TEPCat: HATS-40


 

This page summarises the information held within TEPCat for the transiting planetary system HATS-40. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2018MNRAS.477.3406B  
Date of discovery paper 2018 / 4 / 6 y / m / d
Right ascension 06 42 17.10 h m s
Declination −29 46 36.5 d m s
V-band apparent magnitude 13.38 mag
K-band apparent magnitude 12.15 mag
Transit duration 0.2221
( 5.330 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2456962.6760 ± 0.0010     HJD or BJD
Orbital period 3.2642736 ± 0.0000058 days
Reference for orbital ephemeris   2018MNRAS.477.3406B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6460 ± 130 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.010 ± 0.077 dex
Stellar mass 1.561 ± 0.069   Msun
Stellar radius 2.26 +0.18 −0.11 Rsun
Stellar logarithmic surface gravity 3.921 ± 0.041 c.g.s.
Stellar mean density 0.134 ± 0.019
( 0.189 ± 0.027 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.312 −0.0  
Orbital semimajor axis   0.04997 ± 0.00074  AU
Planetary mass 1.59 ± 0.24
( 505 ± 76 )
Mjup
Mearth
Planetary radius 1.58 +0.16 −0.20
( 17.7 + 1.8 − 2.2 )
Rjup
Rearth
Planetary surface gravity 15.5 +3.6 −2.9
3.19 +0.09 −0.09
m/s2
log(cgs)
Planetary mean density 0.37 ± 0.10
( 0.49 ± 0.13 )
ρjup
g cm-3
Planetary equilibrium temperature 2101 ± 69 K
Reference of detailed study 2018MNRAS.477.3406B  

 

HATS-40 does not have an entry in the catalogue of orbital obliquity measurements.

 

HATS-40 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)