TEPCat: HAT-P-32


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-32. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2011ApJ...742...59H  
Date of discovery paper 2011 / 6 / 8 y / m / d
Right ascension 02 04 10.27 h m s
Declination +46 41 16.2 d m s
V-band apparent magnitude 11.29 mag
K-band apparent magnitude 9.99 mag
Transit duration 0.12959
( 3.1102 )
day
hour
Transit depth 3.0 %
Time of mid-transit   2454420.447187 ± 0.000096     HJD or BJD
Orbital period 2.15000800 ± 0.00000010 days
Reference for orbital ephemeris   arXiv:1712.00415  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6269 ± 64 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.04 ± 0.08 dex
Stellar mass 1.182 ± 0.049   Msun
Stellar radius 1.225 ± 0.017 Rsun
Stellar logarithmic surface gravity 4.335 ± 0.005 c.g.s.
Stellar mean density 0.6435 ± 0.0032
( 0.9080 ± 0.0045 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.03448 ± 0.00048  AU
Planetary mass 0.80 ± 0.14
( 254 ± 44 )
Mjup
Mearth
Planetary radius 1.807 ± 0.026
( 20.25 ± 0.29 )
Rjup
Rearth
Planetary surface gravity 6.0 ± 1.6
2.8 ± 0.1
m/s2
log(cgs)
Planetary mean density 0.126 ± 0.023
( 0.167 ± 0.031 )
ρjup
g cm-3
Planetary equilibrium temperature 1801 ± 18 K
Reference of detailed study arXiv:1712.00415  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Albrecht et al. (2012)   85   ±   1.5  

 

 

HAT-P-32 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


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