Planet 2MASS J2140+1625 b

Detailed information about planet 2MASS J2140+1625 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

2MASS J2140+1625 b

Planet Status

Confirmed

Discovered in

2002

Update

2024-08-28

Mass

20.0 (\begin{matrix} + 80.0 \\ - 20.0 \end{matrix})

M_J 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Mass*sin(i)

—

Semi-Major Axis

3.53 (\begin{matrix} + 0.15 \\ - 0.15 \end{matrix})

AU 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Orbital Period

7340.0 (\begin{matrix} + 584.0 \\ - 584.0 \end{matrix})

day 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Eccentricity

0.26 (\pm 0.06)

1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

ω

223.0 (\begin{matrix} + 47.0 \\ - 47.0 \end{matrix})

deg 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

T_peri

—

Radius

0.92 (\begin{matrix} + 0.39 \\ - 0.39 \end{matrix})

R_J 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Inclination

46.2 (\begin{matrix} + 8.7 \\ - 8.7 \end{matrix})

deg 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Detection Method

Imaging

Mass Meas. Method

—

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 J21402931+1625183 b, CLO 2 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

No link

Star

Name

2MASS J2140+1625

Distance

25.0 (\pm 10.0)

pc 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Spectral type

M8V

Apparent magnitude V

—

Mass

0.08 (\pm 0.06)

M_Sun 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Age

—

Effective temperature

2300.0 (\pm 80.0)

K 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Radius

0.1 (\begin{matrix} + 0.043 \\ - 0.043 \end{matrix})

R_Sun 1 publication

High-precision Dynamical Masses of Very Low Mass Binaries

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

21:40:29.0

Dec₂₀₀₀

+16:25:18.0

Alternate Names

2MASS J21402931+1625183, CLO 2

No remarks

No link

Simbad
Most recent references (ADS)

Planet 2MASS J2140+1625 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Planet 2MASS J2140+1625 b

Planet

Basic informations 28 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 13 parameters

Planetary system 1 planet

Remarks No remark

Other web pages No page

More data 2 references

Related publications

The Exoplanet Handbook

High-precision Dynamical Masses of Very Low Mass Binaries

An Adaptive Optics Survey of M8-M9 Stars: Discovery of Four Very Low Mass Binaries with at Least One System Containing a Brown Dwarf Companion