Planet WASP-103 b

Name WASP-103 b
Planet Status Confirmed
Discovered in 2014
Mass 1.49 ( -0.088 +0.088 ) MJ
Mass*sin(i)
Semi-Major Axis 0.01985 (± 0.00021) AU
Orbital Period 0.925542 (± 1.9e-05) day
Eccentricity
ω
Tperi
Radius 1.528 ( -0.047 +0.073 ) RJ
Inclination 86.3 (± 2.7) deg
Update 2022-09-13
Detection Method Primary Transit
Mass Detection Method
Radius Detection Method
Primary transit 2456459.59957 (± 0.00075) JD
Secondary transit
λ 3.0 (± 33.0) deg
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature 2508.0 K
Measured temperature
Hottest point longitude
Geometric albedo 0.13 (± 0.09)
Surface gravity log(g/gH)
Alternate Names

Star

WASP-103
Name WASP-103
Distance 470.0 (± 35.0) pc
Spectral type F8V
Apparent magnitude V 12.0
Mass 1.22 (± 0.0039) MSun
Age 4.0 (± 1.0) Gyr
Effective temperature 6110.0 (± 100.0) K
Radius 1.436 ( -0.052 +0.031 ) RSun
Metallicity [Fe/H] 0.06 (± 0.13)
Detected Disc
Magnetic Field
RA2000 16:37:16.0
Dec2000 +07:11:00
Alternate Names
Planetary system 1 planet

Remarks

Alias 2MASS 16371556+0711000;

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
H2 Measurements Detected 2022 - CHANGEAT Q.
H2O Measurements Detected 2020 - WILSON J.
K Measurements Detected 2017 - LENDL M.
Na Measurements Detected 2017 - LENDL M.

Observability Predictor

Remarks

Barros et al. 2022 : Detection of the tidal deformation of WASP-103b at 3 σ with CHEOPS.

Related publications

Thermal Emission from the Hot Jupiter WASP-103b in J and Ks Bands
2023 SHI Y., WANG W., ZHAO G., ZHAI M., CHEN G. et al.
MNRAS, 522, 1491
paper   arxiv  

Planet-star interactions with precise transit timing. III. Entering the regime of dynamical tides
2022 MACIEJEWSKI G., FERNANDEZ M., SOTA A., AMADO P., DIMITROV D. et al.
Astron. & Astrophys., 667, 127
paper  arxiv  

Geometric Albedos at Short Optical Wavelengths for the Hot Jupiters WASP-43b, WASP-103b, and TrES-3b
2022 MALLONN M., HERRERO E. & von ESSEN C.
Res. Notes AAS, 6, 182
paper   arxiv  

Homogeneous Transit Timing Analyses of 10 Exoplanet Systems
2022 BASTÜRK Ö. ESMER E., YALÇINKAYA S., TORUN Ş ., MANCINI L. et al.
MNRAS, 512, 2062
paper   arxiv  

On spectroscopic phase-curve retrievals: H2 dissociation and thermal inversion in the atmosphere of the ultra-hot Jupiter WASP-103 b
2022 CHANGEAT Q.
Astron. J., 163, 106
paper   arxiv  

Detection of the tidal deformation of WASP-103b at 3 sigma with CHEOPS
2022 BARROS S., AKINSANM B., BOUE G., SMITH A., LASKAR J. et al.
Astron. & Astrophys., 657, A52
paper   arxiv  

On Atmospheric Retrievals of Exoplanets with Inhomogeneous Terminators
2022 WELBANKS L. & MADHUSUDHAN N.
ApJ, 933, 79
paper   arxiv  

Cloud property trends in hot and ultra-hot giant gas planets (WASP-43b, WASP-103b, WASP-121b, HAT-P-7b, and WASP-18b)
2021 HELLING Ch., LEWIS D., SAMRA D., CARONE L., GRAHAM V. et al.
Astron. & Astrophys., 649, A44
paper   arxiv

ACCESS & LRG-BEASTS: a precise new optical transmission spectrum of the ultrahot Jupiter WASP-103b
2021 KIRK J., RACKHAM B., MacDONALD R., LOPEZ-MORALES M., ESPINOZA N. et al.
Astron. J., 162, 34
paper   arxiv

Hot Jupiters: Origins, Structure, Atmospheres
2021 FORTNEY J., DAWSON R. & KOMACEK Th.
JGR Planets, accepted
arxiv

The continuing search for evidence of tidal orbital decay of hot Jupiters
2020 PATRA K., WINN J., HOLMAN M., GILLON M., BURDANOV A. et al.
Astron. J., 159, 150
paper  arxiv  

Ground-Based Transmission Spectroscopy with FORS2: A featureless optical transmission spectrum and detection of H2O for the ultra-hot Jupiter WASP-103b
2020 WILSON J., GIBSON N., NIKOLOV N., CONSTANTINESCOU S., MADHUSUDHAN N. et al.
MNRAS, in press
paper  

Ground-Based Transmission Spectroscopy with FORS2: A featureless optical transmission spectrum and detection of H2O for the ultra-hot Jupiter WASP-103b
2020 WILSON J., IBSON N., NIKOLOV N., CONSTANTINESCOU S., MADHUSUDHAN N. et al.
MNRAS, accepted
arxiv

Estimating dayside effective temperatures of hot Jupiters and associated uncertainties through Gaussian process regression
2019 PASS E., COWAN N., CUBILLOS P. & SKLAR J.
MNRAS, 489, 941
paper  arxiv  

Detectability of shape deformation in short-period exoplanets
2019 AKINSANMI B., BARROS S., SANTOS N., CORREIA A., MAXTED et al.
Astron. & Astrophys., 621, A117
paper  arxiv  

Cloud Atlas: Hubble Space Telescope Near-Infrared Spectral Library of Brown Dwarfs, Planetary-mass companions, and hot Jupiters
2019 MANJAVACAS E., APAI D., ZHOU Y., LEW B., SCHNEIDER G. et al.
Astron. J., 157, 101
paper  arxiv  

Low albedos of hot to ultra-hot Jupiters in the optical to near-infrared transition regime
2019 MALLON M., KÖHLER J., ALEXOUDI X., von ESSEN C., GRANZER T. et al.
Astron. & Astrophys., 624, A62
paper  arxiv  

The Atmospheric Circulation of Ultra-hot Jupiters
2019 TAN X. & KOMACEK Th.
ApJ, accepted
arxiv  

Uniformly hot nightside temperatures on short-period gas giants
2019 KEATING D., COWAN N. & DANG L.
Nature Astronomy, in press
paper  

Planet-star interactions with precise transit timing. I. The refined orbital decay rate for WASP-12 b and initial constraints for HAT-P-23 b, KELT-1 b, KELT-16 b, WASP-33 b, and WASP-103 b
2018 MACIEJEWSKI G., FERNANDEZ M., ACEITUNO F., MARTIN-RUIZ S., OHLERT J. et al.
Acta Astron., accepted
arxiv  

Global Climate and Atmospheric Composition of the Ultra-Hot Jupiter WASP-103b from HST and Spitzer Phase Curve Observations
2018 KREIDBERG L., LINE M., PARMENTIER V., STEVENSON K., LOUDEN T. et al.
ApJ, 156, 17
paper  arxiv  

A Universal Nightside Temperature on Hot Jupiters due to Nocturnal Clouds
2018 KEATING D. & COWAN N.
ApJ, submitted
arxiv  

Signs of strong Na and K absorption in the transmission spectrum of WASP-103b
2017 LENDL M., CUBILLOS P., HAGELBERG J., MULLER A., JUVAN I. & FOSSATI L.
Astron. & Astrophys., 606, A18
paper  arxiv  

High-precision multi-wavelength eclipse photometry of the ultra-hot gas giant exoplanet WASP-103 b
2017 DELREZ L., MADHUSUDHAN N., LENDL M., GILLON M., ANDERSON D. et al.
MNRAS, accepted
arxiv  

Investigating the physical properties of transiting hot Jupiters with the 1.5-m Kuiper Telescope
2017 TURNER J., LEITER R., BIDDLE L., PEARSON K., HARDEGREE -ULLMAN K. et al.
MNRAS, in press
paper  arxiv  

Contamination from a nearby star cannot explain the anomalous transmission spectrum of the ultra-short period giant planet WASP-103b
2016 SOUTHWORTH, J. & D. EVANS
MNRAS, 463, 37
arxiv  paper   ADS  

Eight years of accurate photometric follow-up of transiting giant exoplanets
2016 MANCINI L. & SOUTHWORTH J.
in "Twenty years of giant exoplanets" Haute Provence Observatory 2015
arxiv  

Spin-orbit alignments for Three Transiting Hot Jupiters: WASP-103b, WASP-87b, & WASP-66b
2016 ADDISON B., TINNEY Ch., WRIGHT D. & BAYLISS D.
ApJ, 823, 29
paper  arxiv  ADS  

SALT observations of the Chromospheric Activity of Transiting Planet Hosts: Mass Loss and Star Planet Interactions
2016 STAAB D., HASWELL C., SMITH G., FOSSATI L., BARNES J. et al.
MNRAS, accepted
arxiv  

Near-IR Emission Spectrum of WASP-103b using Hubble Space Telescope/Wide Field Camera 3
2016 CARTIER K., BEATTY Th., ZHAO M., LINE M., NGO H. et al.
Astron. J., accepted
arxiv  

WASP-103b: a new planet at the edge of tidal disruption
2014 GILLON M., ANDERSON D., COLLIER-CAMERON A., DELREZ L., HELLIER C. et al.
Astron. & Astrophys., accepted
arxiv 

High-precision photometry by telescope defocusing – VII. The ultrashort period planet WASP-103
2014 SOUTHWORTH J., MANCINI L., CICERI S., BUDAJ J., DOMINIK M. et al.
MNRAS, 447, 715
paper