Planet eta CrB (AB)b

Detailed information about planet eta CrB (AB)b and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

eta CrB (AB)b

Planet Status

Confirmed

Discovered in

2001

Publication Status

Published in a refereed paper

Update

2024-07-25

Mass

50.1 (\pm 24.63)

M_J 2 publications

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime
Brown dwarf companions to g-type stars. I Gliese 417b and Gliese 584C

Mass*sin(i)

—

Semi-Major Axis

3600.0 AU 1 publication

Brown dwarf companions to g-type stars. I Gliese 417b and Gliese 584C

Orbital Period

—

Eccentricity

—

Angular distance

—

ω

—

T_peri

—

Radius

0.97 (\pm 0.11)

R_J 1 publication

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime

Inclination

—

Detection Method

Imaging

Mass Meas. Method

Spectrum

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

—

Calculated temperature

1295.0 (\pm 76.0)

K 1 publication

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

eta CrB C, GJ 584 C, 2MASSW J1523226+301456

Data Source	Type	Result Value	Result Figure	Notes	Reference

Molecule	Data Source	Type	Result Value	Result Figure	Notes	Reference

Spectral type L8.

No link

Star

Name

eta CrB

Distance

18.62197 pc 1 publication

The Revised TESS Input Catalog and Candidate Target List

Spectral type

G0V

Apparent magnitude V

4.98

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

1.19 (\pm 0.071)

M_Sun 1 publication

Resolved double-lined spectroscopic binaries: A neglected source of hypothesis-free parallaxes and stellar masses

Age

1.75 (\pm 0.75)

Gyr

Effective temperature

6028.7 K 1 publication

The Revised TESS Input Catalog and Candidate Target List

Radius

1.24614 R_Sun 1 publication

The Revised TESS Input Catalog and Candidate Target List

Metallicity [Fe/H]

0.0577 (\pm 0.0196)

1 publication

The Revised TESS Input Catalog and Candidate Target List

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

15:23:12.3

Dec₂₀₀₀

+30:17:16.2

Alternate Names

2 CrB, GJ 584, STF 1937, KIR 4

Eta CrB is an eccentric binary system closely resembling Alpha Centauri (P = 15189.1 ± 2.9 d, e = 0.277 ± 0.001, i = 58.7 ± 0.16°) but composed of two Solar-like G type stars (spT G0V + G2V).

No link

Simbad
Most recent references (ADS)

Planet eta CrB (AB)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 Some remarks

Other web pages No page

More data 2 references

Planet eta CrB (AB)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 Some remarks

Other web pages No page

More data 2 references

Related publications

The Revised TESS Input Catalog and Candidate Target List

Fundamental Parameters and Spectral Energy Distributions of Young and Field Age Objects with Masses Spanning the Stellar to Planetary Regime

Finding benchmark brown dwarfs to probe the substellar initial mass function as a function of time

Multiplicity among widely separated brown dwarf companions to nearby stars: Gliese 337CD

Brown dwarf companions to g-type stars. I Gliese 417b and Gliese 584C

Resolved double-lined spectroscopic binaries: A neglected source of hypothesis-free parallaxes and stellar masses