OY Hydrae (Q10850621)

GCRV 25861

General Catalogue of Stellar Radial Velocities

1 reference

GSC 06604-01663

1 reference

HIC 48943

Hipparcos Input Catalogue

1 reference

HIP 48943

1 reference

HR 3946

Harvard Revised Photometry Catalogue

1 reference

JP11 1885

1 reference

2MASS J09590633-2357028

1 reference

PPM 257044

1 reference

ROT 6482

Catalogue of rotational velocities of the stars

1 reference

SAO 178271

Smithsonian Astrophysical Observatory Star Catalog

1 reference

TD1 14466

TD1 Catalog of Stellar Ultraviolet Fluxes

1 reference

UBV 9339

UBV Photoelectric Photometry Catalogue

1 reference

UCAC3 133-132415

Third USNO CCD Astrograph Catalog

1 reference

uvby98 100086612

uvbyβ Photoelectric Photometric Catalogue

1 reference

WDS J09591-2357AB

Washington Double Star Catalog

1 reference

YZ 113 7827

Yale Observatory Zone Catalog

1 reference

UBV M 15861

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

1 reference

[JE82] 457

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

A catalogue of Be stars

1 reference

TYC 6604-1663-1

1 reference

WEB 9088

1 reference

Gaia DR2 5660602557795903616

1 reference

HDS 1439

1 reference

CD-23 8898

Cordoba Durchmusterung

1 reference

CPD-23 4774

Cape Photographic Durchmusterung

1 reference

EM* MWC 581

1 reference

GC 13743

Boss General Catalogue

1 reference

GEN# +1.00086612

1 reference

Hen 3-346

1 reference

SKY# 19256

1 reference

TIC 11559798

1 reference

MSX5C G259.7707+24.1382

1 reference

OY Hya

General Catalogue of Variable Stars

1 reference

Gaia DR3 5660602557795903616

1 reference

WISEA J095906.28-235702.8

1 reference

1 reference

296.0419±21.8138 parsec

1 reference

stellar rotational velocity

195 kilometre per second

1 reference

Rotational Velocities of B Stars

230 kilometre per second

1 reference

A catalogue of stellar rotational velocities

parallax

3.3779±0.2489 milliarcsecond

1 reference

5.19±0.77 milliarcsecond

1 reference

The HIPPARCOS Catalogue

4.09±0.55 milliarcsecond

1 reference

Validation of the new Hipparcos reduction

declination component of proper motion

5.566±0.358 milliarcsecond per year

1 reference

5.68±0.47 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

5.3±0.65 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

18 milliarcsecond per year

1 reference

right ascension component of proper motion

−24.238±0.4 milliarcsecond per year

1 reference

−24.22±0.46 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−23.22±0.7 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−52 milliarcsecond per year

1 reference

radial velocity

40.0 kilometre per second

2 references

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

The revision of the general catalogue of radial velocities

29.6±3.6 kilometre per second

1 reference

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

40 kilometre per second

1 reference

The revision of the general catalogue of radial velocities

39.0 kilometre per second

1 reference

Radial velocities of southern B stars determined at the Radcliffe Observatory. V

spectral class

B5V

1 reference

Catalogue of two-dimensional spectral types for the HD stars, Vol.4

B5Ve

1 reference

Photometry and spectral classification of early-type stars away from the galactic plane

B4Ve

1 reference

MK Spectral Types for Bright Southern OB Stars

B5

1 reference

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

5.51

1 reference

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

6.13

B band

1 reference

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

6.25

V band

1 reference

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

6.14

R band

1 reference

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

6.19

I band

1 reference

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

6.1646±0.0012

1 reference

6.315±0.021

1 reference

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

6.351±0.027

H band

1 reference

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

6.232±0.021

K band

1 reference

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

1 reference

149.77626625180420 degree

1 reference

declination

−23.95076954822310 degree

1 reference

effective temperature

17,338 kelvin

1 reference

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

surface gravity

3,160 centimetre per square second

1 reference