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
Data/telescope used for discovery HAT  
Right ascension 01 24 15.66 h m s
Declination +32 48 38.8 d m s
Right ascension (decimal) 21.06525 degrees
Declination (decimal) 32.81078 degrees
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   2458349.53123 ± 0.00014     HJD or BJD
Orbital period 4.21802091 ± 0.00000066 days
Reference for orbital ephemeris   2024MNRAS.528.1930K  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5453 +31 −32 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.302 +0.052 −0.059 dex
Stellar mass 0.961 +0.040 −0.036   Msun
Stellar radius 0.995 ± 0.013 Rsun
Stellar logarithmic surface gravity 4.4256 +0.0069 −0.0073 c.g.s.
Stellar mean density 0.978 +0.009 −0.014
( 1.380 +0.013 −0.020 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.123 −0.0  
Orbital semimajor axis   0.05042 +0.00068 −0.00065  AU
Planetary mass 0.307 +0.021 −0.020
( 97.6 +6.7 −6.4 )
Mjup
Mearth
Planetary radius 1.205 +0.017 −0.016
( 13.51 + 0.19 − 0.18 )
Rjup
Rearth
Planetary surface gravity 5.25 +0.33 −0.32
2.72 +0.03 −0.03
m/s2
log(cgs)
Planetary mean density 0.164 ± 0.011
( 0.218 ± 0.015 )
ρjup
g cm-3
Planetary equilibrium temperature 1168 ± 7 K
Reference of detailed study 2024MNRAS.528.1930K  

 

HAT-P-51 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/05/08           John Southworth   (Keele University, UK)