Planet WASP-127 b

Name WASP-127 b
Planet Status Confirmed
Discovered in 2016
Mass 0.18 ( -0.02 +0.02 ) MJ
Mass*sin(i)
Semi-Major Axis 0.052 (± 0.0005) AU
Orbital Period 4.178062 (± 2e-06) day
Eccentricity
ω
Tperi
Radius 1.37 ( -0.04 +0.04 ) RJ
Inclination 88.7 ( -0.6 +0.8 ) deg
Update 2020-05-20
Detection Method Primary Transit
Mass Detection Method Radial Velocity
Radius Detection Method Primary Transit
Primary transit 2457248.74131 (± 0.00016) JD
Secondary transit
λ
Impact Parameter b 0.15 ( -0.11 +0.09 )
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

WASP-127
Name WASP-127
Distance
Spectral type G5
Apparent magnitude V 10.15
Mass 1.08 (± 0.03) MSun
Age 11.41 (± 1.8) Gyr
Effective temperature 5620.0 (± 85.0) K
Radius 1.39 (± 0.03) RSun
Metallicity [Fe/H]
Detected Disc
Magnetic Field
RA2000 10:42:14.1
Dec2000 -03:50:06
Alternate Names
Planetary system 1 planet

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 2020 - SKAF N.
Measurements Detected 2018 - CHEN
K Measurements Detected 5σ 2018 - CHEN
Li Measurements Detected 3σ 2018 - CHEN
Na Measurements Detected 4σ 2018 - CHEN

Observability Predictor


Related publications

Trends in Spitzer Secondary Eclipses
2021 WALLACK N., KNUTSON H. & DEMING D.
Astron. J., 162, 36
paper   arxiv

TransitFit: an exoplanet transit fitting package for multi-telescope datasets and its application to WASP-127~b, WASP-91~b, and WASP-126~b
2021 HAYES J., KERINS E., MORGAN J., HUMPAGE A., AWIPHAN S. et al.
MNRAS, submitted
arxiv

Diamonds are Forever: Probing the Carbon Budget and Formation History of the Ultra-Puffy Hot Jupiter WASP-127b
2021 PELLETIER S., BENNEKE B., ALLART R. et al.
JWST GO Programme
abstract

Search for helium in the upper atmosphere of the hot Jupiter WASP-127 b using Gemini/Phoenix
2020 dos SANTOS L., EHRENREICH D., BOURRIER V., ALLART R. KING G. et al.
Astron. & Astrophys., 640, A29
 paper   arxiv

ARES II: Characterising the Hot Jupiters WASP-127 b, WASP-79 b and WASP-62 b with HST
2020 SKAF N., BIEGER M., EDWARDS B., CHANGEAT Q., MORAN M. et al.
Astron. J., 160, 109
paper  arxiv

A super-solar metallicity atmosphere for WASP-127b revealed by transmission spectroscopy from HST and Spitzer
2020 SPAKE J., SING D., WAKEFORD H., NIKOLOV N., MIKAL-EVANS Th. et al.
MNRAS, in press
paper  arxiv  

WASP-127b: A misaligned planet with a partly cloudy atmosphere and tenuous sodium signature seen by ESPRESSO
2020 ALLART R., PINO L., LOVIS Ch., SOUSA S., CASASAYAS-BARRIS N. et al.
Astron. & Astrophys., 644, A155
paper  arxiv

Hot Exoplanet Atmospheres Resolved with Transit Spectroscopy (HEARTS) VI. Non-detection of sodium with HARPS on the bloated super-Neptune WASP-127b
2020 SEIDEL J., LENDL M., BOURRIER V., EHRENREICH D.? ALLART R. et al.
Astron. & Astrophys., 643, A45
paper  arxiv  

High-resolution Transmission Spectroscopy of Four Hot Inflated Gas Giant Exoplanets
2019 ZAK J., KABATH P., BOFFIN H., IVANOV M. & SKARKA M.
Astron. J., 158, 120
paper

The GTC exoplanet transit spectroscopy survey - IX. Detection of haze, Na, K, and Li in the super-Neptune WASP-127b
2018 CHEN, G., PALLÉ, E., WELBANKS, L., PRIETO-ARRANZ, J., MADHUSADHAN, N. et al.
Astron. & Astrophys., 616, A145
paper  

A feature-rich transmission spectrum for WASP-127b - Cloud-free skies for the puffiest known super-Neptune?
2017 PALLE E., CHEN G., PRIETO-ARRANZ J., NOWAK G., MURGAS F. et al.
Astron. & Astrophys., 602, L15
paper  arxiv  

From Dense Hot Jupiter to Low Density Neptune: The Discovery of WASP-127b, WASP-136b and WASP-138b
2016 LAM, K., FAEDI, F., BROWN, D., ANDERSON, D., DELREZ & 37 additional authors
Astron. & Astrophys., 599, A3
paper  arxiv  ADS