Planet WASP-18 b

Name WASP-18 b
Planet Status Confirmed
Discovered in 2009
Mass 10.43 ( -0.4 +0.4 ) MJ
Mass*sin(i)
Semi-Major Axis 0.02047 (± 0.00038) AU
Orbital Period 0.9414518 (± 4e-07) day
Eccentricity 0.0088 (± 0.0012)
ω 269.0 (± 3.0) deg
Tperi
Radius 1.165 ( -0.077 +0.077 ) RJ
Inclination 86.0 (± 2.5) deg
Update 2018-01-09
Detection Method Primary Transit
Mass Detection Method
Radius Detection Method
Primary transit 2454221.48163 (± 0.00038) JD
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

WASP-18
Name WASP-18
Distance 100.0 (± 10.0) pc
Spectral type F6
Apparent magnitude V 9.3
Mass 1.24 (± 0.04) MSun
Age 0.63 ( -0.53 +0.53 ) Gyr
Effective temperature 6400.0 (± 100.0) K
Radius 1.23 (± 0.045) RSun
Metallicity [Fe/H] 0.0
Detected Disc
Magnetic Field
RA2000 01:37:25.0
Dec2000 -45:40:40
Alternate Names
Planetary system 1 planet

Remarks

Alias HD 10069

More data

Atmospheric parameters

Temperatures

Data Source Type Result Value Result Figure Notes Reference

Molecules

Molecule Data Source Type Result Value Result Figure Notes Reference
H2O Measurements Detected None 2018 - ARCANGELI J.

Observability Predictor


Related publications

Secondary eclipses of WASP-18b – Near Infrared observations with the Anglo Australian Telescope, the Magellan Clay Telescope and the LCOGT network
2019 KEDZIORA-CHUDCZER L. ZHOU G., BAILEY J., BAYLISS D., TINNEY Ch. et al.
MNRAS, in press
paper  

Cloud Atlas: Hubble Space Telescope Near-Infrared Spectral Library of Brown Dwarfs, Planetary-mass companions, and hot Jupiters
2018 MANJAVACAS E., APAI D., ZHOU Y., LEW B., SCHNEIDER G. et al.
ApJ, submitted
arxiv  

TESS full orbital phase curve of the WASP-18b system
2018 SHPORER A., WONG I., HUANG Ch., LINE M., STASSUN K., et al.
ApJ
arxiv  

Signatures of Star-planet interactions
2018 SHKOLNIK E. & LLAMA J.
Invited review chapter
arxiv  

H- Opacity and Water Dissociation in the Dayside Atmosphere of the Very Hot Gas Giant WASP-18 b
2018 ARCANGELI J., DESERT J.-M., LINE M., BEAN J., PARMENTIER V. et al.
ApJ, 855, L30
paper  arxiv  

Suppressed Far-UV Stellar Activity and Low Planetary Mass Loss in the WASP-18 System
2018 FOSSATI L., KOSKINEN T., FRANCE K., CUBILLOS P., HASWELL C. et al.
Astron. J., accepted
arxiv  

Pre-discovery transits of the exoplanets WASP-18 b and WASP-33 b from Hipparcos
2018 MCDONALD I. & KERINS E.
MNRAS, 477, L21
paper  arxiv  

The polarization of the planet-hosting WASP-18 system
2018 BOTT K., BAILEY J., COTTON D., KEDZIORA-CHUDCZER L., MARSHALL J. & MEADOWS V.
Astron. J., 156, 293
paper  arxiv  

Toward Consistent Modeling of Atmospheric Chemistry and Dynamics in Exoplanets: Validation and Generalization of the Chemical Relaxation Method
2018 TSAI, S.-M., KITZMANN, D., LYONS, J., MENDONCA, J., GRIMM, S. et al.
ApJ, 862, 31
paper  

An estimate of the k2 Love number of WASP-18Ab from its radial velocity measurements
2018 CSIZMADIA Sz., HELLARD H. & SMITH A.
Astron. & Astrophys., accepted
arxiv  

Observing transiting planets with JWST -- Prime targets and their synthetic spectral observations
2017 MOLLIERE P., van BOEKEL R., BOUWMAN J., HENNING Th., LAGAGE P.-O. & MIN M.
Astron. & Astrophy., 600, A10
paper  arxiv  ADS

Evidence for a Dayside Thermal Inversion and High Metallicity for the Hot Jupiter WASP-18b
2017 SHEPPARD K., MANDELL A., TAMBURO P.,GANDHI S., PINHAS A. et al.
ApJ Lett, 850, L32
paper   arxiv  

Phase Offsets and the Energy Budgets of Hot Jupiters
2017 SCHWARTZ J., KASHNER Z., JOVMIR D. & COWAN N.
ApJ, 850, 154
paper  arxiv   ADS  

Wavelength Does Not Equal Pressure: Vertical Contribution Functions and their Implications for Mapping Hot Jupiters
2017 DOBBS-DIXON I. & COWAN N.
ApJ, accepted
arxiv  

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2016 KOMACEK Th., SHOWMAN A. & TAN X.
ApJ, 835, 198
paper  arxiv  ADS

Atmospheric Circulation of Hot Jupiters: Dayside-Nightside Temperature Differences
2016 KOMACEK Th. & SHOWMAN A.
ApJ, 821, 16
paper  arxiv  ADS

Magnetospheres of hot Jupiters: hydrodynamic models & ultraviolet absorption
2016 ALEXANDER R., WYNN G., MOHAMMED H., NICHOLS J. & ERCOLANO B.
MNRAS, 456, 2766
paper  arxiv  ADS

Secondary eclipse observations for seven hot-Jupiters from the Anglo-Australian Telescope
2015 ZHOU G., BAYLISS D., KEDZIORA-CHUDCZER L., TINNEY Ch., BAILEY J. et al.
MNRAS, 454, 3002
paper   arxiv   ADS

Balancing the Energy Budget of Short-Period Giant Planets: Evidence for Reflective Clouds and Optical Absorbers
2015 SCHWARTZ J. & COWAN N.
MNRAS, 449, 4192
paper  arxiv  ADS  

Observations of Exoplanet Atmospheres
2015 CROSSFIELD I.
PASP, in press
arxiv  paper   ADS  

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  

No X-rays from WASP-18. Implications for its age, activity, and the influence of its massive hot Jupiter
2014 PILLITTERI I., WOLK S., SCIORTINO S. & ANTOCI V.
Astron. & Astrophys;, 567, L4
paper  arxiv  ADS  

Friends of Hot Jupiters I: A Radial Velocity Search for Massive, Long-Period Companions to Close-In Gas Giant Planets
2014 KNUTSON H., FULTON B., MONTET B., KAO M., NGO H. & 8 additional authors
ApJ, 785, 126
paper   arxiv   ADS  

Spectra as Windows into Exoplanet Atmospheres
2014 BURROWS A.
PNAS, in press
paper  arxiv  

Colour-Magnitude Diagrams of Transiting Exoplanets. I - Systems with parallaxes
2014 TRIAUD A.
MNRAS, 439, L61
paper  arxiv 

No X-rays from WASP-18. Implications for its age, activity, and the influence of its massive hot Jupiter
2014 PILLITERI I., WOLK S., SCIORTINO S. & ANTOCI V.
Astron. & Astrophys., accepted
arxiv  

On the heat redistribution of the hot transiting exoplanet WASP-18b
2013 IRO N. & MAXTED P.
Icarus, 226, 1719
paper  arxiv  ADS  

Elliptical instability in hot Jupiter systems
2013 CEBRON D., Le BARS M., Le GAL P., MOUTOU C., LECONTE J. & SAURET A.
Icarus, 226, 1642
paper  arxiv  ADS  

The effects of stellar winds and magnetic fields on exoplanets
2013 VIDOTTO A.
in "IAUS302 Magnetic fields throughout stellar evolution"
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

Factors Affecting the Radii of Close-in Transiting Exoplanets
2012 ENOCH B., COLLIER CAMERON A. & HORNE K.
Astron. & Astrophys., 540, A99
paper   arxiv   ADS  

Observational constraints on tidal effects using orbital eccentricities
2012 HUSNOO N., PONT F., MAZEH F., FABRYCKY D., HEBRARD G. & 2 additional authors
MNRAS, 422, Issue 4, 3151-3177
paper   arxiv

Calibration of Equilibrium Tide Theory for Extrasolar Planet Systems II
2012 HANSEN B.
ApJ., 757, Issue 1, id. 6, 21 pp.
paper   arxiv

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

The Radial Velocity Signature of Tides Raised in Stars Hosting Exoplanets
2012 ARRAS Ph., BURKART J., QUATAERT E. & WEINBERG N.
MNRAS, 422, 1761
paper   arxiv

On the detectability of star-planet interaction
2012 MILLER B., GALLO E., WRIGHT J. & DUPREE A.
ApJ., 754, 137
paper   arxiv

Obliquities of Hot Jupiter host stars: Evidence for tidal interactions and primordial misalignments
2012 ALBRECHT S., WINN J., JOHSON J., HOWARD A., MARCY G. & 8 additional authors
ApJ., 757, 18
paper   arxiv

Prospecting transit duration variations in extrasolar planetary systems
2011 DAMIANI C. & LANZA A.
Astron. & Astrophys., 535, A116
paper   arxiv

Prospects for Detection of Exoplanet Magnetic Fields Through Bow-Shock Observations During Transits
2011 VIDOTTO A., JARDINE M. & HELLING Ch.
MNRAS
paper   arxiv

The Exoplanet Orbit Database
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PASP, 123, 412
paper   arxiv

The Reflection Effect in Interacting Binaries or in Planet-Star Systems
2011 BUDAJ J.
Astron. J., 141, 59
paper

Tidal instability in systems' evolution
2011 CEBRON D., MOUTOU C., LE BARS M., LE GAL F. & FARES R.
arxiv

TRAPPIST: a robotic telescope dedicated to the study of planetary systems
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arxiv

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2011 COWAN N. & AGOL E.
ApJ., 729, 54
paper

On the Anomalous Radii of the Transiting Extrasolar Planets
2011 LAUGHLIN G., CRISMANI M. & ADAMS F.
ApJ. Letters, 729, L7
paper

Quantization of Planetary Systems and its Dependency on Stellar Rotation
2011 ZOGHBI J.-P.
Publ. Astron. Soc. Australia, 28, 177
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Determining Eccentricities of Transiting Planets: A Divide in the Mass-Period Plane
2011 PONT F., HUSNOO N., MAZEH T. & FABRYCKY D.
MNRAS
paper   arxiv

Are falling planets spinning up their host stars?
2011 BROWN D., COLLIER CAMERON A., HALL C., HEBB L. & SMALLEY B.
MNRAS, 415, 605
paper

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2011 SCHNEIDER J., DEDIEU C., LE SIDANER P., SAVALLE R. & ZOLOTUKHIN I.
Astron. & Astrophys., 532, A79
paper   arxiv

Search for star-planet interaction
2011 KERJCOVA T., BUDAJ J. & KOZA J.
arxiv

UBV(RI)C photometry of transiting planet host stars
2011 MAXTED P., KOEN C. & SMALLEY B.
MNRAS, 418, 1039
paper   arxiv

The Time Dependence of hot Jupiters' Orbital Inclinations
2011 TRIAUD A.
Astron. & Astrophys., 534, L6
paper   arxiv

The Exoplanet Handbook
2011 Michael Perryman
Content
Content and Chapter 5

Spitzer Secondary Eclipses of WASP-18b
2011 NYMEYER S., HARRINGTON J., HARDY R., STEVENSON K., CAMPO Ch., MADHUSUDHAN N., COLLIER-CAMERON A., BLECIC J., BOWMAN W., BRITT Ch., CUBILLOS P., HELLIER C., GILLON M., MAXTED P., HEBB L., WHEATLEY P., POLLACO D. & ANDERSON D.
ApJ., 742, 35
paper   preprint

Exoplanet Data Explorer
2010 WRIGHT J., MARCY G. & the California Planet Survey consortium
web page

Homogeneous studies of transiting extrasolar planets. III. Additional planets and stellar models
2010 SOUTHWORTH J.
MNRAS, 408, 1689
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A Correlation Between Stellar Activity and the Surface Gravity of Hot Jupiters
2010 HARTMAN J.
ApJ. Letters, 717, Issue 2, L138-L142
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An improved method for estimating the masses of stars with transiting planets
2010 ENOCH B., COLLIER CAMERON A., PARLEY N. & HEBB L.
Astron. & Astrophys.
preprint

A simple model of the reflection effect for the interacting binaries and extrasolar planets
2010 BUDAJ J.
ApJ.
preprint

Orbital period variations of hot-Jupiters caused by the Applegate effect
2010 WATSON C. & MARSH T.
MNRAS, 405, 2037
paper

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2010 LANZA A.
Astron. & Astrophys., 512, A77
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A short-period censor of sub-Jupiter mass exoplanets with low density
2010 SZABO Gy. & KISS L.
ApJ. Letters, 727, L44
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The WASP-South search for transiting exoplanets
2010 HELLIER C., ANDERSON D., COLLIER CAMERON A. & 9 additional authors
paper   arxiv

Spin-orbit angle measurements for six southern transiting planets; New insights into the dynamical origins of hot Jupiters
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Astron. & Astrophys., 524, A25
paper   preprint

Calibration of Equilibrium Tide Theory for Extrasolar Planet Systems
2010 HANSEN B.
ApJ., 723, 285
paper

Spitzer Secondary Eclipse Timing Observations of Exoplanets in Eccentric Orbits
2010 HARDY R., HARRINGTON J., CAMPO C. & 7 additional authors
BAAS, 42, no 4, 62.08
abstract

Two Secondary Eclipses of WASP-18b
2010 NYMEYER S., HARRINGTON J., HARDY R., STEVENSON K., CAMPO C. & 13 additional authors
BAAS, 42, 27.18
abstract

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2010 WEIDNER C. & HORNE K.
Astron. & Astrophys., 521, A76
paper   preprint

An orbital period of 0.94 days for the hot-Jupiter planet WASP-18b
2009 HELLIER Ch., ANDERSON D., COLLIER CAMERON A., GILLON M., HEBB L., MAXTED P., QUELOZ D., SMALLEY B., TRIAUD A., WEST R., WILSON D., BENTLEY S., ENOCH B., HORNE K., IRWIN J., LISTER T., MAYOR M., PARLEY N., PEPE F., POLLACCO D., SEGRANSAN D., UDRY S. & WHEATLEY P.
Nature, 460, 1098
paper

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2009 SOUTHWORTH J., HINSE T., DOMINIK M., GLITRUP M., JORGENSEN U., LIEBIG C., MATHIASEN M., ANDERSON D., BOZZA V., BROWNE P., BURGDORF M., CALCHI NOVATI S., DREIZLER S., FINET F., HERPSOE K., HESSMAN F., HUNDERTMARK M., MAIER G., MANCINI L., MAXTED P., RAHVAR S., RICCI D., SCARPETTA G., SKOTTFELT J., SNODGRASS C., SURDEJ J. & ZIMMER F.
ApJ., 707, 167
paper