TEPCat: HATS-15


 

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

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016PASP..128g4401C  
Date of discovery paper 2015 / 11 / 20 y / m / d
Right ascension 20 44 22.20 h m s
Declination −19 26 15.0 d m s
V-band apparent magnitude 14.77 mag
K-band apparent magnitude 12.72 mag
Transit duration 0.1175
( 2.820 )
day
hour
Transit depth 1.9 %
Time of mid-transit   2456387.21161 ± 0.00015     HJD or BJD
Orbital period 1.74748753 ± 0.00000094 days
Reference for orbital ephemeris   2016PASP..128g4401C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5311 ± 77 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.000 ± 0.050 dex
Stellar mass 0.871 ± 0.023   Msun
Stellar radius 0.922 ± 0.027 Rsun
Stellar logarithmic surface gravity 4.449 ± 0.022 c.g.s.
Stellar mean density 1.113 ± 0.085
( 1.57 ± 0.12 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.126 −0.0  
Orbital semimajor axis   0.02712 ± 0.00023  AU
Planetary mass 2.17 ± 0.15
( 689 ± 47 )
Mjup
Mearth
Planetary radius 1.105 ± 0.040
( 12.39 ± 0.45 )
Rjup
Rearth
Planetary surface gravity 43.8 +4.2 −3.8
3.64 +0.04 −0.04
m/s2
log(cgs)
Planetary mean density 1.49 ± 0.18
( 1.98 ± 0.24 )
ρjup
g cm-3
Planetary equilibrium temperature 1505 ± 30 K
Reference of detailed study 2016PASP..128g4401C  

 

HATS-15 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

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

 


Page generated on 2017/12/05           John Southworth   (Keele University, UK)