TEPCat: HATS-54


 

This page summarises the information held within TEPCat for the transiting planetary system HATS-54. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2019AJ....158...63E  
Date of discovery paper 2018 / 12 / 20 y / m / d
Data/telescope used for discovery HATS  
Right ascension 13 22 32.37 h m s
Declination −44 41 19.7 d m s
Right ascension (decimal) 200.63488 degrees
Declination (decimal) -44.68881 degrees
V-band apparent magnitude 13.91 mag
K-band apparent magnitude 12.17 mag
Transit duration 0.1028
( 2.467 )
day
hour
Transit depth 0.9 %
Time of mid-transit   2457780.01023 ± 0.00061     HJD or BJD
Orbital period 2.5441765 ± 0.0000024 days
Reference for orbital ephemeris   arXiv:2211.01044  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5621 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.37 ± 0.07 dex
Stellar mass 1.05 ± 0.05   Msun
Stellar radius 1.23 ± 0.02 Rsun
Stellar logarithmic surface gravity 4.20 ± 0.20 c.g.s.
Stellar mean density 0.563 ± 0.037
( 0.794 ± 0.052 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.126 −0.0  
Orbital semimajor axis   0.0370 ± 0.0010  AU
Planetary mass 0.753 ± 0.057
( 239 ± 18 )
Mjup
Mearth
Planetary radius 1.015 ± 0.024
( 11.38 ± 0.27 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.709 +0.090 −0.083
( 0.94 +0.12 −0.11 )
ρjup
g cm-3
Planetary equilibrium temperature 1429 ± 24 K
Reference of detailed study arXiv:2211.01044  

 

HATS-54 does not have an entry in the catalogue of orbital obliquity measurements.

 

HATS-54 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/06           John Southworth   (Keele University, UK)