WISE 0855–0714

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sub-brown dwarf located near Earth

External resources

SIMBAD ID
Freebase ಐಡಿ
Extrasolar Planets Encyclopaedia exoplanet ID

ಉದಾಹರಣೆಗೆ

sub-brown dwarf[೨][೩]

mass

೪.೭೫±೩.೨೫ Jupiter mass[೪]

catalog code

WISE J085510.83–071442.5

catalog: WISE All-sky Data Release

WISEA J085510.74-071442.5

catalog: AllWISE Data Release

discoverer or inventor

Kevin Luhman[೫]

ಕಂಡುಹಿಡಿದ ಸಮಯ

ಮಾರ್ಚ್ 2013[೬]

reason for preferred rank: referenced value

discovery method

direct imaging[೭]

constellation

Hydra[೮]

parent astronomical body

no value[೭]

distance from Earth

೭.೪೩±೦.೦೩೯ ಜ್ಯೋತಿರ್ವರ್ಷ[೯]

criterion used: parallax

parallax

೪೩೯±೨.೪ milliarcsecond[೯]

declination component of proper motion

೬೭೩.೨±೧.೩ milliarcsecond per year[೯]

right ascension component of proper motion

−೮,೧೨೩.೭±೧.೩ milliarcsecond per year[೯]

radial velocity

೮೮±೦.೬ kilometre per second[೧೦]

spectral class

apparent magnitude

೨೬.೫೪±೦.೨೧[೪]

astronomical filter: Y band

೨೫.೪೫±೦.೨೪[೪]

astronomical filter: J band

೨೩.೮೩±೦.೨೪[೪][೧]

astronomical filter: H band

೧೩.೯೫±೦.೨[೪]

astronomical filter: M band

metallicity

−೦.೨±೦.೨[೪]

radius

೦.೯ Jupiter radius[೭]

epoch

೧ ಸೆಪ್ಟೆಂಬರ್ ೨೦೧೬[೯]

right ascension

೧೩೩.೭೮೦೯೮೪ degree[೯]

declination

−೭.೨೪೩೯೩೨ degree[೯]

effective temperature

೨೫೦±೧೦ ಕೆಲ್ವಿನ್[೪]

surface gravity

೩೮.೨±೩.೯ metre per square second[೪]

age estimated by a dating method

೩.೧೫±೨.೮೫ gigaannum[೪]

ಕಾಮನ್ಸ್ ವರ್ಗ

WISE 0855−0714

Reference

  1. ೧.೦ ೧.೧ SIMBAD
  2. ಆಂಗ್ಲ, https://www.stellarcatalog.com/stars/wise-0855-0714, ★ WISE 0855-0714, ೨೭ ಏಪ್ರಿಲ್ 2024
  3. https://www.naturalhistorymag.com/bookshelf/143831/the-secret-life-of-stars-astrophysics-for-everyone, Natural History, Laurence A. Marschall, ಜೂನ್ 2021, The Secret Life of Stars: Astrophysics for Everyone | Natural History Magazine, ೨೭ ಏಪ್ರಿಲ್ 2024
  4. ೪.೦ ೪.೧ ೪.೨ ೪.೩ ೪.೪ ೪.೫ ೪.೬ ೪.೭ ೪.೮ The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy
  5. https://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425
  6. 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/, https://web.archive.org/web/20140426004939/http://www.nasa.gov/jpl/wise/spitzer-coldest-brown-dwarf-20140425/
  7. ೭.೦ ೭.೧ ೭.೨ Extrasolar Planets Encyclopaedia
  8. inferred from equatorial coordinates
  9. ೯.೦ ೯.೧ ೯.೨ ೯.೩ ೯.೪ ೯.೫ ೯.೬ ೯.೭ The Field Substellar Mass Function Based on the Full-sky 20 pc Census of 525 L, T, and Y Dwarfs
  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
  11. http://www.pas.rochester.edu/~emamajek/EEM_dwarf_UBVIJHK_colors_Teff.txt
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