(Q3304293)

Spectroscopic analysis of the candidate β Cephei star σ Cas: Atmospheric characterization and line-profile variability

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Sigma Cassiopeiae.jpg
2,000 × 1,500; 467 KB

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mass

12 solar mass

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Swedish Wikipedia

https://sv.wikipedia.org/w/index.php?title=Sigma_Cassiopeiae&oldid=46149336

catalog code

HR 9071

Smithsonian Astrophysical Observatory Star Catalog

Bright Star Catalogue

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GSC 04005-02471

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HD 224572

Henry Draper Catalogue

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HIP 118243

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SAO 35947

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σ Cas

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uvby98 100224572

uvbyβ Photoelectric Photometric Catalogue

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WDS J23590+5545AB

Washington Double Star Catalog

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BD+54 3082

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CEL 5732

Celescope Catalogue of Ultraviolet Magnitudes

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GC 33257

Boss General Catalogue

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GCRV 74806

General Catalogue of Stellar Radial Velocities

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GCRV 15004

General Catalogue of Stellar Radial Velocities

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HIC 118243

Hipparcos Input Catalogue

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JP11 3660

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N30 5256

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

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PPM 42419

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ROT 3464

Catalogue of rotational velocities of the stars

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TD1 30204

TD1 Catalog of Stellar Ultraviolet Fluxes

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UBV 20596

UBV Photoelectric Photometry Catalogue

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WEB 20782

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

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8 Cas

Catalog of Galactic OB Stars

Flamsteed designation

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TIC 417031206

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AG+55 1730

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ALS 13342

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UBV M 27377

UBV Photoelectric Photometry Catalogue

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GSC 04005-02470

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2MASS J23590053+5545178

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inferred from equatorial coordinates

distance from Earth

489±61 parsec

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The interstellar Ca II distance scale

stellar rotational velocity

170 kilometre per second

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184 kilometre per second

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

186 kilometre per second

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

150 kilometre per second

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Rotational Velocities of B Stars

189 kilometre per second

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Catalogue of rotational velocities of the stars

206 kilometre per second

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A catalogue of stellar rotational velocities

146±12 kilometre per second

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A stellar rotation census of B stars: from ZAMS to TAMS

parallax

2.14±0.75 milliarcsecond

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The HIPPARCOS Catalogue

0.72±0.43 milliarcsecond

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declination component of proper motion

−5.01±0.32 milliarcsecond per year

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−5.09±0.55 milliarcsecond per year

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The HIPPARCOS Catalogue

−2 milliarcsecond per year

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7 milliarcsecond per year

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

34±12 milliarcsecond per year

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AGK3

right ascension component of proper motion

8.14±0.34 milliarcsecond per year

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9.26±0.57 milliarcsecond per year

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The HIPPARCOS Catalogue

8 milliarcsecond per year

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2 milliarcsecond per year

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

14±13 milliarcsecond per year

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AGK3

radial velocity

−12.6 kilometre per second

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

−12.6±2 kilometre per second

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General Catalogue of Stellar Radial Velocities

−7.1 kilometre per second

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A stellar rotation census of B stars: from ZAMS to TAMS

−7.8 kilometre per second

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A stellar rotation census of B stars: from ZAMS to TAMS

−12.6±2.8 kilometre per second

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

−9.1 kilometre per second

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The radial velocities of 129 stars in the years 1906 to 1917

−16.9 kilometre per second

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Radial velocities of 2111 stars

−10.2 kilometre per second

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The radial velocities of 523 O and B type stars obtained at Victoria, 1923-1929

−6.0 kilometre per second

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Catalogue of observed velocities

−7.4 kilometre per second

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Radial velocities of 368 helium stars

type of variable star

Beta Cephei variable

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spectral class

B1V

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The kinematics of the Gould belt: an expanding group ?

B1 V SB

7 references

Photoelectric measures of the 4430 A diffuse interstellar band

Space motions and distribution of the apparently bright B-type 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 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

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

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

B2III

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A spectroscopic investigation of visual binaries with B-type primaries

B2

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

B1V SB

7 references

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

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

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

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

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

Space motions and distribution of the apparently bright B-type stars

Photoelectric measures of the 4430 A diffuse interstellar band

B1VSB

7 references

Photoelectric measures of the 4430 A diffuse interstellar band

Space motions and distribution of the apparently bright B-type 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 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

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

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

Catalog of Galactic OB Stars

3.98

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5.152±0.02

astronomical filter

K band

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

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

5.168±0.034

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

5.186±0.304

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luminosity

21,900 solar luminosity

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Swedish Wikipedia

https://sv.wikipedia.org/w/index.php?title=Sigma_Cassiopeiae&oldid=46149336

radius

13.08 solar radius

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Swedish Wikipedia

https://sv.wikipedia.org/w/index.php?title=Sigma_Cassiopeiae&oldid=46149336

epoch

J2000.0

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right ascension

359.752242478 degree

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declination

55.754928613 degree

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effective temperature

23,184 kelvin

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A stellar rotation census of B stars: from ZAMS to TAMS

surface gravity

5,100 centimetre per square second

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A stellar rotation census of B stars: from ZAMS to TAMS

age estimated by a dating method

15.8 megaannum

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https://en.wikipedia.org/w/index.php?title=Sigma_Cassiopeiae&oldid=1079523014

has part(s)

BD+54 3082A

series ordinal

A

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