TEPCat: TOI-776b


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-776b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2009.08338  
Date of discovery paper 2020 / 9 / 18 y / m / d
Right ascension 11 54 18.39 h m s
Declination −37 33 09.8 d m s
V-band apparent magnitude 11.54 mag
K-band apparent magnitude 7.88 mag
Transit duration 0.101
( 2.42 )
day
hour
Transit depth 0.10 %
Time of mid-transit   2458571.4167 ± 0.0017     HJD or BJD
Orbital period 8.24664 ± 0.00008 days
Reference for orbital ephemeris   arXiv:2009.08338  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3709 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.20 ± 0.12 dex
Stellar mass 0.544 ± 0.028   Msun
Stellar radius 0.538 ± 0.024 Rsun
Stellar logarithmic surface gravity 4.727 ± 0.025 c.g.s.
Stellar mean density 4.00 +0.53 −0.64
( 5.64 +0.75 −0.90 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0652 ± 0.0011  AU
Planetary mass 0.0147 ± 0.0031
( 4.67 ± 0.99 )
Mjup
Mearth
Planetary radius 0.163 ± 0.010
( 1.83 ± 0.11 )
Rjup
Rearth
Planetary surface gravity 13.6 +3.4 −3.1
3.13 +0.10 −0.11
m/s2
log(cgs)
Planetary mean density 3.2 +1.0 −0.8
( 4.2 +1.3 −1.1 )
ρjup
g cm-3
Planetary equilibrium temperature 513 ± 12 K
Reference of detailed study arXiv:2009.08338  

 

TOI-776b does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-776b 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)