(Q66477108)

Aitken Double Star Catalogue

1 reference

ALS 14793

Catalog of Galactic OB Stars

1 reference

GCRV 3517

General Catalogue of Stellar Radial Velocities

1 reference

HD 37742

Henry Draper Catalogue

1 reference

HR 1948

Bright Star Catalogue

1 reference

WDS J05407-0157Aa,Ab

Washington Double Star Catalog

1 reference

WDS J05407-0157A

Washington Double Star Catalog

1 reference

BD-02 1338A

1 reference

CGO 105

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

1 reference

CSI-02 1338 2

Microfiche edition of CSI

1 reference

GOS G206.45-16.59 01

A galactic O star catalog

1 reference

PMSC 05357-0200Aab

MSC - a catalogue of physical multiple stars

1 reference

TYC 4771-1188-1

1 reference

WEB 5270

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

1 reference

distance from Earth

297±45 parsec

1 reference

The interstellar Ca II distance scale

stellar rotational velocity

110 kilometre per second

1 reference

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

116 kilometre per second

1 reference

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

121 kilometre per second

1 reference

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

127 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

Catalogue of rotational velocities of the stars

declination component of proper motion

2.5±0.4 milliarcsecond per year

1 reference

−2 milliarcsecond per year

1 reference

right ascension component of proper motion

4±0.7 milliarcsecond per year

2 references

4 milliarcsecond per year

1 reference

radial velocity

18.1 kilometre per second

1 reference

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

18.1±0.9 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

25.9 kilometre per second

2 references

Note sur la vitesse radiale de l'etoile zeta Orion

Note sur la vitesse radiale de l'etoile zeta Orion

19.0 kilometre per second

1 reference

Catalogue of observed velocities

18.4 kilometre per second

1 reference

Radial velocities of 368 helium stars

19.3 kilometre per second

1 reference

Spectrographic study of the early Potsdam velocity stars, not known to be binaries

1.9 kilometre per second

1 reference

A spectrographic study of early class B stars, III

18.3 kilometre per second

1 reference

Radial velocities of twenty stars having spectra of the Orion type

spectral class

O9.5IbNwkvar

1 reference

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

O9.5Ib

2 references

MK classification for visual binary components

The kinematics of the Gould belt: an expanding group ?

O9.5Iab:

2 references

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

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

O9.7Ib

2 references

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

Some spectroscopic characteristics of OB stars: an investigation of the space distribution of certain OB stars and the reference frame of the classification

O9.5 IB SB

28 references

Seven-colour photometry of O, B and A stars

Standard stars for spectral classification

Photoelectric photometry of an outburst of SS Cygni

Spectrophotometric measurements of early type stars

Color excesses from six-color photometry of supergiant stars

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

The equivalent widths of absorption lines in the spectra of 109 O5-B7stars

A spectroscopic and photometric study of the Be stars

Cepheid variables and galactic absorption

Photoelectric spectrophotometry. II. Monochromatic colors of O, B and A-type stars

A study of bright rims in diffuse nebulae

The law of interstellar reddening and absorption

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

Six-color photometry of stars. VIII. The colors of 409 stars of different spectral types

Observational confirmation of a theory of stellar evolution

Photoelectric spectrophotometry. I. Hydrogen line intensities of O, B and A type stars

Emission lines in O stars

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

Recherches sur la loi d'absorption de la poussiere interstellaire et sur le spectre continu des etoiles O et B

Spectrographic observations of galactic emission regions and nebulae

Some characteristics of color systems

Q66616686

Contribution a l'etude de la zone convective des etoiles

A study of the Orion aggregate of early-type stars

The intensity of certain lines of He I in the B stars

Absolute Helligkeiten von 115 B-Sternen

Revised Standards for Supergiants on the System of the Yerkes Spectral Atlas

O9.5III

4 references

Spectral types of bright southern stars

Photographic observations of monochromatic magnitude at 6 wavelengths

Relative gradients for 166 southern stars

An atlas of stellar spectra with an outline of spectral classification

O9.2IbvarNwk

1 reference

The Galactic O-Star Spectroscopic Survey (GOSSS). II. Bright southern stars

B0

1 reference

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

0.50

1 reference

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

1.77±0.01

B band

1 reference

1.88±0.01

V band

1 reference

1.84

R band

1 reference

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

2.04

I band

1 reference

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

2.19

J band

1 reference

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

2.26

H band

1 reference

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

2.32

K band

1 reference

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

epoch

J2000.0

1 reference

right ascension

85.1896958 degree

1 reference

declination

−1.9425722 degree

1 reference