TEPCat: HD 219134b


 

This page summarises the information held within TEPCat for the transiting planetary system HD 219134b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2015A+A...584A..72M  
Date of discovery paper 2015 / 7 / 31 y / m / d
Right ascension 23 13 16.98 h m s
Declination +57 10 06.1 d m s
V-band apparent magnitude 5.57 mag
K-band apparent magnitude 3.26 mag
Transit duration 0.0394
( 0.946 )
day
hour
Transit depth 0.036 %
Time of mid-transit   2457126.69913 ± 0.00087     HJD or BJD
Orbital period 3.092926 ± 0.000010 days
Reference for orbital ephemeris   2017NatAs...1E..56G  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4699 ± 16 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.11 ± 0.04 dex
Stellar mass 0.81 ± 0.03   Msun
Stellar radius 0.778 ± 0.005 Rsun
Stellar logarithmic surface gravity 4.567 ± 0.018 c.g.s.
Stellar mean density 1.719 ± 0.073
( 2.43 ± 0.10 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.14 −0.0  
Orbital semimajor axis   0.03876 ± 0.00047  AU
Planetary mass 0.0149 ± 0.0006
( 4.74 ± 0.19 )
Mjup
Mearth
Planetary radius 0.1429 ± 0.0049
( 1.602 ± 0.055 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 4.76 ± 0.54
( 6.31 ± 0.72 )
ρjup
g cm-3
Planetary equilibrium temperature 1015 ± 8 K
Reference of detailed study 2017NatAs...1E..56G  

 

HD 219134b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

HD 219134b 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)