Planet GJ 1289 b

Detailed information about planet GJ 1289 b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

GJ 1289 b

Mass

—

Mass*sin(i)

0.01973 (\begin{matrix} + 0.00387 \\ - 0.00393 \end{matrix})

M_J 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Semi-Major Axis

0.27 (\pm 0.01)

AU 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Orbital Period

111.74 (\begin{matrix} + 0.73 \\ - 0.71 \end{matrix})

day 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Eccentricity

0.0 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

ω

0.0 deg 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

T_peri

—

Radius

—

Inclination

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

2.37 (\begin{matrix} + 0.43 \\ - 0.45 \end{matrix})

m/s 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Calculated temperature

150.0 K 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

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

No remarks

No link

Star

Name

GJ 1289

Distance

8.86 pc 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Spectral type

M4.5Ve

Apparent magnitude V

12.67

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

0.21 (\pm 0.02)

M_Sun 1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Age

—

Effective temperature

3175.0 (\pm 157.0)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

0.245 (\pm 0.0073)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

0.02 (\pm 0.1)

1 publication

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

Detected Disc

—

Magnetic Field

Yes

RA₂₀₀₀

23:43:06.3

Dec₂₀₀₀

+36:32:13.1

Alternate Names

G 130-4, LHS 4003

No remarks

No link

Simbad
Most recent references (ADS)

Planet GJ 1289 b

Planet

Basic informations 20 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 No remark

Other web pages No page

More data 2 references

Planet GJ 1289 b

Planet

Basic informations 20 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 No remark

Other web pages No page

More data 2 references

Related publications

A reliable activity proxy in SPIRou spectra of M dwarfs using machine learning

Characterizing planetary systems with SPIRou: a temperate sub-Neptune exoplanet orbiting the nearby fully-convective star GJ 1289 and a candidate around GJ 3378

The Revised TESS Input Catalog and Candidate Target List