TEPCat: TOI-771


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-771. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2311.00688  
Date of discovery paper 2023 / 11 / 2 y / m / d
Data/telescope used for discovery TESS  
Right ascension 10 56 27.33 h m s
Declination −72 59 06.6 d m s
Right ascension (decimal) 164.11388 degrees
Declination (decimal) -72.98517 degrees
V-band apparent magnitude 14.89 mag
K-band apparent magnitude 9.66 mag
Transit duration 0.042
( 1.01 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2458572.4178 ± 0.0003     HJD or BJD
Orbital period 2.326021 ± 0.000001 days
Reference for orbital ephemeris   arXiv:2311.00688  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3201 +100 −95 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.12 +0.19 −0.28 dex
Stellar mass 0.220 +0.024 −0.023   Msun
Stellar radius 0.242 +0.012 −0.011 Rsun
Stellar logarithmic surface gravity 5.014 +0.043 −0.044 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.0207 ± 0.0008  AU
Planetary mass Mjup
Mearth
Planetary radius 0.127 +0.010 −0.008
( 1.424 +0.112 −0.090 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 527 ± 22 K
Reference of detailed study arXiv:2311.00688  

 

TOI-771 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/03/28           John Southworth   (Keele University, UK)