TEPCat: HATS-19


 

This page summarises the information held within TEPCat for the transiting planetary system HATS-19. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1607.00322  
Date of discovery paper 2016 / 7 / 4 y / m / d
Right ascension 09 49 37.63 h m s
Declination −33 13 06.6 d m s
V-band apparent magnitude 13.03 mag
K-band apparent magnitude 11.51 mag
Transit duration 0.1666
( 3.998 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2456660.03375 ± 0.00059     HJD or BJD
Orbital period 4.569673 ± 0.000010 days
Reference for orbital ephemeris   arXiv:1607.00322  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5896 ± 77 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.240 ± 0.050 dex
Stellar mass 1.303 ± 0.083   Msun
Stellar radius 1.75 ± 0.25 Rsun
Stellar logarithmic surface gravity 4.07 ± 0.10 c.g.s.
Stellar mean density 0.24 ± 0.10
( 0.34 ± 0.14 )
ρsun
g cm-3
Orbital eccentricity 0.30 ± 0.10  
Orbital semimajor axis   0.0589 ± 0.0013  AU
Planetary mass 0.427 ± 0.071
( 135 ± 22 )
Mjup
Mearth
Planetary radius 1.66 +0.27 −0.21
( 18.6 + 3.0 − 2.4 )
Rjup
Rearth
Planetary surface gravity 3.80 +0.98 −0.78
2.58 +0.10 −0.10
m/s2
log(cgs)
Planetary mean density 0.087 ± 0.031
( 0.115 ± 0.041 )
ρjup
g cm-3
Planetary equilibrium temperature 1570 ± 110 K
Reference of detailed study arXiv:1607.00322  

 

HATS-19 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HATS-19 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/15           John Southworth   (Keele University, UK)