Planet HAT-P-67 Ab

Detailed information about planet HAT-P-67 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HAT-P-67 Ab

Planet Status

Confirmed

Discovered in

2017

Publication Status

—

Update

2025-04-22

Mass

0.45 (\pm 0.15)

M_J 2 publications

A Revised Density Estimate for the Largest Known Exoplanet, HAT-P-67 b
HAT-P-67b: An Extremely Low Density Saturn Transiting an F-Subgiant Confirmed via Doppler Tomography

Mass*sin(i)

—

Semi-Major Axis

0.06505 (\begin{matrix} + 0.00273 \\ - 0.00079 \end{matrix})

AU 1 publication

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Orbital Period

4.8101088 (\pm 2e-06)

day 1 publication

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Eccentricity

0.24 (\pm 0.12)

Angular distance

—

ω

172.0 (\begin{matrix} + 31.0 \\ - 43.0 \end{matrix})

deg

T_peri

—

Radius

2.14 (\pm 0.025)

R_J 2 publications

A Revised Density Estimate for the Largest Known Exoplanet, HAT-P-67 b
Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Inclination

85.0 (\pm 0.3)

deg 1 publication

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Detection Method

Primary Transit

Mass Meas. Method

Radial Velocity

Radius Meas. Method

Primary Transit

Primary transit

2458958.08046 (\pm 0.00025)

JD 1 publication

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Secondary transit

—

λ

—

Impact Parameter b

0.45 (\pm 0.02)

1 publication

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Time V_r=0

—

Velocity Semiamplitude K

52.0 (\begin{matrix} + 0.0 \\ - 52.0 \end{matrix})

m/s 1 publication

HAT-P-67b: An Extremely Low Density Saturn Transiting an F-Subgiant Confirmed via Doppler Tomography

Calculated temperature

1903.0 K

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

BD+44 2654 b, TOI-2014.01

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

HAT-P-67 A

Distance

371.686 (\begin{matrix} + 3.563 \\ - 3.497 \end{matrix})

pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

F5IV

Apparent magnitude V

10.69

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.292 (\begin{matrix} + 0.26 \\ - 0.157 \end{matrix})

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

1.24 (\begin{matrix} + 0.27 \\ - 0.22 \end{matrix})

Gyr 1 publication

HAT-P-67b: An Extremely Low Density Saturn Transiting an F-Subgiant Confirmed via Doppler Tomography

Effective temperature

6417.0 (\begin{matrix} + 102.4 \\ - 142.7 \end{matrix})

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

2.648 (\begin{matrix} + 0.112 \\ - 0.122 \end{matrix})

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

-0.08 (\pm 0.04)

1 publication

HAT-P-67b: An Extremely Low Density Saturn Transiting an F-Subgiant Confirmed via Doppler Tomography

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

17:06:27.0

Dec₂₀₀₀

+44:46:37.0

Alternate Names

BD+44 2654, TOI-2014

An M dwarf companion star lies 3387 AUs away.

No link

Simbad
Most recent references (ADS)

Planet HAT-P-67 Ab

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Planet HAT-P-67 Ab

Planet

Basic informations 30 parameters

Atmospheric parameters : Temperatures 0 temperatures

Atmospheric parameters : Molecules 0 molecules

Remarks No remark

Other web pages No page

Star

Basic informations 17 parameters

Planetary system 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

A Revised Density Estimate for the Largest Known Exoplanet, HAT-P-67 b

A high stellar multiplicity rate amongst TESS planet candidates in the Neptunian desert using Gaia DR3 astrometry

Cold dayside winds shape large leading streams in evaporating exoplanet atmospheres

A Large and Variable Leading Tail of Helium in a Hot Saturn Undergoing Runaway Inflation

The GAPS Programme at TNG. XXX: Characterization of the low-density gas giant HAT-P-67 b with GIARPS

Precise Transit Photometry Using TESS II: Revisiting 28 Additional Transiting Systems With Updated Physical Properties

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

Transmission spectroscopy of the lowest-density gas giant: metals and a potential extended outflow in HAT-P-67b

Very wide companion fraction from Gaia DR2: A weak or no enhancement for hot Jupiter hosts, and a strong enhancement for contact binaries

The Revised TESS Input Catalog and Candidate Target List

HAT-P-67b: An Extremely Low Density Saturn Transiting an F-Subgiant Confirmed via Doppler Tomography