TEPCat: TOI-2158


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-2158. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2204.13956  
Date of discovery paper 2022 / 5 / 3 y / m / d
Data/telescope used for discovery TESS  
Right ascension 18 27 14.41 h m s
Declination +20 31 36.8 d m s
Right ascension (decimal) 276.81004 degrees
Declination (decimal) 20.52689 degrees
V-band apparent magnitude 10.89 mag
K-band apparent magnitude 9.07 mag
Transit duration 0.157
( 3.77 )
day
hour
Transit depth 0.5 %
Time of mid-transit   2459018.9224 ± 0.0010     HJD or BJD
Orbital period 8.60077 ± 0.00003 days
Reference for orbital ephemeris   arXiv:2204.13956  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5673 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.47 ± 0.08 dex
Stellar mass 1.12 ± 0.12   Msun
Stellar radius 1.41 ± 0.03 Rsun
Stellar logarithmic surface gravity 4.19 ± 0.05 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.031 +0.013 −0.030  
Orbital semimajor axis   0.075 ± 0.004  AU
Planetary mass 0.82 ± 0.08
( 260 ± 25 )
Mjup
Mearth
Planetary radius 0.960 ± 0.012
( 10.76 ± 0.13 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.86 ± 0.08
( 1.14 ± 0.11 )
ρjup
g cm-3
Planetary equilibrium temperature 1188 ± 10 K
Reference of detailed study arXiv:2204.13956  

 

TOI-2158 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-2158 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/07           John Southworth   (Keele University, UK)