TEPCat: TOI-220


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-220. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2105.01944  
Date of discovery paper 2021 / 5 / 6 y / m / d
Right ascension 06 07 11.97 h m s
Declination −61 59 48.9 d m s
V-band apparent magnitude 10.42 mag
K-band apparent magnitude 8.54 mag
Transit duration 0.0933
( 2.239 )
day
hour
Transit depth 0.1 %
Time of mid-transit   2458335.9020 ± 0.0004     HJD or BJD
Orbital period 10.695264 ± 0.000086 days
Reference for orbital ephemeris   arXiv:2105.01944  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5298 ± 65 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.19 ± 0.05 dex
Stellar mass 0.825 ± 0.028   Msun
Stellar radius 0.858 ± 0.032 Rsun
Stellar logarithmic surface gravity 4.37 ± 0.11 c.g.s.
Stellar mean density 1.31 ± 0.15
( 1.85 ± 0.21 )
ρsun
g cm-3
Orbital eccentricity 0.032 +0.038 −0.023  
Orbital semimajor axis   0.0892 ± 0.0010  AU
Planetary mass 0.0434 ± 0.0031
( 13.80 ± 0.99 )
Mjup
Mearth
Planetary radius 0.270 ± 0.013
( 3.03 ± 0.15 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 2.06 ± 0.35
( 2.73 ± 0.46 )
ρjup
g cm-3
Planetary equilibrium temperature 805 ± 21 K
Reference of detailed study arXiv:2105.01944  

 

TOI-220 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-220 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)