Planet GJ 504 b
| Name | GJ 504 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2013 | ||
| Mass | 4 ( -1 +4.5 ) MJ | ||
| Mass*sin(i) | — | ||
| Semi-Major Axis | 43.5 AU |  |
|
| Orbital Period | — | ||
| Eccentricity | — | ||
| ω | — | ||
| Tperi | — | ||
| Radius | 0.96 ( -0.07 +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 (± 25) 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 |
Observability Predictor 
Remarks
Kuzuhara et al. (2013): spectral type late T - early YRelated publications
Orbits for the Impatient: A Bayesian Rejection Sampling Method for Quickly Fitting the Orbits of Long-Period Exoplanets
2017
BLUNT S., NIELSEN E., DE ROSA R., KONOPACKY Q., RYAN D. et al.
Astron. J., 153, 229
paper arxiv ADS
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
A critical reassessment of the fundamental properties of GJ 504: Chemical composition and age
2016
D'ORAZI V., DESIDERA S., GRATTON R., LANZA A., MESSINA S. et al.
Astron. & Astrophys., accepted
arxiv
ADS
Lightning climatology of exoplanets and brown dwarfs guided by Solar System data
2016
HODOSAN G., HELLING Ch., ASENSIO-TORRES R., VORGUL I. & RIMMER P.
MNRAS, 461, 3927
arxiv
paper
ADS
Imaging Extrasolar Giant Planets
2016
BOWLER B.
PASP, 128, 102001
paper arxiv ADS
Exoplanetary Atmospheres - Chemistry, Formation Conditions, and Habitability
2016
MADHUSUDHAN N., AGUNDEZ M., MOSES J. & HU Y.
Spa. Sci. Rev., accepted
arxiv
On the Age of Gliese 504
2015
FUHRMANN K. & CINI R.
ApJ, 806, 163
paper
ADS
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
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
