HD 203803 (Q10849262)

CCDM J21240+2417A

Catalog of Components of Double and Multiple Stars

1 reference

GCRV 13461

General Catalogue of Stellar Radial Velocities

1 reference

GSC 02187-02177

1 reference

HIC 105652

Hipparcos Input Catalogue

1 reference

HIP 105652

1 reference

HR 8190

Bright Star Catalogue

1 reference

IDS 21194+2351 A

Index Catalogue of Visual Double Stars

1 reference

IRAS 21217+2403

1 reference

2MASS J21235879+2416267

1 reference

PLX 5155

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

PLX 5155.00

General Catalogue of Trigonometric Stellar Parallaxes

1 reference

PPM 112921

1 reference

SAO 89678

Smithsonian Astrophysical Observatory Star Catalog

1 reference

TD1 28045

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV M 25673

Photoelectric catalogue, magnitudes and colors of stars in the UBV and UCBV systems

1 reference

uvby98 100203803

uvbyβ Photoelectric Photometric Catalogue

1 reference

WDS J21240+2416A

Washington Double Star Catalog

1 reference

YZ 24 8208

Yale Observatory Zone Catalog

1 reference

AG+24 2312

1 reference

BD+23 4300

1 reference

BDS 10959 A

A general catalogue of double stars within 121deg of the North Pole

1 reference

CSI+23 4300 1

Microfiche edition of CSI

1 reference

TYC 2187-2177-1

The Tycho-2 catalogue of the 2.5 million brightest stars

1 reference

WEB 19175

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

1 reference

Gaia DR2 1792362184167367168

1 reference

1 reference

52.1948±0.3373 parsec

1 reference

stellar rotational velocity

135.3 kilometre per second

1 reference

Ca II HK emission in rapidly rotating stars

144 kilometre per second

2 references

Rotational velocities of A-type stars. III. Velocity distributions

Rotational velocities of A-type stars in the northern hemisphere. II. Measurement of v sin i

130 kilometre per second

1 reference

The Relation between Rotational Velocities and Spectral Peculiarities among A-Type Stars

parallax

19.159±0.1238 milliarcsecond

1 reference

27±8.4 milliarcsecond

1 reference

The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition

19.3±0.32 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

18.05±0.65 milliarcsecond

1 reference

declination component of proper motion

The HIPPARCOS Catalogue

18.733±0.286 milliarcsecond per year

1 reference

18.37±0.22 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

18.11±0.41 milliarcsecond per year

1 reference

right ascension component of proper motion

The HIPPARCOS Catalogue

135.726±0.214 milliarcsecond per year

1 reference

135.68±0.25 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

136.43±0.55 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

radial velocity

−18.4 kilometre per second

1 reference

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

−18.4±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

−18.4±2.9 kilometre per second

1 reference

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

−18.9 kilometre per second

1 reference

The radial velocities of five hundred stars

spectral class

F1IV

1 reference

MK spectral types for some bright F stars

F0

1 reference

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

6.01±0.014

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

5.688±0.009

astronomical filter

V band

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

5.6131±0.0011

1 reference

5.056±0.017

1 reference

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

4.951±0.027

astronomical filter

H band

1 reference

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

4.916±0.026

astronomical filter

K band

1 reference

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

1 reference

320.99511024207400 degree

1 reference

declination

24.27413371192240 degree

1 reference

effective temperature

7,211 kelvin

1 reference