TEPCat: DS Tuc


 

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

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1904.01591  
Date of discovery paper 2019 / 4 / 4 y / m / d
Right ascension 23 39 39.48 h m s
Declination −69 11 44.7 d m s
V-band apparent magnitude 8.23 mag
K-band apparent magnitude 6.68 mag
Transit duration 0.13
( 3.1 )
day
hour
Transit depth 0.4 %
Time of mid-transit   2458332.30926 ± 0.00037     HJD or BJD
Orbital period 8.138268 ± 0.000011 days
Reference for orbital ephemeris   arXiv:1906.10703  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5598 +28 −59 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.08 ± 0.06 dex
Stellar mass 0.959 ± 0.031   Msun
Stellar radius 0.872 ± 0.027 Rsun
Stellar logarithmic surface gravity 4.60 ± 0.15 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass 0.0 +0.7 −0.0
( 0 +222 −0 )
Mjup
Mearth
Planetary radius 0.50 ± 0.02
( 5.60 ± 0.22 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:1904.01591  

 

DS Tuc does not have an entry in the catalogue of orbital obliquity measurements.

 

DS Tuc has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/02           John Southworth   (Keele University, UK)