Eta Orionis (Q14217)

Washington Double Star Catalog

eclipsing binary star

1 reference

1 reference

1 reference

astrophysical X-ray source

1 reference

1 reference

1 reference

1 reference

IRAS 05219-0226

1 reference

2MASS J05242864-0223497

1 reference

GSC 04757-01588

1 reference

HD 35411

Henry Draper Catalogue

1 reference

HIP 25281

1 reference

HR 1788

Bright Star Catalogue

1 reference

SAO 132071

Smithsonian Astrophysical Observatory Star Catalog

1 reference

η Ori

1 reference

imported from Wikimedia project

English Wikipedia

ADS 4002 AB

Aitken Double Star Catalogue

1 reference

Catalog of Components of Double and Multiple Stars

1RXS J052429.7-022403

1 reference

CCDM J05245-0223AB

1 reference

CEL 676

Celescope Catalogue of Ultraviolet Magnitudes

1 reference

GC 6655

Boss General Catalogue

1 reference

GCRV 3247

General Catalogue of Stellar Radial Velocities

1 reference

HIC 25281

Hipparcos Input Catalogue

1 reference

IDS 05194-0229 AB

Index Catalogue of Visual Double Stars

1 reference

JP11 1066

1 reference

N30 1160

Catalog of 5,268 Standard Stars Based on the Normal System N30

1 reference

PLX 1228

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

PPM 188024

1 reference

ROT 791

Catalogue of rotational velocities of the stars

1 reference

TD1 4551

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV 21599

UBV Photoelectric Photometry Catalogue

1 reference

eta Ori

General Catalogue of Variable Stars

1 reference

WDS J05245-0224AB

Washington Double Star Catalog

1 reference

YPAC 118

Yunnan Photoelectric Astrolabe Catalogue

1 reference

[JE82] 161

A catalogue of Be stars

1 reference

HGAM 396

A catalogue of Hgamma measures

1 reference

PMSC 05194-0229Aabc

MSC - a catalogue of physical multiple stars

1 reference

WEB 4903

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

1 reference

WEB 4904

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

1 reference

28 Ori

UBV Photoelectric Photometry Catalogue

Flamsteed designation

0 references

TIC 4254645

1 reference

UBV M 10928

1 reference

ALS 14775

Catalog of Galactic OB Stars

1 reference

1 reference

inferred from equatorial coordinates

stellar rotational velocity

140 kilometre per second

1 reference

Rotational Velocities of B Stars

28 kilometre per second

1 reference

A catalogue of stellar rotational velocities

47 kilometre per second

1 reference

Catalogue of rotational velocities of the stars

35 kilometre per second

1 reference

Rotational Velocities of B Stars

53±1 kilometre per second

1 reference

Stellar parameters and H α line profile variability of Be stars in the BeSOS survey

parallax

3.34±1.07 milliarcsecond

1 reference

3.62±0.88 milliarcsecond

1 reference

The HIPPARCOS Catalogue

declination component of proper motion

−3.46±0.85 milliarcsecond per year

1 reference

−3.21±0.73 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

4 milliarcsecond per year

1 reference

−2 milliarcsecond per year

1 reference

Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

right ascension component of proper motion

−0.71±1.13 milliarcsecond per year

1 reference

−0.54±0.97 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

7 milliarcsecond per year

1 reference

−1 milliarcsecond per year

1 reference

Catalog of 5268 standard stars for the equinox and epoch 1950.0 based on the Normal Star System N30

radial velocity

35.9 kilometre per second

1 reference

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

19.5 kilometre per second

2 references

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

The spectrographic triple system 28 eta Orionis A'A"-D

19.5±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

−53.8 kilometre per second

1 reference

Stellar Radial Velocities from Coude Spectrograms

35.8 kilometre per second

1 reference

Radial velocities of 368 helium stars

27.6 kilometre per second

1 reference

Uber die spektroskopischen Doppelsterne eta Orionis und iota Pegasi

7.2 kilometre per second

1 reference

On the orbits of four spectroscopic binaries

19.8±0.9 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

35.5 kilometre per second

1 reference

type of variable star

Algol variable

1 reference

General Catalogue of Variable Stars

Beta Cephei variable

sourcing circumstances

presumably

1 reference

General Catalogue of Variable Stars

eclipsing binary star

1 reference

TESS Eclipsing Binary Stars. I. Short-cadence Observations of 4584 Eclipsing Binaries in Sectors 1–26

spectral class

B0.5Vnn

1 reference

The kinematics of the Gould belt: an expanding group ?

B1V

15 references

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

Spectral types of bright southern stars

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

Spectrophotometric measurements of early type stars. II. Results for stars of type B1

Emission lines in O stars

Q66616686

Contribution a l'etude de la zone convective des etoiles

A study of the Orion aggregate of early-type stars

Absolute Helligkeiten von 115 B-Sternen

Relative gradients for 166 southern stars

The Stark effect of the higher Balmer lines in stars of spectral types A and B

An atlas of stellar spectra with an outline of spectral classification

B0.5 V SB

3 references

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

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

B1V+B2:

1 reference

Rotational velocities and spectral types for a sample of binary systems

B 1 V +B2.

1 reference

Rotational velocities and spectral types for a sample of binary systems

B1

1 reference

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

B0V

1 reference

Stellar parameters and H α line profile variability of Be stars in the BeSOS survey

B0.5VSB

3 references

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

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

B1V+B2.

1 reference

Rotational velocities and spectral types for a sample of binary systems

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

2.25

1 reference

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

3.18

1 reference

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

3.35

1 reference

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

3.44

1 reference

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

3.65

1 reference

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

3.76

1 reference

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

3.84

1 reference

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

3.9±0.036

1 reference

imported from Wikimedia project

luminosity

29,476 solar luminosity

1 reference

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=Algjebba&oldid=46161636

epoch

J2000.0

2 references

right ascension

81.119236343 degree

1 reference

declination

−2.397147540 degree

1 reference

effective temperature

18,197 kelvin

1 reference

High and intermediate-resolution spectroscopy of Be stars. An atlas of Hγ, He I 4471 and Mg II 4481 lines

25,900 kelvin

1 reference

Stellar parameters and H α line profile variability of Be stars in the BeSOS survey

surface gravity

31,600 centimetre per square second

1 reference

Stellar parameters and H α line profile variability of Be stars in the BeSOS survey

10,000 centimetre per square second

1 reference

High and intermediate-resolution spectroscopy of Be stars. An atlas of Hγ, He I 4471 and Mg II 4481 lines