TEPCat: TOI-561b


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-561b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2021MNRAS.501.4148L  
Date of discovery paper 2020 / 9 / 8 y / m / d
Data/telescope used for discovery TESS  
Right ascension 09 52 44.44 h m s
Declination +06 12 58.0 d m s
Right ascension (decimal) 148.18517 degrees
Declination (decimal) 6.21611 degrees
V-band apparent magnitude 10.25 mag
K-band apparent magnitude 8.39 mag
Transit duration 0.0546
( 1.310 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2459231.7498 ± 0.0005     HJD or BJD
Orbital period 0.4465688 ± 0.0000008 days
Reference for orbital ephemeris   arXiv:2201.07727  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5372 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.40 ± 0.05 dex
Stellar mass 0.806 ± 0.036   Msun
Stellar radius 0.843 ± 0.005 Rsun
Stellar logarithmic surface gravity 4.47 ± 0.01 c.g.s.
Stellar mean density 1.34 ± 0.06
( 1.891 ± 0.085 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0106 ± 0.0001  AU
Planetary mass 0.0070 ± 0.0006
( 2.23 ± 0.19 )
Mjup
Mearth
Planetary radius 0.1271 ± 0.0033
( 1.425 ± 0.037 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 2.86 ± 0.41
( 3.79 ± 0.54 )
ρjup
g cm-3
Planetary equilibrium temperature 2310 ± 33 K
Reference of detailed study arXiv:2210.06665  

 

TOI-561b does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-561b 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)