TEPCat: HAT-P-52


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-52. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2015AJ....150..168H  
Date of discovery paper 2015 / 3 / 17 y / m / d
Right ascension 02 50 53.20 h m s
Declination +29 01 20.6 d m s
V-band apparent magnitude 14.07 mag
K-band apparent magnitude 11.62 mag
Transit duration 0.1003
( 2.407 )
day
hour
Transit depth 1.8 %
Time of mid-transit   2455852.10326 ± 0.00041     HJD or BJD
Orbital period 2.7535953 ± 0.0000094 days
Reference for orbital ephemeris   2015AJ....150..168H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5131 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.280 ± 0.080 dex
Stellar mass 0.887 ± 0.027   Msun
Stellar radius 0.893 ± 0.047 Rsun
Stellar logarithmic surface gravity 4.483 ± 0.051 c.g.s.
Stellar mean density 1.24 ± 0.21
( 1.75 ± 0.30 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.047 −0.0  
Orbital semimajor axis   0.03694 ± 0.00038  AU
Planetary mass 0.818 ± 0.029
( 260.03 ± 9.22 )
Mjup
Mearth
Planetary radius 1.009 ± 0.072
( 11.31 ± 0.81 )
Rjup
Rearth
Planetary surface gravity 19.8 +3.2 −2.7
3.30 +0.07 −0.06
m/s2
log(cgs)
Planetary mean density 0.74 ± 0.16
( 0.98 ± 0.21 )
ρjup
g cm-3
Planetary equilibrium temperature 1218 ± 37 K
Reference of detailed study 2015AJ....150..168H  

 

HAT-P-52 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HAT-P-52 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)