Planet HD 221416 b

Detailed information about planet HD 221416 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 221416 b

Planet Status

Confirmed

Discovered in

2019

Update

2020-03-08

Mass

0.1904 (\pm 0.0179)

M_J 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Mass*sin(i)

—

Semi-Major Axis

0.1228 (\begin{matrix} + 0.0025 \\ - 0.0026 \end{matrix})

AU 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Orbital Period

14.2767 (\pm 0.0037)

day 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Eccentricity

0.115 (\begin{matrix} + 0.034 \\ - 0.03 \end{matrix})

1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

ω

241.3 (\begin{matrix} + 34.7 \\ - 31.1 \end{matrix})

deg 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

T_peri

—

Radius

0.836 (\begin{matrix} + 0.031 \\ - 0.028 \end{matrix})

R_J 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Inclination

85.75 (\begin{matrix} + 0.36 \\ - 0.35 \end{matrix})

deg

Detection Method

Primary Transit

Mass Meas. Method

—

Radius Meas. Method

Primary Transit

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

0.728 (\begin{matrix} + 0.04 \\ - 0.049 \end{matrix})

1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Time V_r=0

—

Velocity Semiamplitude K

14.1 (\pm 1.2)

m/s 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

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 221416

Distance

95.075 (\pm 0.717)

pc 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Spectral type

K0IV/V

Apparent magnitude V

8.15

Mass

1.212 (\pm 0.074)

M_Sun 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Age

4.9 (\pm 1.1)

Gyr 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Effective temperature

5080.0 (\pm 90.0)

K 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Radius

2.943 (\pm 0.064)

R_Sun 1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Metallicity [Fe/H]

-0.08 (\pm 0.08)

1 publication

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

23:32:08.1

Dec₂₀₀₀

-21:48:05.1

Alternate Names

TOI-197

No remarks

No link

Simbad
Most recent references (ADS)

Planet HD 221416 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 HD 221416 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 TESS-Keck Survey XXI: 13 New Planets and Homogeneous Properties for 21 Subgiant Systems

Detection and characterization of planets orbiting oscillating red-giant stars with NASA's TESS mission

A Hot Saturn Orbiting An Oscillating Late Subgiant Discovered by TESS