HD 50820 (Q3781225)

ALS 9202

Catalog of Galactic OB Stars

1 reference

BD-01 1446

1 reference

GC 9063

Boss General Catalogue

1 reference

GCRV 4523

General Catalogue of Stellar Radial Velocities

1 reference

GSC 04801-04456

1 reference

HD 50820

Henry Draper Catalogue

1 reference

HIC 33210

Hipparcos Input Catalogue

1 reference

HIP 33210

1 reference

HR 2577

Bright Star Catalogue

1 reference

IRAS 06521-0141

1 reference

JP11 1458

1 reference

NSV 3271

New Catalogue of Suspected Variable Stars

1 reference

PPM 176526

1 reference

SAO 133881

Smithsonian Astrophysical Observatory Star Catalog

1 reference

TD1 8511

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

TYC 4801-4456-1

1 reference

UBV 6836

UBV Photoelectric Photometry Catalogue

1 reference

uvby98 100050820

uvbyβ Photoelectric Photometric Catalogue

1 reference

YZ 91 1904

Yale Observatory Zone Catalog

1 reference

SBC9 426

Eighth catalogue of the orbital elements of spectroscopic binary systems

1 reference

[JE82] 253

A catalogue of Be stars

1 reference

WEB 6678

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

1 reference

Gaia DR2 3112084447435446912

1 reference

0 references

0.3521±0.175 milliarcsecond

1 reference

0.71±0.83 milliarcsecond

1 reference

The HIPPARCOS Catalogue

0.89±0.43 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

−3.119±0.186 milliarcsecond per year

1 reference

−1.01±0.32 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−0.14±0.62 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

7 milliarcsecond per year

1 reference

3±9 milliarcsecond per year

1 reference

right ascension component of proper motion

AGK3

−1.211±0.229 milliarcsecond per year

1 reference

−0.38±0.37 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

1±0.7 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

4 milliarcsecond per year

1 reference

−9±7 milliarcsecond per year

1 reference

AGK3

radial velocity

13.5 kilometre per second

1 reference

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

13±2 kilometre per second

1 reference

General Catalogue of Stellar Radial Velocities

13.5±10 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

9.0 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

11.6 kilometre per second

1 reference

Radial velocities of 2111 stars

13.4 kilometre per second

1 reference

Three peculiar spectra

9±2 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

spectral class

B2IV

1 reference

Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5

OB

1 reference

Luminous Stars in the Northern Milky Way

B3IVe+K2II

1 reference

A preliminary orbit for HR 2577: A K + Be binary system

B3 :. P:

1 reference

A spectroscopic and photometric study of the Be stars

B3 V E,COMP

1 reference

The composite spectrum of HD 50820

B 3 IVE+F

1 reference

The kinematics of the Gould belt: an expanding group ?

B5

1 reference

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

6.44

1 reference

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

6.77

B band

1 reference

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

6.21

V band

1 reference

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

5.52

R band

1 reference

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

4.82

I band

1 reference

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

5.7033±0.0021

1 reference

4.29

1 reference

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

3.56

H band

1 reference

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

3.38

K band

1 reference

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

1 reference

103.67517756730720 degree

1 reference

declination

−1.75647593771150 degree

1 reference