Upsilon Orionis (Q1668847)

SAO 132222

Smithsonian Astrophysical Observatory Star Catalog

1 reference

HIP 25923

1 reference

HR 1855

Bright Star Catalogue

1 reference

υ Ori

1 reference

imported from Wikimedia project

English Wikipedia

CEL 767

Celescope Catalogue of Ultraviolet Magnitudes

1 reference

GC 6850

Boss General Catalogue

1 reference

GCRV 3364

General Catalogue of Stellar Radial Velocities

1 reference

HIC 25923

Hipparcos Input Catalogue

1 reference

JP11 1139

1 reference

PPM 188149

1 reference

ROT 842

Catalogue of rotational velocities of the stars

1 reference

TD1 4802

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV 5339

UBV Photoelectric Photometry Catalogue

1 reference

uvby98 100036512

uvbyβ Photoelectric Photometric Catalogue

1 reference

EUVE J0531-07.3

The first Extreme Ultraviolet Explorer source catalog

1 reference

TYC 4778-1407-1

1 reference

1RXS J053155.7-071802

1 reference

2MASS J05315586-0718055

1 reference

[KCS2016] J053155.86-071805.5

A comprehensive search for stellar bowshock nebulae in the Milky Way: a catalog of 709 mid-infrared selected candidates

1 reference

HGAM 420

A catalogue of Hgamma measures

1 reference

GOS G210.44-20.99 01

A galactic O star catalog

1 reference

GOS G210.44-20.98 01

A galactic O star catalog

1 reference

WEB 5037

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

1 reference

UBV Photoelectric Photometry Catalogue

Gaia DR2 3016424530632449280

1 reference

36 Ori

Flamsteed designation

0 references

Gaia DR3 3016424530632449280

1 reference

TIC 34512896

1 reference

UBV M 11113

1 reference

ALS 14780

Catalog of Galactic OB Stars

1 reference

3XMM J053155.8-071805

The XMM-Newton serendipitous survey. V. The Second XMM-Newton serendipitous source catalogue

1 reference

1 reference

inferred from equatorial coordinates

distance from Earth

386±23 parsec

1 reference

stellar rotational velocity

15 kilometre per second

3 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

A catalogue of stellar rotational velocities

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

17 kilometre per second

1 reference

Catalogue of rotational velocities of the stars

10 kilometre per second

1 reference

Rotational Velocities of B Stars

16 kilometre per second

1 reference

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

13 kilometre per second

2 references

Variability of OB stars from TESS southern Sectors 1-13 and high-resolution IACOB and OWN spectroscopy

The IACOB project. V. Spectroscopic parameters of the O-type stars in the modern grid of standards for spectral classification

parallax

3.361±0.4228 milliarcsecond

1 reference

Gaia Data Release 2

2.11±0.74 milliarcsecond

1 reference

The HIPPARCOS Catalogue

1.14±0.25 milliarcsecond

1 reference

declination component of proper motion

−6.164±0.6 milliarcsecond per year

1 reference

Gaia Data Release 2

−4.87±0.14 milliarcsecond per year

1 reference

−4.44±0.45 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−4 milliarcsecond per year

1 reference

right ascension component of proper motion

−0.919±0.686 milliarcsecond per year

1 reference

Gaia Data Release 2

−0.1±0.18 milliarcsecond per year

1 reference

−0.54±0.6 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−1 milliarcsecond per year

1 reference

radial velocity

17.4 kilometre per second

1 reference

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

17.4±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

17.1±2.5 kilometre per second

1 reference

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

16.6 kilometre per second

1 reference

Catalogue of observed velocities

20.2 kilometre per second

1 reference

Radial velocities of 368 helium stars

16±2 kilometre per second

1 reference

The IACOB project. V. Spectroscopic parameters of the O-type stars in the modern grid of standards for spectral classification

imported from Wikimedia project

type of variable star

Beta Cephei variable

1 reference

English Wikipedia

spectral class

B0V

24 references

Spectral Classification

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

The kinematics of the Gould belt: an expanding group ?

Photometry in the Magellanic Clouds. I. Standard sequences

Seven-colour photometry of O, B and A stars

On the precision of the determination of spectral classes and colour excesses of O-A2 stars by the methods of two color diagrams

A photoelectric study of the eclipsing variable RW Tauri

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

Two-dimensional spectral classification by narrow-band photometry for B stars in clusters and associations

A system of three-color photometry, with applications to galactic structure in Cygnus

Southern hemisphere photometry. II. Photoelectric measures of bright stars

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

Observational confirmation of a theory of stellar evolution

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

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

Axial Rotation and Line Broadening in Stars of Spectral Types F0-K5

Magnitudes and colors for 833 Northern and Southern stars

Three-color observations of 108 stars intended for use as photometric standards

A study of the Orion aggregate of early-type stars. II

Red and infrared magnitudes for 138 stars observed as photometric standards

Fundamental stellar photometry for standards of spectral type on the revised system of the Yerkes spectral atlas

A study of the Orion aggregate of early-type stars

Absolute Helligkeiten von 115 B-Sternen

Photoeletric measures of hydrogen-line absorption in early-type stars

O9.7V

2 references

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

Variability of OB stars from TESS southern Sectors 1-13 and high-resolution IACOB and OWN spectroscopy

B0III

1 reference

Spectral types of bright southern stars

O9V

1 reference

Projected rotational velocities and stellar characterization of 350 B stars in the nearby Galactic disk

B3

1 reference

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

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

3.30

1 reference

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

4.36

1 reference

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

4.63

1 reference

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

4.75

1 reference

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

5.01

1 reference

4.5202±0.0037

1 reference

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

5.23

1 reference

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

5.347±0.038

1 reference

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

5.376±0.023

1 reference

metallicity

0.01

1 reference

The chemical composition of the Orion star forming region. III. C, N, Ne, Mg, and Fe abundances in B-type stars revisited

0.03

1 reference

Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models

0.25

1 reference

Chemical abundances in early B-type stars. V. Metal abundances and LTE/NLTE comparison

−0.10

1 reference

Chemical evolution of the Orion association. II. The carbon, nitrogen, oxygen, silicon and iron abundances of main-sequence B stars

2 references

right ascension

82.98275078292 degree

1 reference

declination

−7.30153809917 degree

1 reference

effective temperature

33,400 kelvin

2 references

The chemical composition of the Orion star forming region. III. C, N, Ne, Mg, and Fe abundances in B-type stars revisited

Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models

32,900 kelvin

1 reference

The determination of T_eff_ of B, A and F main sequence stars from the continuum between 3200 A and 3600 A

32,340 kelvin

1 reference

Fundamental parameters of B supergiants from the BCD system. I. Calibration of the (λ_1, D) parameters into Teff

31,812 kelvin

1 reference

An empirical temperature calibration for the Δ a photometric system . I. The B-type stars

31,560 kelvin

1 reference

Chemical evolution of the Orion association. II. The carbon, nitrogen, oxygen, silicon and iron abundances of main-sequence B stars

31,500 kelvin

1 reference

Chemical abundances in early B-type stars. V. Metal abundances and LTE/NLTE comparison

reason for deprecated rank

33,000 kelvin

item/value with less precision and/or accuracy

1 reference

The IACOB project. V. Spectroscopic parameters of the O-type stars in the modern grid of standards for spectral classification

surface gravity

26,300 centimetre per square second

1 reference

Chemical evolution of the Orion association. II. The carbon, nitrogen, oxygen, silicon and iron abundances of main-sequence B stars

13,500 centimetre per square second

1 reference

Chemical abundances in early B-type stars. V. Metal abundances and LTE/NLTE comparison

10,500 centimetre per square second

1 reference

The IACOB project. V. Spectroscopic parameters of the O-type stars in the modern grid of standards for spectral classification

16,000 centimetre per square second

1 reference

20,000 centimetre per square second

2 references

The chemical composition of the Orion star forming region. III. C, N, Ne, Mg, and Fe abundances in B-type stars revisited

Present-day cosmic abundances. A comprehensive study of nearby early B-type stars and implications for stellar and Galactic evolution and interstellar dust models