Planet HD 130948 B

Detailed information about planet HD 130948 B and its parameters.

Planet parameters Publications Observability Predictor Exo3D

Planet

Name

HD 130948 B

Planet Status

Confirmed

Discovered in

2002

Publication Status

—

Update

2024-07-05

Mass

59.8 (\pm 0.6)

M_J 2 publications

High Spatial Resolution Thermal Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC
Individual Dynamical Masses of Ultracool Dwarfs

Mass*sin(i)

—

Semi-Major Axis

1100.0 AU 1 publication

Orbital motion of the binary brown dwarf companions HD 130948 BC around their host star

Orbital Period

12811500.0 day 1 publication

Orbital motion of the binary brown dwarf companions HD 130948 BC around their host star

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

1.0 (\pm 0.01)

R_J 1 publication

High Spatial Resolution Thermal Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC

Inclination

95.7 (\pm 0.2)

deg 1 publication

On the distribution of orbital eccentricities for very low-mass binaries

Detection Method

Imaging, Astrometry

Mass Meas. Method

Spectrum

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1950.0 (\pm 30.0)

K 2 publications

High Spatial Resolution Thermal Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC
Individual Dynamical Masses of Ultracool Dwarfs

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

HD 130948 Ba, GJ 564 B

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Spectral type L4 ±1.0. HD 130948 B forms an eccentric, nearly equal-mass binary system with HD 130948 C.

No link

Star

Name

HD 130948

Distance

18.2031 (\pm 0.0228)

pc 2 publications

Cloud Properties of Brown Dwarf Binaries Across the L/T Transition
The Revised TESS Input Catalog and Candidate Target List

Spectral type

F9/G0V

Apparent magnitude V

5.87

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.12 (\pm 0.143)

M_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Age

0.5 (\pm 0.07)

Gyr 2 publications

Hokupa'a-Gemini discovery of two ultracool companions to the young star HD 130948
High Spatial Resolution Thermal Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC

Effective temperature

6030.0 (\pm 106.3)

K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

1.022 (\pm 0.041)

R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

0.06 (\pm 0.1)

1 publication

The Revised TESS Input Catalog and Candidate Target List

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

14:50:15.8

Dec₂₀₀₀

+23:54:42.6

Alternate Names

HP Boo, GJ 564 A, POT 1 A

No remarks

No link

Simbad
Most recent references (ADS)

Planet HD 130948 B

Planet

Basic informations 30 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 No remark

Other web pages No page

More data 2 references

Planet HD 130948 B

Planet

Basic informations 30 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 No remark

Other web pages No page

More data 2 references

Related publications

Cloud Properties of Brown Dwarf Binaries Across the L/T Transition

WISE 2150-7520AB: A Very Low-mass, Wide Comoving Brown Dwarf System Discovered through the Citizen Science Project Backyard Worlds: Planet 9

High Spatial Resolution Thermal Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC

The Revised TESS Input Catalog and Candidate Target List

Individual Dynamical Masses of Ultracool Dwarfs

Orbital motion of the binary brown dwarf companions HD 130948 BC around their host star

On the distribution of orbital eccentricities for very low-mass binaries

Hokupa'a-Gemini discovery of two ultracool companions to the young star HD 130948