TEPCat: HAT-P-51


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-51. 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 01 24 15.66 h m s
Declination +32 48 38.8 d m s
V-band apparent magnitude 13.44 mag
K-band apparent magnitude 11.61 mag
Transit duration 0.1403
( 3.367 )
day
hour
Transit depth 2.0 %
Time of mid-transit   2456194.12204 ± 0.00040     HJD or BJD
Orbital period 4.2180278 ± 0.0000059 days
Reference for orbital ephemeris   2015AJ....150..168H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5449 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.270 ± 0.080 dex
Stellar mass 0.976 ± 0.028   Msun
Stellar radius 1.041 +0.038 −0.029 Rsun
Stellar logarithmic surface gravity 4.392 ± 0.027 c.g.s.
Stellar mean density 0.867 +0.071 −0.096
( 1.22 +0.10 −0.14 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.123 −0.0  
Orbital semimajor axis   0.05069 ± 0.00049  AU
Planetary mass 0.309 ± 0.018
( 98.2 ± 5.7 )
Mjup
Mearth
Planetary radius 1.293 ± 0.054
( 14.49 ± 0.61 )
Rjup
Rearth
Planetary surface gravity 4.58 +0.41 −0.51
2.66 +0.04 −0.05
m/s2
log(cgs)
Planetary mean density 0.134 ± 0.018
( 0.178 ± 0.024 )
ρjup
g cm-3
Planetary equilibrium temperature 1192 ± 21 K
Reference of detailed study 2015AJ....150..168H  

 

HAT-P-51 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HAT-P-51 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)