Planet GJ 785 b

Name GJ 785 b
Planet Status Confirmed
Discovered in 2010
Mass 0.0532 ( -0.003 +0.003 ) MJ
Mass*sin(i) 0.0532 ( -0.003 +0.003 ) MJ
Semi-Major Axis 0.32 (± 0.005) AU +
Orbital Period 74.72 (± 0.1) day +
Eccentricity 0.13 (± 0.04)
ω 173.0 (± 20.0) deg +
Tperi +
Radius
Inclination
Update 2016-02-23
Detection Method Radial Velocity
Mass Detection Method Radial Velocity
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 3.0 (± 0.12) m/s
Calculated temperature 355.0 K
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names HD 192310 b

Star

GJ 785
Name GJ 785
Distance 8.911 (± 0.024) pc
Spectral type K1V
Apparent magnitude V 6.13
Mass 0.78 (± 0.02) MSun
Age
Effective temperature 5144.0 (± 50.0) K
Radius 0.68 (± 0.02) RSun
Metallicity [Fe/H] 0.08 (± 0.03)
Detected Disc IR Excess
Magnetic Field
RA2000 20:15:17.0
Dec2000 -27:01:59
Alternate Names
Planetary system
2 planets

Remarks

Alias HD 192310 (see the planet HD 192319 c)

More data

Observability Predictor

Remarks

3 Sep 2011: Gl 785 b, first published by Howard et al. 2011 (submitted in 2010) has been rediscovered by Pepe et al. 2011 as HD 192310 b.
02 Nov 2010: Previously designed as "Candidate 7" in Howard et al. (Science, 2010).

Related publications

Incidence of debris discs around FGK stars in the solar neighbourhood
2016 MONTESINOS B., EIROA C., KRIKOV A., MARSHALL J., PILBRATT G. et al.
Astron. & Astrophys., submitted
arxiv  

Limits on low frequency radio emission from southern exoplanets with the Murchison Widefield Array
2014 MURPHY T., BELL M., KAPLAN D., GAENSLER B., OFFRINGA A. et al.
MNRAS, accepted
arxiv  

A semi-empirical stability criterion for real planetary systems
2013 GIUPPONE C., MORAIS M. & CORREIA A.
MNRAS, accepted
arxiv  

A Uniformly Derived Catalogue of Exoplanets from Radial Velocities
2012 HOLLIS M., BALAN S., LEVER G. & LAHAV O.
MNRAS, 423, Issue 3, 2800-2814
paper  arxiv

Taxonomy of the extrasolar planet
2012 PLAVALOVA E.
Astrobiology, 12, 361
paper   arxiv

The NASA-UC Eta-Earth Program: III. A Super-Earth orbiting HD 97658 and a Neptune-mass planet orbiting Gl 785
2011 HOWARD A., JOHNSON A., MARCY G., FISCHER D., WRIGHT J., HENRY G., ISAACSON H., VALENTI J., ANDERSON J. & PISKUNOV N.
ApJ., 730, 10
paper   arxiv

The Exoplanet Orbit Database
2011 WRIGHT J., FAKHOURI O., MARCY G., HAN E., FENG Y., JOHNSON A., HOWARD A., VALENTI J., ANDERSON J. & PISKUNOV N.
PASP, 123, 412
paper   arxiv

The HARPS search for Earth-like planets in the habitable zone: I -- Very low-mass planets around HD20794, HD85512 and HD192310
2011 PEPE F., LOVIS Ch., SEGRANSAN D., BENZ W., BOUCHY F., DUMUSQUE X., MAYOR M., QUELOZ D., SANTOS N. & UDRY S.
Astron. & Astrophys., 534, A58
paper   arxiv

Quantization of Planetary Systems and its Dependency on Stellar Rotation
2011 ZOGHBI J.-P.
Publ. Astron. Soc. Australia, 28, 177
paper   arxiv   ADS  

Density Estimation for Projected Exoplanet Quantities
2011 BROWN R.
ApJ., 733, 68
paper

Defining and cataloging exoplanets: The exoplanet.eu database
2011 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
paper   arxiv

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5