TEPCat: HAT-P-14


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-14. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2010ApJ...715..458T  
Date of discovery paper 2010 / 3 / 10 y / m / d
Data/telescope used for discovery HAT  
Right ascension 17 20 27.87 h m s
Declination +38 14 31.9 d m s
Right ascension (decimal) 260.11613 degrees
Declination (decimal) 38.24219 degrees
V-band apparent magnitude 10.0 mag
K-band apparent magnitude 8.85 mag
Transit duration 0.0907
( 2.177 )
day
hour
Transit depth 0.5 %
Time of mid-transit   2459729.706791 ± 0.000094     HJD or BJD
Orbital period 4.6276594 ± 0.0000010 days
Reference for orbital ephemeris   2023PASP..135a8002E  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6600 ± 90 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.11 ± 0.08 dex
Stellar mass 1.418 ± 0.054   Msun
Stellar radius 1.591 ± 0.056 Rsun
Stellar logarithmic surface gravity 4.187 ± 0.025 c.g.s.
Stellar mean density 0.352 ± 0.031
( 0.497 ± 0.044 )
ρsun
g cm-3
Orbital eccentricity 0.107 ± 0.013  
Orbital semimajor axis   0.06108 ± 0.00077  AU
Planetary mass 2.271 ± 0.083
( 721 ± 26 )
Mjup
Mearth
Planetary radius 1.219 ± 0.059
( 13.66 ± 0.66 )
Rjup
Rearth
Planetary surface gravity 37.9 ± 3.7
3.58 ± 0.04
m/s2
log(cgs)
Planetary mean density 1.17 ± 0.17
( 1.55 ± 0.23 )
ρjup
g cm-3
Planetary equilibrium temperature 1624 ± 32 K
Reference of detailed study 2012MNRAS.426.1291S  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Winn et al. (2011)   189.1   ±   5.1  

 

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)