HD 128311 c (Q1073345)

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

Reanalysis of radial velocity data from the resonant planetary system HD128311

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

unconfirmed exoplanet

1 reference

1 reference

3.789±0.924Jupiter mass

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

time of discovery or invention

catalog code

HD 128311c

catalog

Henry Draper Catalogue

1 reference

TIC 349606708c

1 reference

24 June 2005

1 reference

imported from Wikimedia project

English Wikipedia

October 2005

1 reference

2 references

inferred from equatorial coordinates

constellation

Boötes

1 reference

based on heuristic

parent astronomical body

3 references

object stated in reference as

HD 128311

object stated in reference as

HD 128311

argument of periapsis

−20±20degree

1 reference

The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades

28±15degree

1 reference

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

−19.7±23.2degree

1 reference

Reanalysis of radial velocity data from the resonant planetary system HD128311

15.445±6.87degree

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

195.5±150degree

1 reference

M sin i

3.125±0.069Jupiter mass

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

3.2±0.08Jupiter mass

1 reference

Reanalysis of radial velocity data from the resonant planetary system HD128311

3.24±0.1Jupiter mass

1 reference

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

3.25±0.12Jupiter mass

1 reference

The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades

3.21±0.3Jupiter mass

1 reference

orbital eccentricity

0.17±0.09

1 reference

0.196±0.057

1 reference

The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades

0.23±0.058

1 reference

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

0.12±0.08

1 reference

Reanalysis of radial velocity data from the resonant planetary system HD128311

0.159±0.006

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

orbital inclination

55.95±14.553degree

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

56±14degree

1 reference

Determining the true mass of radial-velocity exoplanets with Gaia. Nine planet candidates in the brown dwarf or stellar regime and 27 confirmed planets

orbital period

919.0day

1 reference

921.538±1.15day

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

917.5±1.9day

1 reference

The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades

928.3±18day

1 reference

923.8±5.3day

1 reference

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

910.7±7.6day

1 reference

Reanalysis of radial velocity data from the resonant planetary system HD128311

semi-major axis of an orbit

1.742±0.02astronomical unit

1 reference

The California Legacy Survey. I. A Catalog of 178 Planets from Precision Radial Velocity Monitoring of 719 Nearby Stars over Three Decades

1.745±0.017astronomical unit

1 reference

A Search for Multi-Planet Systems Using the Hobby-Eberly Telescope

1.74±0.01astronomical unit

1 reference

Astrometry, radial velocity, and photometry: the HD 128311 system remixed with data from HST, HET, and APT

1.76±0.13astronomical unit

1 reference

angular distance

0.106024arcsecond

1 reference

Extrasolar Planets Encyclopaedia exoplanet ID

HD 128311 c

parallax

61.2111±0.074milliarcsecond

2 references

declination component of proper motion

−250.39±0.116milliarcsecond per year

2 references

right ascension component of proper motion

204.36±0.115milliarcsecond per year

2 references

3 references

right ascension

219.00233639301120degree

2 references

9.74651490096805degree

2 references

2,450,012.2±401Julian day

epoch

J2000.0

1 reference