TEPCat: HAT-P-15


 

This page summarises the information held within TEPCat for the transiting planetary system HAT-P-15. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2010ApJ...724..866K  
Date of discovery paper 2010 / 5 / 28 y / m / d
Data/telescope used for discovery HAT  
Right ascension 04 24 59.52 h m s
Declination +39 27 38.2 d m s
Right ascension (decimal) 66.24800 degrees
Declination (decimal) 39.46061 degrees
V-band apparent magnitude 12.16 mag
K-band apparent magnitude 9.64 mag
Transit duration 0.2285
( 5.484 )
day
hour
Transit depth 1.3 %
Time of mid-transit   2454638.56019 ± 0.00048     HJD or BJD
Orbital period 10.863502 ± 0.000037 days
Reference for orbital ephemeris   2010ApJ...724..866K  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5620 ± 20 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.24 ± 0.10 dex
Stellar mass 1.020 +0.066 −0.060   Msun
Stellar radius 1.092 +0.049 −0.050 Rsun
Stellar logarithmic surface gravity 4.371 +0.047 −0.045 c.g.s.
Stellar mean density 1.11 +0.18 −0.15
( 1.57 +0.25 −0.21 )
ρsun
g cm-3
Orbital eccentricity 0.200 +0.026 −0.028  
Orbital semimajor axis   0.0964 ± 0.0014  AU
Planetary mass 1.946 ± 0.066
( 618 ± 20 )
Mjup
Mearth
Planetary radius 1.072 ± 0.043
( 12.02 ± 0.48 )
Rjup
Rearth
Planetary surface gravity 41.7 ± 2.9
3.62 ± 0.03
m/s2
log(cgs)
Planetary mean density 1.48 ± 0.17
( 1.96 ± 0.23 )
ρjup
g cm-3
Planetary equilibrium temperature 904 ± 20 K
Reference of detailed study arXiv:2205.10549  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Mancini et al. (2022)   13   ±   6  

 

 

HAT-P-15 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/01           John Southworth   (Keele University, UK)