Planet HIP 90988 Ab

Detailed information about planet HIP 90988 Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

HIP 90988 Ab

Mass

—

Mass*sin(i)

1.96 (\pm 0.09)

M_J 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Semi-Major Axis

1.26 (\pm 0.01)

AU 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Orbital Period

453.9 (\pm 2.0)

day 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Eccentricity

0.08 (\pm 0.05)

1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

ω

161.6 (\pm 23.9)

deg 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

T_peri

2455309.2 (\pm 30.2)

JD 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Radius

—

Inclination

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

43.6 (\pm 2.1)

m/s 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Calculated temperature

—

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

HIP 90988 A

Distance

94.29 (\pm 0.5)

pc 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Spectral type

K1III

Apparent magnitude V

7.8

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.3 (\pm 0.08)

M_Sun 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Age

—

Effective temperature

4884.0 (\pm 58.0)

K 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Radius

3.94 (\pm 0.04)

R_Sun 1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Metallicity [Fe/H]

0.17 (\pm 0.06)

1 publication

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

18:33:33.0

Dec₂₀₀₀

-50:12:42.0

Alternate Names

—

Feng et al. (2020) detect an outer low-mass companion star (m_B = 101 M_Jup) in eccentric orbit (a = 7.486 AUs, e = 0.289).

No link

Simbad
Most recent references (ADS)

Planet HIP 90988 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 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Planet HIP 90988 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 1 planet

Remarks Some remarks

Other web pages No page

More data 2 references

Related publications

Sub-Jupiter Gas Giants Orbiting Giant Stars Uncovered using a Bayesian Framework

3D Selection of 167 Substellar Companions to Nearby Stars

Four Jovian planets around low-luminosity giant stars observed by the EXPRESS and PPPS

The future influence of six exoplanets on the envelope properties of their parent stars on the giant branches