WISEPC J121756.91+162640.2 (Q5098293)

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1 reference

0.03±0.005 solar mass

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Resolved spectroscopy of the T8.5 and Y0-0.5 binary WISEPC J121756.91+162640.2AB

catalog code

WDS J12179+1627AB

catalog

inferred from equatorial coordinates

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child astronomical body

WISE J1217+1626B

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distance from Earth

7.1 parsec

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Further defining spectral type "Y" and exploring the low-mass end of the field brown dwarf mass function

6.7 parsec

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The first hundred brown dwarfs discovered by the Wide-field Infrared Survey Explorer (WISE)

10±2 parsec

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Resolved spectroscopy of the T8.5 and Y0-0.5 binary WISEPC J121756.91+162640.2AB

parallax

113±12 milliarcsecond

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The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy

104.4±4.7 milliarcsecond

1 reference

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

declination component of proper motion

−1,497±279 milliarcsecond per year

1 reference

The first hundred brown dwarfs discovered by the Wide-field Infrared Survey Explorer (WISE)

−1,278±10 milliarcsecond per year

1 reference

The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy

−1,252.2±1.5 milliarcsecond per year

1 reference

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

right ascension component of proper motion

935±269 milliarcsecond per year

1 reference

The first hundred brown dwarfs discovered by the Wide-field Infrared Survey Explorer (WISE)

760±11 milliarcsecond per year

1 reference

The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy

758.1±1.7 milliarcsecond per year

1 reference

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

spectral class

T9

2 references

The first hundred brown dwarfs discovered by the Wide-field Infrared Survey Explorer (WISE)

Spitzer photometry of WISE-selected brown dwarf and hyper-luminous infrared galaxy candidates

T9+Y0

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Two extraordinary substellar binaries at the T/Y transition and the y-band fluxes of the coolest brown dwarfs

T8.5

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GTC OSIRIS z-band imaging of Y dwarfs

17.83±0.02

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GTC OSIRIS z-band imaging of Y dwarfs

18.18±0.05

1 reference

The Y-type Brown Dwarfs: Estimates of Mass and Age from New Astrometry, Homogenized Photometry, and Near-infrared Spectroscopy

21.1±0.12

1 reference

GTC OSIRIS z-band imaging of Y dwarfs

21.6±3

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19.0

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WISE 1217+16 A b

radius

0.091±0.004 solar radius

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Resolved spectroscopy of the T8.5 and Y0-0.5 binary WISEPC J121756.91+162640.2AB

epoch

J2000.0

3 references

The first hundred brown dwarfs discovered by the Wide-field Infrared Survey Explorer (WISE)

WISE All-sky Data Release

right ascension

184.487117000 degree

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WISE All-sky Data Release

declination

16.444677000 degree

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WISE All-sky Data Release

effective temperature

575±25 kelvin

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Resolved spectroscopy of the T8.5 and Y0-0.5 binary WISEPC J121756.91+162640.2AB

age estimated by a dating method

6±2 gigaannum

1 reference

Resolved spectroscopy of the T8.5 and Y0-0.5 binary WISEPC J121756.91+162640.2AB

has part(s)

NAME WISE J1217+1626A

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WISE J1217+1626B

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