TEPCat: HAT-P-17


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-17. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2012ApJ...749..134H  
Date of discovery paper 2010 / 8 / 24 y / m / d
Right ascension 21 38 08.88 h m s
Declination +30 29 19.4 d m s
V-band apparent magnitude 10.54 mag
K-band apparent magnitude 8.54 mag
Transit duration 0.1690
( 4.056 )
day
hour
Transit depth 2.0 %
Time of mid-transit   2454801.16943 ± 0.00020     HJD or BJD
Orbital period 10.338523 ± 0.000009 days
Reference for orbital ephemeris   2012ApJ...749..134H  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5246 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.00 ± 0.08 dex
Stellar mass 0.857 ± 0.039   Msun
Stellar radius 0.838 ± 0.021 Rsun
Stellar logarithmic surface gravity 4.52 ± 0.02 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.346 ± 0.007  
Orbital semimajor axis   0.0882 ± 0.0014  AU
Planetary mass 0.534 ± 0.018
( 169.75 ± 5.72 )
Mjup
Mearth
Planetary radius 1.010 ± 0.029
( 11.32 ± 0.33 )
Rjup
Rearth
Planetary surface gravity 12.9 ± 0.6
3.11 ± 0.02
m/s2
log(cgs)
Planetary mean density 0.52 ± 0.04
( 0.690 ± 0.053 )
ρjup
g cm-3
Planetary equilibrium temperature 792 ± 15 K
Reference of detailed study 2012ApJ...749..134H  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Fulton et al. (2013)   19   + 14   - 16  

 

 

HAT-P-17 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)