(Q66548329)

Washington Double Star Catalog

astrophysical X-ray source

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1.2 solar mass

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catalog code

HD 984

Hipparcos Input Catalogue

Henry Draper Catalogue

1 reference

GSC 04670-00773

1 reference

HIC 1134

1 reference

HIP 1134

1 reference

2MASS J00141025-0711569

1 reference

PPM 182008

1 reference

RBS 31

ROSAT All-Sky Survey Bright Source Catalogue

1 reference

Smithsonian Astrophysical Observatory Star Catalog

1RXS J001410.1-071200

1 reference

SAO 128650

1 reference

SPOCS 11

Spectroscopic Properties of Cool Stars

1 reference

uvby98 100000984

uvbyβ Photoelectric Photometric Catalogue

1 reference

WDS J00142-0712AB

Washington Double Star Catalog

1 reference

YZ 97 35

Yale Observatory Zone Catalog

1 reference

inferred from equatorial coordinates

Gaia DR1 2431157716685689728

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Gaia DR2 2431157720981843200

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Gaia DR3 2431157720981843200

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TIC 408012676

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TYC 4670-773-1

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companion of

HD 984 B

2 references

Washington Double Star Catalog

Dynamical Mass of the Young Substellar Companion HD 984 B

distance from Earth

45.9124±0.1189 parsec

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45.71±0.052 parsec

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45.6 parsec

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Gaia Data Release 3

47.1±1.4 parsec

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stellar rotational velocity

38.6 kilometre per second

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Ca II HK emission in rapidly rotating stars

42.13±1.65 kilometre per second

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High-Dispersion Optical Spectra of Nearby Stars Younger Than the Sun

21.05 kilometre per second

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39.265±1.456 kilometre per second

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parallax

21.7806±0.0564 milliarcsecond

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21.66±1.17 milliarcsecond

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The HIPPARCOS Catalogue

21.21±0.64 milliarcsecond

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Validation of the new Hipparcos reduction

21.35±0.6 milliarcsecond

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Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

21.877±0.0249 milliarcsecond

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declination component of proper motion

−67.911±0.062 milliarcsecond per year

1 reference

−66.36±0.36 milliarcsecond per year

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Validation of the new Hipparcos reduction

−66.51±0.66 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−66.09±0.027 milliarcsecond per year

1 reference

Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

−68.016±0.022 milliarcsecond per year

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right ascension component of proper motion

104.539±0.152 milliarcsecond per year

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102.79±0.78 milliarcsecond per year

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Validation of the new Hipparcos reduction

102.84±1.55 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

103.307±0.039 milliarcsecond per year

1 reference

Gaia Data Release 1. Summary of the astrometric, photometric, and survey properties

104.775±0.036 milliarcsecond per year

1 reference

radial velocity

0.55±0.5 kilometre per second

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−3.18±2.2 kilometre per second

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High-Dispersion Optical Spectra of Nearby Stars Younger Than the Sun

0.4±0.64 kilometre per second

1 reference

Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs

−3.2 kilometre per second

1 reference

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ∼14 000 F and G dwarfs

−2.215±1.9538 kilometre per second

1 reference

spectral class

F7V

2 references

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

F5

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

The Tycho-2 catalogue of the 2.5 million brightest stars

7.82±0.02

1 reference

The Tycho-2 catalogue of the 2.5 million brightest stars

7.32±0.01

1 reference

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

6.402±0.023

1 reference

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

6.17±0.038

1 reference

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

6.073±0.021

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7.207707±0.002794

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luminosity

2.05±0.0071523 solar luminosity

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metallicity

0.09

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Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs

0.27

1 reference

Abundances in the local region. III. Southern F, G, and K dwarfs

0.061

1 reference

radius

1.2272983±0.0308701 solar radius

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1.247±0.053 solar radius

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Fresh view of the hot brown dwarf HD 984 B through high-resolution spectroscopy

2 references

3.54272013676 degree

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declination

−7.19911463468 degree

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effective temperature

6,490 kelvin

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Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs

6,374 kelvin

1 reference

Effective temperature scale and bolometric corrections from 2MASS photometry

reason for deprecated rank

6,315 kelvin

item/value with less precision and/or accuracy

1 reference

New constraints on the chemical evolution of the solar neighbourhood and Galactic disc(s)

6,266 kelvin

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Abundances in the local region. III. Southern F, G, and K dwarfs

6,234.3335±79.9165 kelvin

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6,479 kelvin

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6,315±89 kelvin

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surface gravity

68,000 centimetre per square second

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Spectroscopic Properties of Cool Stars (SPOCS). I. 1040 F, G, and K Dwarfs from Keck, Lick, and AAT Planet Search Programs

20,400 centimetre per square second

1 reference

Abundances in the local region. III. Southern F, G, and K dwarfs

27,000 centimetre per square second

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age estimated by a dating method

115±85 megaannum

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Discovery of a low-mass companion to the F7V star HD 984

0.08±0.12 gigaannum

1 reference