TEPCat: HD 108236e


 

This page summarises the information held within TEPCat for the transiting planetary system HD 108236e. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2004.11314  
Date of discovery paper 2020 / 4 / 24 y / m / d
Right ascension 12 26 17.89 h m s
Declination −51 21 46.2 d m s
V-band apparent magnitude 9.24 mag
K-band apparent magnitude 7.64 mag
Transit duration 0.1672
( 4.013 )
day
hour
Transit depth 0.12 %
Time of mid-transit   2458586.5677 ± 0.0014     HJD or BJD
Orbital period 19.5917 ± 0.0021 days
Reference for orbital ephemeris   arXiv:2004.11314  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5721 ± 60 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.253 ± 0.062 dex
Stellar mass 0.877 ± 0.050   Msun
Stellar radius 0.880 ± 0.017 Rsun
Stellar logarithmic surface gravity 4.492 ± 0.032 c.g.s.
Stellar mean density 1.29 ± 0.11
( 1.82 ± 0.16 )
ρsun
g cm-3
Orbital eccentricity 0.20 +0.30 −0.13  
Orbital semimajor axis   0.1400 ± 0.0052  AU
Planetary mass Mjup
Mearth
Planetary radius 0.279 +0.012 −0.011
( 3.13 +0.13 −0.12 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 636 +12 −11 K
Reference of detailed study arXiv:2004.11314  

 

HD 108236e does not have an entry in the catalogue of orbital obliquity measurements.

 

HD 108236e has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)