Planet 11 Com Ab

Detailed information about planet 11 Com Ab and its parameters.

Planet parameters Publications Observability Predictor

Planet

Name

11 Com Ab

Planet Status

Confirmed

Discovered in

2007

Publication Status

Published in a refereed paper

Update

2024-08-01

Mass

—

Mass*sin(i)

16.1284 (\pm 1.53491)

M_J 2 publications

Determining the true mass of radial-velocity exoplanets with Gaia: 9 planet candidates in the brown-dwarf/stellar regime and 27 confirmed planets
A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Semi-Major Axis

1.29 (\pm 0.05)

AU 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Orbital Period

326.03 (\pm 0.32)

day 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Eccentricity

0.231 (\pm 0.005)

1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Angular distance

0.011664

arcsec

ω

94.8 (\pm 1.5)

deg 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

T_peri

2452899.6 (\pm 1.6)

JD 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Radius

—

Inclination

—

Detection Method

Radial Velocity

Mass Meas. Method

Radial Velocity

Radius Meas. Method

—

Primary transit

—

Secondary transit

—

λ

—

Impact Parameter b

—

Time V_r=0

—

Velocity Semiamplitude K

302.8 (\pm 2.6)

m/s 2 publications

Determining the true mass of radial-velocity exoplanets with Gaia: 9 planet candidates in the brown-dwarf/stellar regime and 27 confirmed planets
Precise radial velocities of giant stars VIII. Testing for the presence of planets with CRIRES Infrared Radial Velocities

Calculated temperature

—

Measured temperature

—

Hottest point longitude

—

Geometric albedo

—

Surface gravity log(g/g_H)

—

Alternate Names

—

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

11 Com A

Distance

110.6 (\pm 10.5)

pc 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Spectral type

G8III

Apparent magnitude V

4.74

Apparent magnitude I

—

Apparent magnitude J

—

Apparent magnitude H

—

Apparent magnitude K

—

Mass

2.7 (\pm 0.3)

M_Sun 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Age

— 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Effective temperature

4742.0 (\pm 100.0)

K 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Radius

19.0 (\pm 2.0)

R_Sun 1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Metallicity [Fe/H]

-0.35 (\pm 0.09)

1 publication

A Substellar Companion to the Intermediate-Mass Giant 11 Comae

Detected Disc

—

Magnetic Field

—

RA₂₀₀₀

12:20:43.0

Dec₂₀₀₀

+17:47:34.0

Alternate Names

HD 107383

A mid to late K dwarf companion star lies 943 AUs away.

No link

Simbad
Most recent references (ADS)

Planet 11 Com Ab

Planet

Basic informations 30 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 Some remarks

Other web pages No page

More data 2 references

Planet 11 Com Ab

Planet

Basic informations 30 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 Some remarks

Other web pages No page

More data 2 references

Related publications

Gaia Search for (sub)stellar Companions of Exoplanet Hosts

Revisiting Planetary Systems in Okayama Planet Search Program: A new long-period planet, RV astrometry joint analysis, and multiplicity-metallicity trend around evolved stars

Determining the true mass of radial-velocity exoplanets with Gaia: 9 planet candidates in the brown-dwarf/stellar regime and 27 confirmed planets

Precise radial velocities of giant stars VIII. Testing for the presence of planets with CRIRES Infrared Radial Velocities

Stellar Diameters and Temperatures V. Eleven Newly Characterized Exoplanet Host Stars

A Uniformly Derived Catalogue of Exoplanets from Radial Velocities

Extrasolar planets in stellar multiple systems.

The Exoplanet Handbook

Planet Engulfment by ~1.5-3 M Red Giants

A Substellar Companion to the Intermediate-Mass Giant 11 Comae