Planet TW Hya c

Name TW Hya c
Planet Status Unconfirmed
Discovered in 2013
Mass 17.0 (± 11.0) MJ
Mass*sin(i)
Semi-Major Axis 80.0 AU
Orbital Period
Eccentricity
ω
Tperi
Radius
Inclination 7.0 deg
Update 2016-12-16
Detection Method Other
Mass Detection Method
Radius Detection Method
Molecules
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

TW Hya
Name TW Hya
Distance 54.0 (± 5.0) pc
Spectral type K8V
Apparent magnitude V 11.1
Mass 0.7 (± 0.1) MSun
Age 0.009 (± 0.001) Gyr
Effective temperature 3600.0 K
Radius 1.08 RSun
Metallicity [Fe/H]
Detected Disc Imaging
Magnetic Field
RA2000 11:01:52.0
Dec2000 -34:42:17
Alternate Names
Planetary system 1 planet

More data

Observability Predictor

Remarks

14 Jun 2013: This planet candidate, to be confirmed (Debes et al. 2013), is provisionally named "TW Hya c" because there is already an unconfirmed candidate "TW Hya b" (Setiawan et al. 2008), but Huelamo et al. (2008) claim that the RV curve is an artefact due to a stellar spot.

Related publications

A photo-evaporative gap in the closest planet forming disc
2017 ERCOLANO B., ROSOTTI G., PICOGNA G. & TESTI L.
MNRAS, 464, L95
paper  arxiv  

Constraining Accretion Signatures of Exoplanets in the TW Hya Transitional Disk
2017 UYAMA, T., TANIGAWA, T., HASHIMOTO, J. & 4 additional authors
Astron. J., 154, 90
arxiv  paper   ADS  

What is the Mass of a Gap-Opening Planet?
2017 DONG R. & FUNG J.
ApJ, 835, 146
paper  arxiv  ADS  

First detection of gas-phase ammonia in a planet-forming disk
2016 SALINAS V., HOGERHEIJDE M., BERGIN E., CLEEVES I., BRINCH Ch. et al.
Astron. & Astrophys., submitted
arxiv  

On the Commonality of 10-30AU Sized Axisymmetric Dust Structures in Protoplanetary Disks
2016 ZHANG K., BRGIN E., BLAKE G., ILESDORE CLEVES L., HOGERHEIJDE M. et al.
ApJ Letters, accepted
arxiv  

Volatile carbon locking and release in protoplanetary disks. A study of TW Hya and HD 100546
2016 KAMA M., BRUDERER S., van DISHOEK E., HOGERHEIJDE M., FOLSOM C. et al.
Astron. & Astrophys., accepted

A Gap with a Deficit of Large Grains in the protoplanetary disk around TW Hya
2016 TSUKAGOSHI T., NOMURA H., MUTO T., KAWABE R., ISHIMOTO D. et al.
ApJ. Letters, 929, L35
paper  arxiv  ADS

Peering into the Giant Planet Forming Region of the TW Hydrae Disk with the Gemini Planet Imager
2015 RAPSON V., KASTNER J., MILLAR-BLANCHAER M. & DONG R.
ApJ Letters, 815, L26
arxiv   article  

Probing the presence of planets in transition discs' cavities via warps: the case of TW Hya
2014 FACCHINI S., RICCI L. & LODATO G.
MNRAS, 442, 3700
paper  arxiv  

On the structure of the transition disk around TW Hya
2014 MENU J., van BOEKEL R., HENNING Th., CHANDLER C., LINZ H. et al.
Astron. & Astrophys., accepted
arxiv  

The 0.5-2.22 μm Scattered Light Spectrum of the Disk around TW Hya: Detection of a Partially Filled Disk Gap at 80 AU
2013 DEBES J., JANG-CONDELL H., WEINBERGER A., ROBERGE A. & SCHNEIDER G.
ApJ, 771, 45
arxiv  

A young massive planet in a star-disk system
2008 SETIAWAN J., HENNING T., LAUNHARDT R., MÜLLER A., WEISE P. & KÜRSTER M.
Nature, 451, 38
paper