TEPCat: TOI-181


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-181. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023MNRAS.521.1066M  
Date of discovery paper 2022 / 11 / 16 y / m / d
Data/telescope used for discovery TESS  
Right ascension 23 28 41.41 h m s
Declination −34 29 29.1 d m s
Right ascension (decimal) 352.17254 degrees
Declination (decimal) -34.49142 degrees
V-band apparent magnitude 11.19 mag
K-band apparent magnitude 9.05 mag
Transit duration 0.0829
( 1.990 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2458358.11805 ± 0.00027     HJD or BJD
Orbital period 4.532058 ± 0.000002 days
Reference for orbital ephemeris   2023MNRAS.521.1066M  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4994 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.27 ± 0.08 dex
Stellar mass 0.822 ± 0.040   Msun
Stellar radius 0.745 ± 0.024 Rsun
Stellar logarithmic surface gravity 4.608 ± 0.035 c.g.s.
Stellar mean density 1.98 ± 0.22
( 2.79 ± 0.31 )
ρsun
g cm-3
Orbital eccentricity 0.15 +0.06 −0.03  
Orbital semimajor axis   0.0539 +0.0043 −0.0036  AU
Planetary mass 0.145 +0.009 −0.024
( 46.1 +2.9 −7.6 )
Mjup
Mearth
Planetary radius 0.634 +0.008 −0.009
( 7.107 +0.090 −0.101 )
Rjup
Rearth
Planetary surface gravity 9.4 +0.3 −1.4
2.97 +0.01 −0.07
m/s2
log(cgs)
Planetary mean density 0.57 +0.01 −0.08
( 0.756 +0.013 −0.106 )
ρjup
g cm-3
Planetary equilibrium temperature 895 +32 −34 K
Reference of detailed study 2023MNRAS.521.1066M  

 

TOI-181 does not have an entry in the catalogue of orbital obliquity measurements.

 


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