Planet HD 131399 A b

Detailed information about planet HD 131399 A b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 131399 A b

Planet Status

Retracted

Discovered in

2016

Publication Status

—

Update

2017-06-08

Mass

4.0 (\begin{matrix} + 1.0 \\ - 1.0 \end{matrix})

M_J 1 publication

Direct Imaging Discovery of a Jovian Exoplanet Within a Triple Star System

Mass*sin(i)

—

Semi-Major Axis

80.0 (\pm 25.0)

AU 1 publication

Direct Imaging Discovery of a Jovian Exoplanet Within a Triple Star System

Orbital Period

—

Eccentricity

0.35 (\pm 0.25)

1 publication

Direct Imaging Discovery of a Jovian Exoplanet Within a Triple Star System

Angular distance

—

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

850.0 K 1 publication

Direct Imaging Discovery of a Jovian Exoplanet Within a Triple Star System

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Reference
CH4
CH4	Measurements	Detected	2016 - WAGNER K.
H2O
H2O	Measurements	Detected	2016 - WAGNER K.

No remarks

No link

Star

Name

HD 131399A

Distance

98.0 pc

Spectral type

A1V

Apparent magnitude V

7.07

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

—

Age

—

Effective temperature

—

Radius

—

Metallicity [Fe/H]

—

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

14:54:25.0

Dec₂₀₀₀

-34:08:34.0

Alternate Names

—

No remarks

No link

Simbad
Most recent references (ADS)

Planet HD 131399 A b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 2 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet HD 131399 A b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 2 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Candidate exoplanet host HD131399A: a nascent Am star

Space Technology for Directly Imaging and Characterizing Exo-Earths

Formation of Wide-orbit Gas Giants Near the Stability Limit in Multi-stellar Systems

Evidence that the Directly-Imaged Planet HD 131399 Ab is a Background Star

Discovery of a stellar companion to HD 131399A

Direct Imaging Discovery of a Jovian Exoplanet Within a Triple Star System

The unstable fate of the planet orbiting the A-star in the HD 131399 triple stellar system