WISE 0855–0714

ପ୍ରସଙ୍ଗଟିଏ ଗଢ଼ନ୍ତୁ

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sub-brown dwarf located near Earth

External resources

SIMBAD ID	WISEA J085510.74-071442.5^[୧]
ଫ୍ରୀବେସ ସୂଚକ	/m/010f6p6w
Extrasolar Planets Encyclopaedia exoplanet ID	wise_j0855_0714--3930

ଦୃଷ୍ଟାନ୍ତ

sub-brown dwarf^[୨]^[୩]

mass

୪.୭୫±୩.୨୫ Jupiter mass^[୪]

catalog code

WISE J085510.83–071442.5

catalog: WISE All-sky Data Release

WISEA J085510.74-071442.5

catalog: AllWISE Data Release

ଆବିଷ୍କାରକ ବା ଉଦ୍ଭାବକ

Kevin Luhman^[୫]

ଆବିଷ୍କାର ତାରିଖ

ମାର୍ଚ୍ଚ 2013^[୬]

reason for preferred rank: referenced value

discovery method

direct imaging^[୭]

constellation

Hydra^[୮]

parent astronomical body

no value^[୭]

distance from Earth

୭.୪୩±୦.୦୩୯ ଆଲୋକ ବର୍ଷ^[୯]

criterion used: parallax

parallax

୪୩୯±୨.୪ milliarcsecond^[୯]

declination component of proper motion

୬୭୩.୨±୧.୩ milliarcsecond per year^[୯]

right ascension component of proper motion

−୮,୧୨୩.୭±୧.୩ milliarcsecond per year^[୯]

radial velocity

୮୮±୦.୬ kilometre per second^[୧୦]

spectral class

Y4V^[୯]^[୧୧]

apparent magnitude

୨୬.୫୪±୦.୨୧^[୪]

astronomical filter: Y band

୨୫.୪୫±୦.୨୪^[୪]

astronomical filter: J band

୨୩.୮୩±୦.୨୪^[୪]^[୧]

astronomical filter: H band

୧୩.୯୫±୦.୨^[୪]

astronomical filter: M band

metallicity

−୦.୨±୦.୨^[୪]

radius

୦.୯ Jupiter radius^[୭]

epoch

୧ ସେପ୍ଟେମ୍ବର ୨୦୧୬^[୯]

right ascension

୧୩୩.୭୮୦୯୮୪ degree^[୯]

declination

−୭.୨୪୩୯୩୨ degree^[୯]

effective temperature

୨୫୦±୧୦ kelvin^[୪]

surface gravity

୩୮.୨±୩.୯ metres per second squared^[୪]

age estimated by a dating method

୩.୧୫±୨.୮୫ gigaannum^[୪]

କମନ୍ସ ଶ୍ରେଣୀ

WISE 0855−0714

ଆଧାର

↑ ^୧.୦ ^୧.୧ SIMBAD
↑ ଇଂରାଜୀ ଭାଷା, https://www.stellarcatalog.com/stars/wise-0855-0714, ★ WISE 0855-0714, ୨୭ ଅପ୍ରେଲ 2024
↑ https://www.naturalhistorymag.com/bookshelf/143831/the-secret-life-of-stars-astrophysics-for-everyone, Natural History, Laurence A. Marschall, ଜୁନ 2021, The Secret Life of Stars: Astrophysics for Everyone | Natural History Magazine, ୨୭ ଅପ୍ରେଲ 2024
↑ ^୪.୦ ^୪.୧ ^୪.୨ ^୪.୩ ^୪.୪ ^୪.୫ ^୪.୬ ^୪.୭ ^୪.୮ The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy
↑ https://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425
↑ https://web.archive.org/web/20140426004939/http://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425/, https://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425, https://www.nasa.gov/news-release/nasas-spitzer-and-wise-telescopes-find-close-cold-neighbor-of-sun/
↑ ^୭.୦ ^୭.୧ ^୭.୨ Extrasolar Planets Encyclopaedia
↑ inferred from equatorial coordinates
↑ ^୯.୦ ^୯.୧ ^୯.୨ ^୯.୩ ^୯.୪ ^୯.୫ ^୯.୬ ^୯.୭ The Field Substellar Mass Function Based on the Full-sky 20 pc Census of 525 L, T, and Y Dwarfs
↑ Preliminary trigonometric parallaxes of 184 late-T and Y dwarfs and an analysis of the field substellar mass function into the "planetary" mass regime
↑ http://www.pas.rochester.edu/~emamajek/EEM_dwarf_UBVIJHK_colors_Teff.txt

[r8616f5bb-1] ୧.୦ ^୧.୧ SIMBAD

[r70bde633-2] ଇଂରାଜୀ ଭାଷା, https://www.stellarcatalog.com/stars/wise-0855-0714, ★ WISE 0855-0714, ୨୭ ଅପ୍ରେଲ 2024

[r617ffec8-3] ttps://www.naturalhistorymag.com/bookshelf/143831/the-secret-life-of-stars-astrophysics-for-everyone, Natural History, Laurence A. Marschall, ଜୁନ 2021, The Secret Life of Stars: Astrophysics for Everyone | Natural History Magazine, ୨୭ ଅପ୍ରେଲ 2024

[r533b2964-4] ୪.୦ ^୪.୧ ^୪.୨ ^୪.୩ ^୪.୪ ^୪.୫ ^୪.୬ ^୪.୭ ^୪.୮ The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy

[r1e02147f-5] ttps://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425

[ra144cfaa-6] ttps://web.archive.org/web/20140426004939/http://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425/, https://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425, https://www.nasa.gov/news-release/nasas-spitzer-and-wise-telescopes-find-close-cold-neighbor-of-sun/

[ra708a8d9-7] ୭.୦ ^୭.୧ ^୭.୨ Extrasolar Planets Encyclopaedia

[r9bf4af7f-8] rred from equatorial coordinates

[re38877bd-9] ୯.୦ ^୯.୧ ^୯.୨ ^୯.୩ ^୯.୪ ^୯.୫ ^୯.୬ ^୯.୭ The Field Substellar Mass Function Based on the Full-sky 20 pc Census of 525 L, T, and Y Dwarfs

[r9825d3bd-10] Preliminary trigonometric parallaxes of 184 late-T and Y dwarfs and an analysis of the field substellar mass function into the "planetary" mass regime

[r55aed7ad-11] ttp://www.pas.rochester.edu/~emamajek/EEM_dwarf_UBVIJHK_colors_Teff.txt

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