TEPCat: HATS-70


 

This page summarises the information held within TEPCat for the transiting planetary system HATS-70. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1811.06925  
Date of discovery paper 2018 / 11 / 19 y / m / d
Right ascension 07 16 25.08 h m s
Declination −31 14 39.9 d m s
V-band apparent magnitude 12.57 mag
K-band apparent magnitude 12.04 mag
Transit duration 0.1510
( 3.624 )
day
hour
Transit depth 0.7 %
Time of mid-transit   2456911.87486 ± 0.00084     HJD or BJD
Orbital period 1.8882378 ± 0.0000015 days
Reference for orbital ephemeris   arXiv:1811.06925  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 7930 +630 −820 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.041 +0.095 −0.107 dex
Stellar mass 1.78 ± 0.12   Msun
Stellar radius 1.881 +0.059 −0.066 Rsun
Stellar logarithmic surface gravity 4.167 +0.044 −0.036 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0 +0.18 −0.0  
Orbital semimajor axis   0.03632 +0.00074 −0.00087  AU
Planetary mass 12.9 +1.8 −1.6
( 41008 +5722 −5086 )
Mjup
Mearth
Planetary radius 1.384 +0.079 −0.074
( 15.51 + 0.89 − 0.83 )
Rjup
Rearth
Planetary surface gravity 178 +34 −30
4.25 +0.08 −0.08
m/s2
log(cgs)
Planetary mean density 5.0 +1.2 −1.0
( 6.6 +1.6 −1.3 )
ρjup
g cm-3
Planetary equilibrium temperature 2730 +140 −160 K
Reference of detailed study arXiv:1811.06925  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Zhou et al. (2018)   8.9   + 5.6   - 4.5  

 

 

HATS-70 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)