(Q81907001)

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

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

unconfirmed exoplanet

2 references

Catalogue of exoplanets accessible in reflected starlight to the Nancy Grace Roman Space Telescope

part of

WISEPC J121756.91+162640.2

2 references

Washington Double Star Catalog

mass

22±2 Jupiter mass

1 reference

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

catalog code

WISE J1217+1626B

1 reference

Washington Double Star Catalog

WDS J12179+1627B

catalog

1 reference

time of discovery or invention

October 2012

1 reference

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

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

2 references

inferred from equatorial coordinates

constellation

Coma Berenices

1 reference

based on heuristic

parent astronomical body

WISEPC J121756.91+162640.2

2 references

Catalogue of exoplanets accessible in reflected starlight to the Nancy Grace Roman Space Telescope

no value

1 reference

distance from Earth

10±2 parsec

1 reference

orbital period

47,400±80,000 day

1 reference

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

semi-major axis of an orbit

7.6 astronomical unit

1 reference

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

8±1.3 astronomical unit

1 reference

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

parallax

113±12 milliarcsecond

2 references

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

declination component of proper motion

−1,278±10 milliarcsecond per year

2 references

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

right ascension component of proper motion

760±11 milliarcsecond per year

2 references

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

spectral class

Y0

1 reference

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

20.08±0.03

1 reference

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

20.51±0.06

astronomical filter

H band

1 reference

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

21.1±0.12

astronomical filter

K band

1 reference

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

radius

0.934±0.029 Jupiter radius

1 reference

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

0.96±0.03 Jupiter radius

1 reference

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

epoch

J2000.0

4 references

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

right ascension

184.487117000 degree

2 references

WISE All-sky Data Release

declination

16.444677000 degree

2 references

WISE All-sky Data Release