Planet TOI-1209 b

Detailed information about planet TOI-1209 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

TOI-1209 b

Planet Status

Candidate

Discovered in

2019

Publication Status

Announced on a website

Update

2026-02-26

Mass

—

Mass*sin(i)

—

Semi-Major Axis

—

Orbital Period

40.71993880188 (\pm 0.000127)

day

Eccentricity

0.551 (\begin{matrix} + 0.202 \\ - 0.167 \end{matrix})

1 publication

The Orbital Eccentricity--Radius Distribution for Warm, Single Planets in TESS

Angular distance

—

ω

—

T_peri

—

Radius

0.2346 (\begin{matrix} + 0.0152 \\ - 0.0161 \end{matrix})

R_J 1 publication

The Orbital Eccentricity--Radius Distribution for Warm, Single Planets in TESS

Inclination

—

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

Primary Transit

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

TOI-1209.01, HD 268805 b

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

No remarks

https://exofop.ipac.caltech.edu/tess/target.php?id=30037565

Star

Name

TOI-1209

Distance

173.83 (\pm 0.86)

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

G0IV

Apparent magnitude V

10.2

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.08 (\pm 0.137)

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

—

Effective temperature

5914.0 (\pm 109.8)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

1.56 (\pm 0.067)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.2 (\pm 0.0636)

1 publication

The Revised TESS Input Catalog and Candidate Target List

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

04:54:09.9

Dec₂₀₀₀

-70:22:45.5

Alternate Names

HD 268805

No remarks

No link

Simbad
Most recent references (ADS)

Planet TOI-1209 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages Some pages

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks No remark

Other web pages No page

More data 2 references

Planet TOI-1209 b

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages Some pages

Star

Basic informations 17 parameters

Planetary system 0 planets

Remarks No remark

Other web pages No page

More data 2 references

Related publications

The Orbital Eccentricity--Radius Distribution for Warm, Single Planets in TESS

The Revised TESS Input Catalog and Candidate Target List