Planet GJ 504 b

Name GJ 504 b
Discovered in 2013
Mass 4.0 ( -1.0 +4.5 ) MJ
Mass*sin(i)
Semi-Major Axis 43.5 AU
Orbital Period
Eccentricity
ω
Tperi
Radius 0.96 (± 0.07) RJ
Inclination
Update 2015-12-01
Detection Method Imaging
Mass Detection Method Spectrum
Radius Detection Method Flux
Molecules CH4
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature 544.0 K +
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH) 3.9
Alternate Names 59 Vir b

Star

GJ 504
Name GJ 504
Distance 17.56 (± 0.08) pc
Spectral type GOV
Apparent magnitude V 5.22
Mass 1.22 (± 0.08) MSun
Age 0.16 ( -0.35 +0.06 ) Gyr
Effective temperature 6234.0 (± 25.0) K
Radius
Metallicity [Fe/H] 0.28 (± 0.03)
Detected Disc
Magnetic Field
RA2000 13:16:47.0
Dec2000 +09:25:27
Alternate Names e Virginis, HR 5011, 59 Virginis
Planetary system 1 planet

More data

Observability Predictor

Remarks

Kuzuhara et al. (2013): spectral type late T - early Y

Related publications

Imaging Extrasolar Giant Planets
2016 BOWLER B.
PASP, accepted
arxiv  

The LEECH Exoplanet Imaging Survey: Characterization of the Coldest Directly Imaged Exoplanet, GJ 504 b, and Evidence for Super-Stellar Metallicity
2016 SKEMER A., MORLEY C., ZIMMERMAN N., SKRUTSKIE M., LEISENRING J. et al.
ApJ, 817, 166
paper  arxiv  ADS  

Exoplanetary Atmospheres - Chemistry, Formation Conditions, and Habitability
2016 MADHUSUDHAN N., AGUNDEZ M., MOSES J. & HU Y.
Spa. Sci. Rev., accepted
arxiv  

Constraining the orbits of sub-stellar companions imaged over short orbital arcs
2015 PEARCE T., WYATT M. & KENNEDY G.
MNRAS, 448, 3679
paper   arxiv   ADS  

On the Age of Gliese 504
2015 FUHRMANN K. & CINI R.
ApJ, 806, 163
paper   ADS  

A Statistical Analysis of SEEDS and Other High-contrast Exoplanet Surveys: Massive Planets or Low-mass Brown Dwarfs?
2014 BRANDT T., McELWAIN M., TURNER E., MEDE K., SPIEGEL D. & 48 co-authors
ApJ, 794, 159
paper  arxiv   ADS  

Direct Imaging of a Cold Jovian Exoplanet in Orbit around the Sun-like Star GJ 504
2013 KUZUHARA M., TAMURA M., KUDO T., JANSON M., KANDORI R. & 52 additional authors
ApJ, 774, 11
paper  arxiv   ADS  

Direct Imaging Detection of Methane in the Atmosphere of GJ 504 b
2013 JANSON M., BRANDT T., KUZUHARA M., SPIEGEL D., THALMANN C. & 52 additional authors
ApJ Letters, 778, L4
paper  arxiv  ADS