TEPCat: TOI-561c


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-561c. 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 0.156
( 3.74 )
day
hour
Transit depth 0.09 %
Time of mid-transit   2459238.4629 ± 0.0009     HJD or BJD
Orbital period 10.778831 ± 0.000035 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 0.030 +0.035 −0.021  
Orbital semimajor axis   0.0884 ± 0.0009  AU
Planetary mass 0.0207 ± 0.0023
( 6.58 ± 0.73 )
Mjup
Mearth
Planetary radius 0.260 ± 0.003
( 2.914 ± 0.034 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.91 ± 0.12
( 1.21 ± 0.16 )
ρjup
g cm-3
Planetary equilibrium temperature 800 ± 11 K
Reference of detailed study arXiv:2210.06665  

 

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

 

TOI-561c 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)