Planet CWISEP J1935-1546 b

Detailed information about planet CWISEP J1935-1546 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

CWISEP J1935-1546 b

Planet Status

Confirmed

Discovered in

2025

Publication Status

—

Update

2025-08-26

Mass

15.0 (\begin{matrix} + 9.0 \\ - 8.0 \end{matrix})

M_J 1 publication

Discovery of the Second Y+Y Dwarf Binary System: CWISEP J193518.59-154620.3

Mass*sin(i)

—

Semi-Major Axis

2.48 (\begin{matrix} + 0.27 \\ - 0.11 \end{matrix})

AU 1 publication

Discovery of the Second Y+Y Dwarf Binary System: CWISEP J193518.59-154620.3

Orbital Period

8030.0 (\pm 2190.0)

day 1 publication

Discovery of the Second Y+Y Dwarf Binary System: CWISEP J193518.59-154620.3

Eccentricity

—

Angular distance

0.172 arcsec

ω

—

T_peri

—

Radius

—

Inclination

—

Detection Method

Imaging

Mass Meas. Method

Spectrum

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

390.0 (\pm 30.0)

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

CWISEP J193518.59-154620.3 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

De Furio et al. (2025): Spectral type Y1. Age 1-10 Gyr.

No link

System without star

Distance

14.43 (\begin{matrix} + 0.84 \\ - 0.74 \end{matrix})

RA₂₀₀₀

19:35:18.7

Dec₂₀₀₀

-15:46:20.4

Planet CWISEP J1935-1546 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

System without star

System informations 3 parameters

Planet CWISEP J1935-1546 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

System without star

System informations 3 parameters

Related publications

The Coldest Known Y Dwarfs: Estimates of their Effective Temperatures

Diversity of Cold Worlds: Predicted Near-to-mid-infrared Spectral Signatures of a Cold Brown Dwarf with Potential Auroral Heating

Discovery of the Second Y+Y Dwarf Binary System: CWISEP J193518.59-154620.3