TEPCat: WASP-112


 

This page summarises the information held within TEPCat for the transiting planetary system WASP-112. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1410.3449  
Date of discovery paper 2014 / 10 / 14 y / m / d
Right ascension 22 37 57.43 h m s
Declination −35 09 13.9 d m s
V-band apparent magnitude 13.33 mag
K-band apparent magnitude 11.90 mag
Transit duration 0.11987
( 2.8769 )
day
hour
Transit depth 1.5 %
Time of mid-transit   2456505.48734 ± 0.00013     HJD or BJD
Orbital period 3.0353992 ± 0.0000038 days
Reference for orbital ephemeris   arXiv:1410.3449  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5610 ± 130 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.64 ± 0.15 dex
Stellar mass 0.807 ± 0.073   Msun
Stellar radius 1.002 ± 0.037 Rsun
Stellar logarithmic surface gravity 4.342 ± 0.018 c.g.s.
Stellar mean density 0.801 ± 0.043
( 1.130 ± 0.061 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.24 −0.0  
Orbital semimajor axis   0.0382 ± 0.0011  AU
Planetary mass 0.88 ± 0.12
( 279 ± 38 )
Mjup
Mearth
Planetary radius 1.191 ± 0.049
( 13.35 ± 0.55 )
Rjup
Rearth
Planetary surface gravity 14.2 ± 1.8
3.15 ± 0.05
m/s2
log(cgs)
Planetary mean density 0.521 ± 0.073
( 0.691 ± 0.097 )
ρjup
g cm-3
Planetary equilibrium temperature 1395 ± 33 K
Reference of detailed study arXiv:1410.3449  

 

WASP-112 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

WASP-112 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/13           John Southworth   (Keele University, UK)