TEPCat: TOI-2109


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-2109. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2111.12074  
Date of discovery paper 2021 / 11 / 24 y / m / d
Data/telescope used for discovery TESS  
Right ascension 16 52 44.72 h m s
Declination +16 34 47.8 d m s
Right ascension (decimal) 253.18633 degrees
Declination (decimal) 16.57994 degrees
V-band apparent magnitude 10.22 mag
K-band apparent magnitude 9.07 mag
Transit duration 0.08
( 1.9 )
day
hour
Transit depth 0.6 %
Time of mid-transit   2459378.459370 ± 0.000059     HJD or BJD
Orbital period 0.67247414 ± 0.00000028 days
Reference for orbital ephemeris   arXiv:2111.12074  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6530 +160 −150 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.068 +0.070 −0.062 dex
Stellar mass 1.447 +0.075 −0.078   Msun
Stellar radius 1.698 +0.062 −0.057 Rsun
Stellar logarithmic surface gravity 4.139 +0.041 −0.046 c.g.s.
Stellar mean density 0.296 +0.040 −0.038
( 0.418 +0.056 −0.054 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.01791 ± 0.00065  AU
Planetary mass 5.02 ± 0.75
( 15958 ± 2384 )
Mjup
Mearth
Planetary radius 1.347 ± 0.047
( 15.10 ± 0.53 )
Rjup
Rearth
Planetary surface gravity 69 +12 −10
3.84 +0.07 −0.07
m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 3646 ± 88 K
Reference of detailed study arXiv:2111.12074  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Wong et al. (2021)   1.7   ±   1.7  

 

 

TOI-2109 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/01           John Southworth   (Keele University, UK)