TEPCat: HAT-P-64


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-64. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2007.05528  
Date of discovery paper 2020 / 7 / 14 y / m / d
Right ascension 04 35 53.85 h m s
Declination +02 25 52.6 d m s
V-band apparent magnitude 12.77 mag
K-band apparent magnitude 11.12 mag
Transit duration 0.2052
( 4.925 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2457751.46354 ± 0.00063     HJD or BJD
Orbital period 4.0072320 ± 0.0000017 days
Reference for orbital ephemeris   arXiv:2007.05528  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6302 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.010 ± 0.080 dex
Stellar mass 1.298 ± 0.021   Msun
Stellar radius 1.735 +0.041 −0.028 Rsun
Stellar logarithmic surface gravity 4.072 ± 0.015 c.g.s.
Stellar mean density 0.248 ± 0.013
( 0.350 ± 0.018 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.101 −0.0  
Orbital semimajor axis   0.05387 ± 0.00030  AU
Planetary mass 0.58 +0.18 −0.13
( 184 +57 −41 )
Mjup
Mearth
Planetary radius 1.703 ± 0.070
( 19.09 ± 0.78 )
Rjup
Rearth
Planetary surface gravity 4.9 +1.6 −1.2
2.7 +0.1 −0.1
m/s2
log(cgs)
Planetary mean density 2.03 ± 0.09
( 2.69 ± 0.12 )
ρjup
g cm-3
Planetary equilibrium temperature 1766 +22 −16 K
Reference of detailed study arXiv:2007.05528  

 

HAT-P-64 does not have an entry in the catalogue of orbital obliquity measurements.

 

HAT-P-64 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/01/04           John Southworth   (Keele University, UK)