TEPCat: HD 73344


 

This page summarises the information held within TEPCat for the transiting planetary system HD 73344. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2024A+A...688A..14S  
Date of discovery paper 2024 / 5 / 28 y / m / d
Data/telescope used for discovery TESS  
Right ascension 08 38 45.52 h m s
Declination +23 41 09.3 d m s
Right ascension (decimal) 129.68967 degrees
Declination (decimal) 23.68592 degrees
V-band apparent magnitude 6.89 mag
K-band apparent magnitude 5.57 mag
Transit duration 0.13
( 3.1 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2458095.9004 ± 0.0011     HJD or BJD
Orbital period 15.61100 ± 0.00017 days
Reference for orbital ephemeris   2024A+A...688A..14S  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6220 ± 64 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.18 ± 0.043 dex
Stellar mass 1.20 ± 0.02   Msun
Stellar radius 1.22 ± 0.04 Rsun
Stellar logarithmic surface gravity 4.39 ± 0.02 c.g.s.
Stellar mean density 0.719 ± 0.033
( 1.015 ± 0.047 )
ρsun
g cm-3
Orbital eccentricity 0.030 +0.019 −0.013  
Orbital semimajor axis   0.131 +0.003 −0.002  AU
Planetary mass 0.0094 +0.0079 −0.0060
( 3.0 +2.5 −1.9 )
Mjup
Mearth
Planetary radius 0.2573 +0.0073 −0.0064
( 2.884 +0.082 −0.072 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.51 +0.44 −0.33
( 0.68 +0.58 −0.44 )
ρjup
g cm-3
Planetary equilibrium temperature 911 ± 7 K
Reference of detailed study 2024A+A...688A..14S  

 

HD 73344 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2025/02/12           John Southworth   (Keele University, UK)