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 2019ApJ...876L..24G  
Date of discovery paper 2019 / 3 / 14 y / m / d
Data/telescope used for discovery TESS  
Right ascension 02 27 28.38 h m s
Declination −27 38 06.7 d m s
Right ascension (decimal) 36.86825 degrees
Declination (decimal) -27.63519 degrees
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   2458414.5516 ± 0.0015     HJD or BJD
Orbital period 17.180546 ± 0.000024 days
Reference for orbital ephemeris   arXiv:2403.16621  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5134 ± 74 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.03 ± 0.04 dex
Stellar mass 0.829 ± 0.038   Msun
Stellar radius 0.855 ± 0.008 Rsun
Stellar logarithmic surface gravity 4.48 ± 0.04 c.g.s.
Stellar mean density 1.334 +0.075 −0.079
( 1.88 +0.11 −0.11 )
ρsun
g cm-3
Orbital eccentricity 0.096 +0.059 −0.048  
Orbital semimajor axis   0.1261 ± 0.0038  AU
Planetary mass 0.0214 +0.0041 −0.0036
( 6.8 +1.3 −1.1 )
Mjup
Mearth
Planetary radius 0.2254 +0.0077 −0.0067
( 2.527 +0.086 −0.075 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.74 +0.38 −0.31
( 2.31 +0.50 −0.41 )
ρjup
g cm-3
Planetary equilibrium temperature 644 ± 10 K
Reference of detailed study arXiv:2403.16621  

 

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

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)