(Q937748)

uvbyβ Photoelectric Photometric Catalogue

1 reference

PLX 3512

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

WDS J15329+3122AB

Washington Double Star Catalog

1 reference

BD+31 2750

1 reference

CCDM J15329+3122AB

Catalog of Components of Double and Multiple Stars

1 reference

FK5 576

1 reference

GC 20908

Boss General Catalogue

1 reference

GCRV 8973

General Catalogue of Stellar Radial Velocities

1 reference

HIC 76127

Hipparcos Input Catalogue

1 reference

IDS 15289+3142 AB

Index Catalogue of Visual Double Stars

1 reference

JP11 2615

1 reference

N30 3497

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

1 reference

NSV 7134

New Catalogue of Suspected Variable Stars

1 reference

PMC 90-93 408

Tokyo Photoelectric Meridian Circle Catalog

1 reference

PPM 78669

1 reference

ROT 2198

Catalogue of rotational velocities of the stars

1 reference

SRS 30576

Southern Reference Star Catalog

1 reference

TD1 18357

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV 13317

UBV Photoelectric Photometry Catalogue

1 reference

tet CrB

General Catalogue of Variable Stars

1 reference

PLX 3512.00

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

[JE82] 773

A catalogue of Be stars

1 reference

HGAM 635

A catalogue of Hgamma measures

1 reference

WEB 12933

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

1 reference

4 CrB

UBV Photoelectric Photometry Catalogue

Flamsteed designation

0 references

TIC 16887256

1 reference

AAVSO 1544+28C

1 reference

AG+31 1352

1 reference

UBV M 20830

1 reference

inferred from equatorial coordinates

Gaia DR2 1274286186493145728

1 reference

1 reference

distance from Earth

72.0067±2.6474 parsec

1 reference

stellar rotational velocity

310 kilometre per second

1 reference

Rotational Velocities of B Stars

400 kilometre per second

2 references

Catalogue of rotational velocities of the stars

A catalogue of stellar rotational velocities

parallax

23.7±9.8 milliarcsecond

1 reference

The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition

10.49±0.66 milliarcsecond

1 reference

The HIPPARCOS Catalogue

8.69±0.46 milliarcsecond

1 reference

13.8876±0.5106 milliarcsecond

1 reference

declination component of proper motion

−9.39±0.39 milliarcsecond per year

1 reference

−8.94±0.6 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−16±9 milliarcsecond per year

1 reference

AGK3

−22 milliarcsecond per year

1 reference

−12 milliarcsecond per year

1 reference

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

−17.345±1.096 milliarcsecond per year

1 reference

right ascension component of proper motion

−20.15±0.28 milliarcsecond per year

1 reference

−19.62±0.48 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−31±11 milliarcsecond per year

1 reference

AGK3

−26 milliarcsecond per year

1 reference

−24 milliarcsecond per year

1 reference

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

−20.604±0.969 milliarcsecond per year

1 reference

radial velocity

−25.0 kilometre per second

1 reference

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

−25±5 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−25.7±0.3 kilometre per second

1 reference

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

−33.0 kilometre per second

1 reference

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

−16.0 kilometre per second

1 reference

Catalogue of observed velocities

−21.9 kilometre per second

1 reference

Radial velocities of 368 helium stars

spectral class

B6Vnne

1 reference

B6Vn

1 reference

The He-weak stars

B6Vnn

1 reference

The kinematics of the Gould belt: an expanding group ?

B7n

1 reference

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

B5:V

2 references

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

Absolute Helligkeiten von 115 B-Sternen

B8 . S:

1 reference

Interstellar polarization in the Southern Milky Way

B7nne

1 reference

Axial rotation and stellar evolution

B7nn

1 reference

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

B5

1 reference

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

B8.S:

1 reference

Interstellar polarization in the Southern Milky Way

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

3.45

1 reference

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

4.00

1 reference

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

4.13

1 reference

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

4.18

1 reference

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

4.29

1 reference

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

4.44

1 reference

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

4.45

1 reference

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

4.43±0.016

1 reference

5.3488±0.0534

1 reference

imported from Wikimedia project

absolute magnitude

−1.16

1 reference

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=Theta_Coronae_Borealis&oldid=46043744

metallicity

0.13

1 reference

Stellar population models in the UV. I. Characterisation of the New Generation Stellar Library

imported from Wikimedia project

radius

3.47 solar radius

1 reference

Swedish Wikipedia

Wikimedia import URL

https://sv.wikipedia.org/w/index.php?title=Theta_Coronae_Borealis&oldid=46043744

diameter

2,900,000 kilometre

1 reference

Characterization of Dusty Debris Disks: The IRAS and Hipparcos Catalogs

5,790,000 kilometre

1 reference

Characterization of Dusty Debris Disks: The IRAS and Hipparcos Catalogs

2 references

right ascension

233.232425596 degree

1 reference

declination

31.359132267 degree

1 reference

effective temperature

15,885 kelvin

1 reference

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

13,932 kelvin

1 reference

Rotational velocities of A-type stars. IV. Evolution of rotational velocities

16,150 kelvin

1 reference

Stellar population models in the UV. I. Characterisation of the New Generation Stellar Library

surface gravity

5,600 centimetre per square second

1 reference

Stellar population models in the UV. I. Characterisation of the New Generation Stellar Library

1,000 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

A

1 reference

Washington Double Star Catalog

tet CrB B

series ordinal

B

0 references

Identifiers

National Library of Israel J9U ID

987007534019505171

1 reference