TEPCat: TOI-1811


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1811. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2205.05709  
Date of discovery paper 2022 / 5 / 13 y / m / d
Data/telescope used for discovery TESS  
Right ascension 12 35 41.42 h m s
Declination +27 12 51.9 d m s
Right ascension (decimal) 188.92258 degrees
Declination (decimal) 27.21442 degrees
V-band apparent magnitude 11.97 mag
K-band apparent magnitude 9.64 mag
Transit duration 0.08070
( 1.9368 )
day
hour
Transit depth 1.8 %
Time of mid-transit   2459003.83705 ± 0.00017     HJD or BJD
Orbital period 3.7130818 ± 0.0000028 days
Reference for orbital ephemeris   arXiv:2205.05709  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4753 +54 −55 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.320 +0.075 −0.077 dex
Stellar mass 0.819 +0.033 −0.030   Msun
Stellar radius 0.773 +0.019 −0.017 Rsun
Stellar logarithmic surface gravity 4.576 +0.023 −0.025 c.g.s.
Stellar mean density 1.78 ± 0.013
( 2.512 ± 0.018 )
ρsun
g cm-3
Orbital eccentricity 0.061 +0.061 −0.042  
Orbital semimajor axis   0.04393 +0.00058 −0.00054  AU
Planetary mass 0.974 +0.075 −0.076
( 309 +23 −24 )
Mjup
Mearth
Planetary radius 1.002 +0.026 −0.024
( 11.23 + 0.29 − 0.27 )
Rjup
Rearth
Planetary surface gravity 24.0 ± 2.2
3.38 ± 0.04
m/s2
log(cgs)
Planetary mean density 0.90 +0.10 −0.09
( 1.19 +0.13 −0.12 )
ρjup
g cm-3
Planetary equilibrium temperature 962 ± 8 K
Reference of detailed study arXiv:2205.05709  

 

TOI-1811 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-1811 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)