TEPCat: TOI-4138


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-4138. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2110.00489  
Date of discovery paper 2021 / 10 / 4 y / m / d
Data/telescope used for discovery TESS  
Right ascension 15 10 07.72 h m s
Declination +72 42 37.1 d m s
Right ascension (decimal) 227.53217 degrees
Declination (decimal) 72.71031 degrees
V-band apparent magnitude 11.81 mag
K-band apparent magnitude 10.39 mag
Transit duration 0.21
( 5.0 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2458708.9983 ± 0.0003     HJD or BJD
Orbital period 3.660028 ± 0.000006 days
Reference for orbital ephemeris   arXiv:2110.00489  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6128 ± 57 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.20 ± 0.04 dex
Stellar mass 1.32 ± 0.04   Msun
Stellar radius 1.82 ± 0.05 Rsun
Stellar logarithmic surface gravity 4.2 ± 0.1 c.g.s.
Stellar mean density 0.22 ± 0.01
( 0.310 ± 0.014 )
ρsun
g cm-3
Orbital eccentricity 0.03 ± 0.02  
Orbital semimajor axis   0.051 ± 0.002  AU
Planetary mass 0.67 ± 0.03
( 212.99 ± 9.54 )
Mjup
Mearth
Planetary radius 1.49 ± 0.04
( 16.70 ± 0.45 )
Rjup
Rearth
Planetary surface gravity 7.41 +0.53 −0.49
2.87 +0.03 −0.03
m/s2
log(cgs)
Planetary mean density 0.19 ± 0.02
( 0.252 ± 0.027 )
ρjup
g cm-3
Planetary equilibrium temperature 1762 ± 21 K
Reference of detailed study arXiv:2110.00489  

 

TOI-4138 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-4138 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/11/23           John Southworth   (Keele University, UK)