TEPCat: HAT-P-6


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-6. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2008ApJ...673L..79N  
Date of discovery paper 2007 / 10 / 13 y / m / d
Data/telescope used for discovery HAT  
Right ascension 23 39 05.81 h m s
Declination +42 27 57.5 d m s
Right ascension (decimal) 354.77421 degrees
Declination (decimal) 42.46597 degrees
V-band apparent magnitude 10.54 mag
K-band apparent magnitude 9.31 mag
Transit duration 0.1461
( 3.506 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2458740.18795 ± 0.00034     HJD or BJD
Orbital period 3.8529972 ± 0.0000016 days
Reference for orbital ephemeris   arXiv:2407.20846  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6570 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.13 ± 0.08 dex
Stellar mass 1.295 ± 0.068   Msun
Stellar radius 1.518 ± 0.071 Rsun
Stellar logarithmic surface gravity 4.188 ± 0.035 c.g.s.
Stellar mean density 0.370 ± 0.045
( 0.522 ± 0.063 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.05244 ± 0.00092  AU
Planetary mass 1.063 ± 0.057
( 337 ± 18 )
Mjup
Mearth
Planetary radius 1.395 ± 0.081
( 15.64 ± 0.91 )
Rjup
Rearth
Planetary surface gravity 13.5 ± 1.6
3.13 ± 0.05
m/s2
log(cgs)
Planetary mean density 0.366 ± 0.064
( 0.485 ± 0.085 )
ρjup
g cm-3
Planetary equilibrium temperature 1704 ± 40 K
Reference of detailed study 2012MNRAS.426.1291S  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Hébrard et al. (2011)   166   ±   10  
Albrecht et al. (2012)   165   ±   6  

 

 


Page generated on 2025/02/12           John Southworth   (Keele University, UK)