Planet WISE J0359-5401

Detailed information about planet WISE J0359-5401 and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

WISE J0359-5401

Planet Status

Confirmed

Discovered in

2012

Update

2024-08-12

Mass

10.4 (\begin{matrix} + 1.5 \\ - 1.1 \end{matrix})

M_J 3 publications

Probing the Heights and Depths of Y Dwarf Atmospheres: A Retrieval Analysis of the JWST Spectral Energy Distribution of WISE J035934.06–540154.6
An HST survey of 33 T8 to Y1 brown dwarfs: NIR photometry and multiplicity of the coldest isolated objects
The First JWST Spectral Energy Distribution of a Y dwarf

Mass*sin(i)

—

Semi-Major Axis

—

Orbital Period

—

Eccentricity

—

ω

—

T_peri

—

Radius

0.94 (\pm 0.02)

R_J 1 publication

Probing the Heights and Depths of Y Dwarf Atmospheres: A Retrieval Analysis of the JWST Spectral Energy Distribution of WISE J035934.06–540154.6

Inclination

—

Detection Method

Imaging

Mass Meas. Method

Spectrum

Radius Meas. Method

Flux

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

— 1 publication

Probing the Heights and Depths of Y Dwarf Atmospheres: A Retrieval Analysis of the JWST Spectral Energy Distribution of WISE J035934.06–540154.6

Measured temperature

458.0

K 2 publications

The First JWST Spectral Energy Distribution of a Y dwarf
An HST survey of 33 T8 to Y1 brown dwarfs: NIR photometry and multiplicity of the coldest isolated objects

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

WISE J035934.06-540154.6

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Beiler et al. (2023) reported WISE 0359-54 as a Y dwarf. Comparison of spectrum and photometry to models originally gave: T_eff =450 K, log g=3.25 cm/s², [M/H]=−0.3, mass = 1 M_Jup and age of 20 Myr. The most up to date mass estimate is 10.4 M_Jup.

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