Planet ROXs 42B b

Name ROXs 42B b
Planet Status Confirmed
Discovered in 2013
Mass 9.0 (± 3.0) MJ
Mass*sin(i)
Semi-Major Axis 140.0 (± 10.0) AU
Orbital Period
Eccentricity
ω
Tperi
Radius 2.5 RJ
Inclination
Update 2015-04-02
Detection Method Imaging
Mass Detection Method
Radius Detection Method
Molecules H2O
CO
K
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature 1975.0 K
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH) 3.6
Alternate Names

Star

ROXs 42B
Name ROXs 42B
Distance 135.0 (± 5.0) pc
Spectral type M0 D
Apparent magnitude V 14.27
Mass 0.6 MSun
Age 0.0068 ( -0.0023 +0.0034 ) Gyr
Effective temperature 2200.0 (± 200.0) K
Radius
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 16:31:15.0
Dec2000 -24:32:44
Alternate Names
Planetary system 1 planet

Remarks

Alias 2MASS J16311501-2432436

More data

Observability Predictor

Remarks

(Currie et al., ApJ, 707, 104, 2014): spectral type L0±1. Very dusty/cloudy planet.

(Bowler et al. 2014): strong FeH absorptions.

(Bowler et al. 2014): a candidate for a second companion marked in previous observations is very likely a background object.


Related publications

The Effect of Protoplanetary Disk Cooling Times on the Formation of Gas Giant Planets by Gravitational Instability
2017 BOSS A.
ApJ, accepted
arxiv  

Mid-infrared characterization of the planetary-mass companion ROXs 42B b
2017 DAEMGEN, S., TODOROV, K. SILVA, J. & 10 additional authors
Astron. & Astrophys., 601, A65
paper   arxiv  ADS  

Imaging Extrasolar Giant Planets
2016 BOWLER B.
PASP, 128, 102001
paper  arxiv  ADS  

Spectroscopic Confirmation of Young Planetary-Mass Companions on Wide Orbits
2014 BOWLER B., LIU M., KRAUS A. & MANN A.
ApJ, 784, 65
paper  arxiv   ADS  

A First-Look Atmospheric Modeling Study of the Young Directly-Imaged Planet-Mass Companion, ROXs 42Bb
2014 CURRIE T., BURROWS A. & DAEMGEN S.
ApJ, 787, 104
paper  arxiv   ADS  

Direct Imaging and Spectroscopy of a Candidate Companion Below/Near the Deuterium-Burning Limit In The Young Binary Star System, ROXs 42B
2014 CURRIE T., DAEMGEN S., DEBES J., LAFRENIERE D., ITOH Y. & 3 additional authors
ApJ Letters, 780, L30
paper  arxiv   ADS  

Three Wide Planetary-Mass Companions to FW Tau, ROXs 12, and ROXs 42B
2014 KRAUS A., IRELAND M., CIEZA L., HINKLEY S., DUPUY T. & 2 additonal authors
ApJ, 781, 20
paper  arxiv   ADS