Planet HD 5278 Ab

Detailed information about planet HD 5278 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HD 5278 Ab

Mass

0.0245 (\pm 0.0044)

M_J 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Mass*sin(i)

—

Semi-Major Axis

0.12 (\pm 0.0031)

AU 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Orbital Period

14.339186 (\pm 2.6e-05)

day 2 publications

A homogeneous transit-timing-variation investigation of all TESS systems with a confirmed single-transiting planet
A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Eccentricity

0.08 (\begin{matrix} + 0.09 \\ - 0.05 \end{matrix})

1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

ω

134.5 (\begin{matrix} + 34.0 \\ - 278.0 \end{matrix})

deg 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

T_peri

—

Radius

0.2186 (\pm 0.0045)

R_J 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Inclination

89.27 (\pm 0.48)

deg 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Primary transit

2458680.69932 (\pm 0.00083)

JD 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Secondary transit

—

λ

—

Impact Parameter b

0.28 (\pm 0.16)

2 publications

A homogeneous transit-timing-variation investigation of all TESS systems with a confirmed single-transiting planet
A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Time V_r=0

—

Velocity Semiamplitude K

1.93 (\pm 0.35)

m/s 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Calculated temperature

943.0 (\pm 13.0)

K 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Measured temperature

—

Hottest point longitude

—

Surface gravity log(g/g_H)

—

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Star

Name

HD 5278 A

Distance

56.12 (\pm 0.83)

pc 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Spectral type

F8V

Apparent magnitude V

8.0

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.126 (\pm 0.036)

M_Sun 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Age

3.0 (\pm 1.1)

Gyr 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Effective temperature

6203.0 (\pm 64.0)

K 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Radius

1.194 (\pm 0.017)

R_Sun 1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Metallicity [Fe/H]

-0.12 (\pm 0.04)

1 publication

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

00:50:10.0

Dec₂₀₀₀

-83:44:38.0

Alternate Names

TOI-130, TOI-130 A

Mugrauer & Michel (2020) report an M dwarf companion star 130 AUs away.

No link

Simbad
Most recent references (ADS)

Planet HD 5278 Ab

Planet

Basic informations 20 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 2 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Planet HD 5278 Ab

Planet

Basic informations 20 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 2 planets

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

A homogeneous transit-timing-variation investigation of all TESS systems with a confirmed single-transiting planet

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

BICEPS: An improved characterization model for low- and intermediate-mass exoplanets

HADES RV Programme with HARPS-N at TNG XV. Planetary occurrence rates around early-M dwarfs

A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around the bright late-F dwarf HD 5278 (TOI-130)

Gaia search for stellar companions of TESS Objects of Interest