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
Right ascension 09 52 44.44 h m s
Declination +06 12 58.0 d m s
V-band apparent magnitude 10.25 mag
K-band apparent magnitude 8.39 mag
Transit duration 0.157
( 3.77 )
day
hour
Transit depth 0.09 %
Time of mid-transit   2458527.060 ± 0.004     HJD or BJD
Orbital period 10.779 ± 0.004 days
Reference for orbital ephemeris   2021MNRAS.501.4148L  

 

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 0.785 ± 0.018   Msun
Stellar radius 0.849 ± 0.007 Rsun
Stellar logarithmic surface gravity 4.47 ± 0.01 c.g.s.
Stellar mean density 1.285 ± 0.040
( 1.813 ± 0.056 )
ρsun
g cm-3
Orbital eccentricity 0.060 +0.067 −0.042  
Orbital semimajor axis   0.08809 ± 0.0007  AU
Planetary mass 0.0170 ± 0.0031
( 5.40 ± 0.99 )
Mjup
Mearth
Planetary radius 0.2568 ± 0.0086
( 2.878 ± 0.096 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.98 ± 0.23
( 1.30 ± 0.31 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2021MNRAS.501.4148L  

 

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 2021/12/02           John Southworth   (Keele University, UK)