TEPCat: TOI-908


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-908. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023MNRAS.524.3877H  
Date of discovery paper 2023 / 6 / 19 y / m / d
Data/telescope used for discovery TESS  
Right ascension 03 32 38.26 h m s
Declination −81 15 02.7 d m s
Right ascension (decimal) 53.15942 degrees
Declination (decimal) -81.25075 degrees
V-band apparent magnitude 11.32 mag
K-band apparent magnitude 9.64 mag
Transit duration 0.102
( 2.45 )
day
hour
Transit depth 0.1 %
Time of mid-transit   2459384.292 ± 0.002     HJD or BJD
Orbital period 3.183792 ± 0.000007 days
Reference for orbital ephemeris   2023MNRAS.524.3877H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5626 ± 61 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.08 ± 0.04 dex
Stellar mass 0.950 ± 0.010   Msun
Stellar radius 1.028 ± 0.030 Rsun
Stellar logarithmic surface gravity 4.45 ± 0.03 c.g.s.
Stellar mean density 0.875 +0.064 −0.072
( 1.235 +0.090 −0.102 )
ρsun
g cm-3
Orbital eccentricity 0.132 ± 0.091  
Orbital semimajor axis   0.0417 ± 0.0002  AU
Planetary mass 0.051 ± 0.013
( 16.2 ± 4.1 )
Mjup
Mearth
Planetary radius 0.2842 ± 0.0049
( 3.186 ± 0.055 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 2.07 +0.18 −0.27
( 2.75 +0.24 −0.36 )
ρjup
g cm-3
Planetary equilibrium temperature 1317 ± 38 K
Reference of detailed study 2023MNRAS.524.3877H  

 

TOI-908 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/03/28           John Southworth   (Keele University, UK)