Planet HD 204941 Ab

Detailed information about planet HD 204941 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 204941 Ab

Planet Status

Confirmed

Discovered in

2011

Update

2024-08-04

Mass

0.266 (\begin{matrix} + 0.032 \\ - 0.032 \end{matrix})

M_J

Mass*sin(i)

0.266 (\begin{matrix} + 0.032 \\ - 0.032 \end{matrix})

M_J 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

Semi-Major Axis

2.56 (\pm 0.08)

AU 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

Orbital Period

1733.0 (\pm 74.0)

day 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

Eccentricity

0.37 (\pm 0.08)

1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

ω

228.0 (\pm 18.0)

deg 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

T_peri

2456015.0 (\pm 92.0)

JD 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

Radius

—

Inclination

—

Detection Method

Radial Velocity

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

—

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

HD 204941 A

Distance

28.7165 (\pm 0.061)

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

K2V

Apparent magnitude V

8.45

Mass

0.83 (\pm 0.1)

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

6.67 (\pm 0.77)

Gyr 1 publication

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation

Effective temperature

5016.12 (\pm 114.577)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

0.792 (\pm 0.045)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.197 (\pm 0.0166)

1 publication

The Revised TESS Input Catalog and Candidate Target List

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

21:32:24.0

Dec₂₀₀₀

-20:57:27.0

Alternate Names

—

An early M dwarf companion star lies 1606 AUs away.

No link

Simbad
Most recent references (ADS)

Planet HD 204941 Ab

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 Some remarks

Other web pages No page

More data 2 references

Planet HD 204941 Ab

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 Some remarks

Other web pages No page

More data 2 references

Related publications

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

Multiplicity of stars with planets in the solar neighbourhood

The Revised TESS Input Catalog and Candidate Target List

A Uniformly Derived Catalogue of Exoplanets from Radial Velocities

The Exoplanet Handbook

The HARPS search for southern extra-solar planets. XXX. Planetary systems around stars with solar-like magnetic cycles and short-term activity variation