TEPCat: HD 15337c


 

This page summarises the information held within TEPCat for the transiting planetary system HD 15337c. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1903.05623  
Date of discovery paper 2019 / 3 / 14 y / m / d
Right ascension 02 27 28.38 h m s
Declination −27 38 06.7 d m s
V-band apparent magnitude 9.18 mag
K-band apparent magnitude 7.04 mag
Transit duration 0.0928
( 2.227 )
day
hour
Transit depth 0.08 %
Time of mid-transit   2458414.55162 ± 0.00075     HJD or BJD
Orbital period 17.17753 ± 0.00077 days
Reference for orbital ephemeris   arXiv:1903.05623  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5125 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.15 ± 0.10 dex
Stellar mass 0.90 ± 0.03   Msun
Stellar radius 0.856 ± 0.017 Rsun
Stellar logarithmic surface gravity 4.52 ± 0.02 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.08 +0.10 −0.06  
Orbital semimajor axis   0.1261 ± 0.0038  AU
Planetary mass 0.0232 ± 0.0051
( 7.4 ± 1.6 )
Mjup
Mearth
Planetary radius 0.2060 +0.0098 −0.0092
( 2.31 +0.11 −0.10 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 2.5 +0.7 −0.6
( 3.32 +0.93 −0.80 )
ρjup
g cm-3
Planetary equilibrium temperature 644 ± 10 K
Reference of detailed study arXiv:1903.05623  

 

HD 15337c does not have an entry in the catalogue of orbital obliquity measurements.

 

HD 15337c has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)