Planet 2MASS J1154-3400

Detailed information about planet 2MASS J1154-3400 and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

2MASS J1154-3400

Planet Status

Confirmed

Discovered in

2003

Update

2024-07-16

Mass

6.4 (\begin{matrix} + 5.0 \\ - 2.9 \end{matrix})

M_J 1 publication

Uniform Forward-modeling Analysis of Ultracool Dwarfs. III. Late-M and L Dwarfs in Young Moving Groups, the Pleiades, and the Hyades

Mass*sin(i)

—

Semi-Major Axis

—

Orbital Period

—

Eccentricity

—

ω

—

T_peri

—

Radius

1.284 (\pm 0.015)

R_J 1 publication

Uniform Forward-modeling Analysis of Ultracool Dwarfs. III. Late-M and L Dwarfs in Young Moving Groups, the Pleiades, and the Hyades

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

2581.0 (\begin{matrix} + 52.0 \\ - 49.0 \end{matrix})

K 1 publication

Uniform Forward-modeling Analysis of Ultracool Dwarfs. III. Late-M and L Dwarfs in Young Moving Groups, the Pleiades, and the Hyades

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

2MASS J11544223-3400390

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Spectral type L0.

No link

System without star

Distance

38.3 (\pm 0.4)

RA₂₀₀₀

11:54:42.2

Dec₂₀₀₀

-34:00:39.1

Planet 2MASS J1154-3400

Planet

Basic informations 28 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 2MASS J1154-3400

Planet

Basic informations 28 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

Uniform Forward-modeling Analysis of Ultracool Dwarfs. III. Late-M and L Dwarfs in Young Moving Groups, the Pleiades, and the Hyades

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime

Multiplicity of nearby free-floating ultracool dwarfs: a Hubble Space Telescope WFPC2 search for companions