TEPCat: HAT-P-45


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-45. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014AJ....147..128H  
Date of discovery paper 2013 / 8 / 14 y / m / d
Right ascension 18 17 29.40 h m s
Declination −03 22 51.7 d m s
V-band apparent magnitude 12.79 mag
K-band apparent magnitude 10.20 mag
Transit duration 0.1436
( 3.446 )
day
hour
Transit depth 1.5 %
Time of mid-transit   2455729.98612 ± 0.00041     HJD or BJD
Orbital period 3.128992 ± 0.000021 days
Reference for orbital ephemeris   2014AJ....147..128H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6330 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.07 ± 0.10 dex
Stellar mass 1.259 ± 0.058   Msun
Stellar radius 1.319 +0.155 −0.072 Rsun
Stellar logarithmic surface gravity 4.30 ± 0.06 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.049 ± 0.063  
Orbital semimajor axis   0.0452 ± 0.0007  AU
Planetary mass 0.892 +0.137 −0.099
( 283 +43 −31 )
Mjup
Mearth
Planetary radius 1.426 +0.175 −0.087
( 15.98 + 1.96 − 0.98 )
Rjup
Rearth
Planetary surface gravity 10.7 +1.9 −1.6
3.03 +0.07 −0.07
m/s2
log(cgs)
Planetary mean density 0.29 ± 0.07
( 0.385 ± 0.093 )
ρjup
g cm-3
Planetary equilibrium temperature 1652 +90 −52 K
Reference of detailed study 2014AJ....147..128H  

 

HAT-P-45 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HAT-P-45 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)