Proxima Centauri (Q14266)

astrophysical X-ray source

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high proper-motion star

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eruptive variable star

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rotating variable star

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https://www.iau.org/public/themes/naming_stars/

inception

4850 million years BCE

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image

New shot of Proxima Centauri, our nearest neighbour.jpg
604 × 592; 68 KB

media legend

Pròxima del Centaure (centre de la imatge) vist pel [[Telescopi Espacial Hubble|Hubble]] (Catalan)

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official name

Proxima Centauri (English)

IPA transcription

/ˈprɒksɪmə sɛnˈtɔːraɪ/

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reference URL

retrieved

26 May 2024

mass

0.123±0.001 solar mass

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0.12±0.015 solar mass

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Perturbation of compact planetary systems by distant giant planets

Gliese Catalogue of Nearby Stars

catalog code

2MASS J14294291-6240465

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HIP 70890

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IRAS 14260-6227

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GJ 551

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1ES 1426-62.4

Einstein Slew survey, Version No. 1

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The second Extreme Ultraviolet Explorer source catalog

1RXS J142947.9-624058

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2EUVE J1429-62.6

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CCDM J14396-6050C

Catalog of Components of Double and Multiple Stars

1 reference

CSV 2142

Catalogue of suspected variable stars

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EUVE J1429-62.6

The first Extreme Ultraviolet Explorer source catalog

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EUVE J1430-62.6

The first Extreme Ultraviolet Explorer source catalog

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HIC 70890

Hipparcos Input Catalogue

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JP11 5155

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JP11 5156

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JP11 5187

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LFT 1110

Luyten Five-Tenths catalogue

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LHS 49

Luyten Half-Second catalogue

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LPM 526

Luyten Proper-Motion catalogue

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LTT 5721

Luyten Two-Tenths catalogue

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NLTT 37460

New Luyten Two-Tenths catalogue

1 reference

PLX 3278

General Catalogue of Trigonometric Stellar Parallaxes

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PLX 3278.00

General Catalogue of Trigonometric Stellar Parallaxes

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V645 Cen

General Catalogue of Variable Stars

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WDS J14396-6050C

Washington Double Star Catalog

1 reference

Zkh 211

1 reference

PM J14297-6240

Catalogs of proper-motion stars. I. Stars brighter than visual magnitude 15 and with annual proper motion of 1" or more

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Ci 20 861

Catalogue of proper motion stars

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PM 14263-6228

Catalogs of proper-motion stars. I. Stars brighter than visual magnitude 15 and with annual proper motion of 1" or more

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[GKL99] 301

Catalogue and bibliography of the UV Cet-type flare stars and related objects in the solar vicinity

1 reference

RX J1429.7-6240

X-ray survey of the Large Magellanic Cloud by ROSAT

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PMSC 14328-6025C

MSC - a catalogue of physical multiple stars

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Gaia DR2 5853498713160606720

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Gaia DR3 5853498713190525696

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TIC 388857263

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1.9

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https://ru.wikipedia.org/?oldid=105510453

discoverer or inventor

Robert T. A. Innes

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time of discovery or invention

1915

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constellation

Centaurus

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based on heuristic

inferred from equatorial coordinates

companion of

Alpha Centauri A

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Alpha Centauri B

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child astronomical body

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reason for deprecated rank

fictional speculation

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Proxima Centauri d

series ordinal

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distance from Earth

1.3012±0.0003 parsec

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1.295 parsec

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Perturbation of compact planetary systems by distant giant planets

1.3019 parsec

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stellar rotational velocity

2.7±0.3 kilometre per second

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Search for associations containing young stars (SACY). I. Sample and searching method

parallax

768.7±0.3 milliarcsecond

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768.5004±0.203 milliarcsecond

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768.13±1.04 milliarcsecond

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The solar neighborhood. XXXIV. a search for planets orbiting nearby M dwarfs using astrometry

769.8±6.1 milliarcsecond

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The General Catalogue of Trigonometric Stellar Parallaxes, Fourth Edition

771.64±2.6 milliarcsecond

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Validation of the new Hipparcos reduction

772.33±2.42 milliarcsecond

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The HIPPARCOS Catalogue

768.0665±0.0499 milliarcsecond

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769.66±0.83 milliarcsecond

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The Solar Neighborhood XLIV: RECONS Discoveries within 10 parsecs

declination component of proper motion

796.9±8.4 milliarcsecond per year

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The AllWISE motion survey, part 2

769.766±0.189 milliarcsecond per year

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826.9±0.6 milliarcsecond per year

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The solar neighborhood. XXXIV. a search for planets orbiting nearby M dwarfs using astrometry

765.54±2.01 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

768.16±1.82 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

769±1 milliarcsecond per year

1 reference

Southern very low mass stars and brown dwarfs in wide binary and multiple systems

870 milliarcsecond per year

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A catalogue of 1474 stars with proper motion exceeding .4"/year

772 milliarcsecond per year

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A Catalogue of 1849 Stars with Proper Motions greater than 0"5 annually (LHS)

769.465±0.051 milliarcsecond per year

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833.1±0.7 milliarcsecond per year

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The Solar Neighborhood XLIV: RECONS Discoveries within 10 parsecs

right ascension component of proper motion

−3,723±8.4 milliarcsecond per year

1 reference

The AllWISE motion survey, part 2

−3,781.306±0.085 milliarcsecond per year

1 reference

−3,761±0.6 milliarcsecond per year

1 reference

The solar neighborhood. XXXIV. a search for planets orbiting nearby M dwarfs using astrometry

−3,775.75±1.63 milliarcsecond per year

1 reference

Validation of the new Hipparcos reduction

−3,775.64±1.52 milliarcsecond per year

1 reference

The HIPPARCOS Catalogue

−3,775±2 milliarcsecond per year

1 reference

Southern very low mass stars and brown dwarfs in wide binary and multiple systems

−3,750 milliarcsecond per year

1 reference

A catalogue of 1474 stars with proper motion exceeding .4"/year

−3,730 milliarcsecond per year

1 reference

A Catalogue of 1849 Stars with Proper Motions greater than 0"5 annually (LHS)

−3,781.741±0.031 milliarcsecond per year

1 reference

−3,758±0.4 milliarcsecond per year

1 reference

The Solar Neighborhood XLIV: RECONS Discoveries within 10 parsecs

radial velocity

−22.4±0.5 kilometre per second

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Search for associations containing young stars (SACY). I. Sample and searching method

−22.4 kilometre per second

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Search for associations containing young stars (SACY). I. Sample and searching method

−20.578199±0.004684 kilometre per second

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APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

−20.578199±0.00468 kilometre per second

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APOGEE Data and Spectral Analysis from SDSS Data Release 16: Seven Years of Observations Including First Results from APOGEE-South

type of variable star

flare star

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General Catalogue of Variable Stars, 3rd ed.

rotating variable star

2 references

Rotation periods of late-type dwarf stars from time series high-resolution spectroscopy of chromospheric indicators

New Rotation Period Measurements for M Dwarfs in the Southern Hemisphere: An Abundance of Slowly Rotating, Fully Convective Stars

BY Draconis variable

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The first INTEGRAL-OMC catalogue of optically variable sources

spectral class

M6Ve

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Search for associations containing young stars (SACY). I. Sample and searching method

M7e

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Trumpeting M dwarfs with CONCH-SHELL: a catalogue of nearby cool host-stars for habitable exoplanets and life

M5V

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The solar neighborhood. XXXIV. a search for planets orbiting nearby M dwarfs using astrometry

M5.5V

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The Solar Neighborhood. VI. New Southern Nearby Stars Identified by Optical Spectroscopy

The Palomar/MSU Nearby-Star Spectroscopic Survey. I. The Northern M Dwarfs -Bandstrengths and Kinematics

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Proxima Centauri

M5.5Ve

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The late-M dwarfs

M5.5

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The effective temperature scale of M dwarfs

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M4.5

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HADES RV programme with HARPS-N at TNG. XII. The abundance signature of M dwarf stars with planets

The solar neighborhood. XXXI. Discovery of an unusual red+white dwarf binary at ~25 pc via astrometry and UV imaging

11.13

1 reference

The solar neighborhood. XXXI. Discovery of an unusual red+white dwarf binary at ~25 pc via astrometry and UV imaging

14.21

1 reference

The solar neighborhood. XXXI. Discovery of an unusual red+white dwarf binary at ~25 pc via astrometry and UV imaging

12.95

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The solar neighborhood. XXXI. Discovery of an unusual red+white dwarf binary at ~25 pc via astrometry and UV imaging

9.45

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The solar neighborhood. XXXI. Discovery of an unusual red+white dwarf binary at ~25 pc via astrometry and UV imaging

7.41

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

5.357±0.023

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

4.835±0.057

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

4.384±0.033

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8.984749±0.002845

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luminosity

0.0017 solar luminosity

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Spanish Wikipedia

https://es.wikipedia.org/w/index.php?title=Próxima_Centauri&oldid=123493706

absolute magnitude

15.49

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https://ru.wikipedia.org/?oldid=96064820

metallicity

155.5±4.5

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https://ru.wikipedia.org/?oldid=105510453

−0.04

1 reference

HADES RV programme with HARPS-N at TNG. XII. The abundance signature of M dwarf stars with planets

0.04

1 reference

Characterization of a sample of Southern M dwarfs using HARPS and X-shooter spectra

radius

0.145±0.011 solar radius

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First radius measurements of very low mass stars with the VLTI

0.141±0.021 solar radius

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Perturbation of compact planetary systems by distant giant planets

diameter

200,000±1 kilometre

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astronomic symbol image

Proxima Centauri symbol.svg
16 × 16; 442 bytes

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217.42894222160578 degree

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declination

−62.67949018907555 degree

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effective temperature

2,883 kelvin

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Trumpeting M dwarfs with CONCH-SHELL: a catalogue of nearby cool host-stars for habitable exoplanets and life

3,054 kelvin

1 reference

Stellar diameters and temperatures. II. Main-sequence K- and M-stars

reason for deprecated rank

2,900 kelvin

item/value with less precision and/or accuracy

1 reference

The effective temperature scale of M dwarfs

3,295.5±42.8333 kelvin

1 reference

3,306 kelvin

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HADES RV programme with HARPS-N at TNG. XII. The abundance signature of M dwarf stars with planets

2,810 kelvin

1 reference

Characterization of a sample of Southern M dwarfs using HARPS and X-shooter spectra

3,050±100 kelvin

1 reference

Perturbation of compact planetary systems by distant giant planets

surface gravity

100,000 centimetre per square second

1 reference

The effective temperature scale of M dwarfs

112,000 centimetre per square second

1 reference

HADES RV programme with HARPS-N at TNG. XII. The abundance signature of M dwarf stars with planets

39,000 centimetre per square second

1 reference

Characterization of a sample of Southern M dwarfs using HARPS and X-shooter spectra

age estimated by a dating method

4,850,000,000 year

1 reference

https://ru.wikipedia.org/?oldid=120161185

Commons category

Proxima Centauri

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