TEPCat: TOI-569


 

This page summarises the information held within TEPCat for the transiting brown dwarf system TOI-569. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2002.01943  
Date of discovery paper 2020 / 2 / 6 y / m / d
Right ascension 07 40 24.67 h m s
Declination −42 09 16.8 d m s
V-band apparent magnitude 10.17 mag
K-band apparent magnitude 8.44 mag
Transit duration 0.11
( 2.6 )
day
hour
Transit depth 0.27 %
Time of mid-transit   2458529.64796 ± 0.00069     HJD or BJD
Orbital period 6.55604 ± 0.00016 days
Reference for orbital ephemeris   arXiv:2002.01943  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5705 +76 −68 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.40 +0.07 −0.08 dex
Stellar mass 1.21 ± 0.03   Msun
Stellar radius 1.48 ± 0.03 Rsun
Stellar logarithmic surface gravity 4.18 ± 0.02 c.g.s.
Stellar mean density 0.369 ± 0.021
( 0.521 ± 0.030 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.07428 ± 0.00059  AU
Planetary mass 63.8 ± 1.0
( 202814 ± 3179 )
Mjup
Mearth
Planetary radius 0.75 ± 0.02
( 8.41 ± 0.22 )
Rjup
Rearth
Planetary surface gravity 2780 ± 190
5.44 ± 0.03
m/s2
log(cgs)
Planetary mean density 141 +13 −12
( 187 + 17 − 15 )
ρjup
g cm-3
Planetary equilibrium temperature 1227 +13 −12 K
Reference of detailed study arXiv:2002.01943  

 

TOI-569 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-569 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)