Planet 2MASS J0838+1511 B

Detailed information about planet 2MASS J0838+1511 B and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

2MASS J0838+1511 B

Planet Status

Confirmed

Discovered in

2013

Update

2024-06-29

Mass

18.0 (\pm 5.0)

M_J 1 publication

Discovery of a Visual T-Dwarf Triple System and Binarity at the L/T Transition

Mass*sin(i)

—

Semi-Major Axis

27.0 (\pm 5.0)

AU 1 publication

Discovery of a Visual T-Dwarf Triple System and Binarity at the L/T Transition

Orbital Period

—

Eccentricity

—

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

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

2MASS J08381155+1511155 B

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

03 Jul 2021
Radigan et al. (2013) give two possible valors of the objet mass, depending on the age of the system: 55 M_Jup for 3 Gyr, or 18 5M_Jup for 300 Myr. Spectral type T3±1. The brown dwarf forms a binary subsystem with component C 2.5 AUs away.

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