TEPCat: HAT-P-24


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-24. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2010ApJ...725.2017K  
Date of discovery paper 2010 / 8 / 23 y / m / d
Right ascension 07 15 18.00 h m s
Declination +14 15 45.4 d m s
V-band apparent magnitude 11.75 mag
Transit duration 0.1539
( 3.694 )
day
hour
Transit depth 1.2 %
Time of mid-transit   2455629.67053 ± 0.00034     HJD or BJD
Orbital period 3.3552479 ± 0.0000062 days
Reference for orbital ephemeris   2013RAA....13..593W  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6373 ± 80 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.16 ± 0.08 dex
Stellar mass 1.186 +0.042 −0.041   Msun
Stellar radius 1.294 +0.071 −0.062 Rsun
Stellar logarithmic surface gravity 4.286 +0.038 −0.039 c.g.s.
Stellar mean density 0.545 +0.078 −0.072
( 0.77 +0.11 −0.10 )
ρsun
g cm-3
Orbital eccentricity 0.052 +0.022 −0.017  
Orbital semimajor axis   0.04641 ± 0.00054  AU
Planetary mass 0.681 +0.031 −0.030
( 216.5 + 9.9 − 9.5 )
Mjup
Mearth
Planetary radius 1.243 +0.072 −0.061
( 13.93 + 0.81 − 0.68 )
Rjup
Rearth
Planetary surface gravity 10.9 ± 1.1
3.04 ± 0.04
m/s2
log(cgs)
Planetary mean density 0.354 +0.056 −0.053
( 0.470 +0.074 −0.070 )
ρjup
g cm-3
Planetary equilibrium temperature 1624 +44 −41 K
Reference of detailed study 2010ApJ...725.2017K  

 

Entries in the catalogue of Rossiter-McLaughlin measurements:
 
Reference λ (degrees)
Albrecht et al. (2012)   20   ±   16  

 

 

HAT-P-24 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2014/10/24           John Southworth   (Keele University, UK)