometre per second

1 reference

A study of galactic rotation with special reference to the radial velocities of the galactic stars clusters

3.0 kilometre per second

1 reference

The O-type stars

−16.60 kilometre per second

1 reference

−8.30 kilometre per second

1 reference

−3.10 kilometre per second

1 reference

31.40 kilometre per second

1 reference

−6.00 kilometre per second

1 reference

2.20 kilometre per second

1 reference

19.90 kilometre per second

1 reference

spectral class

O6.5III(f)

1 reference

The Galactic O-Star Spectroscopic Survey. I. Classification system and bright northern stars in the blue-violet at R ~ 2500

OB

1 reference

Luminous stars in the Northern Milky Way

O 6.5III (F)

1 reference

Spectral classification of OB stars in both hemispheres and the absolute magnitude calibration

O7IIIe

1 reference

Spectroscopic studies of O-type stars. I. Classification and absolute magnitudes

O9

1 reference

Structure de la Galaxie dans la region de P Cyg

O6

12 references

The Uppsala spectral classification

Seven-colour photometry of O, B and A stars

The space distribution of early-type stars in Cygnus

Photometric, polarization, and spectroscopic observations of O and B stars

The law of interstellar reddening and absorption

Line broadening in the spectra of O and early B-type stars

Studies in galactic structure. II. Luminosity classification for 1270 blue giants stars

A study of the atmospheres of early O and Of stars

Spectrophotometry of the central stars of four planetary nebulae

Spectrographic observations of galactic emission regions and nebulae

Studies in galactic structure. I. A preliminary determination of the space distribution of the blue giants

Polarization of stellar radiation. III. The polarization of 841 stars

O6e

2 references

A two-dimensionnal quantitative spectral classification of 283 O5-B7 stars and the construction of a spectrum-absolute magnitude diagram

Observations spectroscopiques de quelques etoiles Of (1)

O7

1 reference

A study of the concentration of early-type stars in Cygnus

O 7 III((F))

1 reference

Spectroscopic observations of O-type stars. V. The hydrogen lines and lambda 4686 He II

B

1 reference

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

7.18

1 reference

Catalog of Galactic OB Stars

7.6767±0.0004

1 reference

7.258±0.019

1 reference

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

7.28±0.021

H band

1 reference

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

7.265±0.021

K band

1 reference

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

7.93

B band

1 reference

A galactic O star catalog

7.78

V band

1 reference

A galactic O star catalog

1 reference

301.41584287740190 degree

1 reference

declination

35.60777479061390 degree

1 reference

effective temperature

37,000 kelvin

1 reference

Stellar and wind parameters of Galactic O-stars. The influence of line-blocking/blanketing

surface gravity

3,700 centimetre per square second

1 reference