Planet HD 208487 e

Detailed information about planet HD 208487 e and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 208487 e

Planet Status

Candidate

Discovered in

2025

Publication Status

Published in a refereed paper

Update

2025-08-19

Mass

—

Mass*sin(i)

0.121

M_J

Semi-Major Axis

0.11 AU 1 publication

About putative Neptune-like extrasolar planetary candidates

Orbital Period

14.496 day 1 publication

About putative Neptune-like extrasolar planetary candidates

Eccentricity

0.43 1 publication

About putative Neptune-like extrasolar planetary candidates

Angular distance

—

ω

27.6 deg 1 publication

About putative Neptune-like extrasolar planetary candidates

T_peri

—

Radius

—

Inclination

—

Detection Method

Radial Velocity

Mass Meas. Method

Radial Velocity

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

10.47 m/s 1 publication

About putative Neptune-like extrasolar planetary candidates

Calculated temperature

—

Measured temperature

—

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	Result Value	Result Figure	Notes	Reference

Actually “HD 208487 c” or “d” according to detection chronology since reported in 2005. Associated signal could be an alias of rotation period.

No link

Star

Name

HD 208487

Distance

44.88 pc 1 publication

Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Spectral type

F8V

Apparent magnitude V

7.48

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.15 (\pm 0.04)

M_Sun 1 publication

Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Age

1.95 (\begin{matrix} + 1.41 \\ - 1.11 \end{matrix})

Gyr 2 publications

On the Ages of Exoplanet Host Stars
Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Effective temperature

6134.0 (\begin{matrix} + 54.0 \\ - 50.0 \end{matrix})

K 2 publications

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ~14000 F and G dwarfs.
Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Radius

1.16 (\pm 0.02)

R_Sun 2 publications

The Planet-Metallicity Correlation.
Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Metallicity [Fe/H]

0.09 (\pm 0.04)

1 publication

Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

21:57:19.0

Dec₂₀₀₀

-37:45:49.0

Alternate Names

No remarks

No link

Simbad
Most recent references (ADS)

Planet HD 208487 e

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet HD 208487 e

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks Some remarks

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 3 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

Destruction of "Peas in a Pod?" A Candidate Multi-planet System Around the Nearby, Bright Star, HD208487

About putative Neptune-like extrasolar planetary candidates

On the Ages of Exoplanet Host Stars

The Planet-Metallicity Correlation.

The Geneva-Copenhagen survey of the Solar neighbourhood. Ages, metallicities, and kinematic properties of ~14000 F and G dwarfs.