TEPCat: HD 42813c


 

This page summarises the information held within TEPCat for the transiting planetary system HD 42813c. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023A+A...679A..33D  
Date of discovery paper 2023 / 9 / 1 y / m / d
Data/telescope used for discovery TESS  
Right ascension 06 12 13.97 h m s
Declination −14 39 00.1 d m s
Right ascension (decimal) 93.05821 degrees
Declination (decimal) -14.65003 degrees
V-band apparent magnitude 9.67 mag
K-band apparent magnitude 7.59 mag
Transit duration 0.13
( 3.1 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2459207.252 ± 0.004     HJD or BJD
Orbital period 3.53796 ± 0.00003 days
Reference for orbital ephemeris   2023A+A...679A..33D  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5289 ± 69 K
Stellar metal abundance ([Fe/H] or [M/H])   0.24 ± 0.05 dex
Stellar mass 0.88 +0.04 −0.03   Msun
Stellar radius 0.993 +0.035 −0.033 Rsun
Stellar logarithmic surface gravity 4.39 ± 0.03 c.g.s.
Stellar mean density 1.01 ± 0.07
( 1.425 ± 0.099 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.0436 +0.0006 −0.0007  AU
Planetary mass 0.0142 ± 0.0009
( 4.51 ± 0.29 )
Mjup
Mearth
Planetary radius 0.141 +0.009 −0.010
( 1.58 +0.10 −0.11 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 4.7 +1.3 −1.0
( 6.2 +1.7 −1.3 )
ρjup
g cm-3
Planetary equilibrium temperature 1217 ± 29 K
Reference of detailed study 2023A+A...679A..33D  

 

HD 42813c does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/03/28           John Southworth   (Keele University, UK)