TEPCat: HD 63433b


 

This page summarises the information held within TEPCat for the transiting planetary system HD 63433b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2020AJ....160..179M  
Date of discovery paper 2020 / 5 / 4 y / m / d
Data/telescope used for discovery TESS  
Right ascension 07 49 55.06 h m s
Declination +27 21 47.5 d m s
Right ascension (decimal) 117.47942 degrees
Declination (decimal) 27.36319 degrees
V-band apparent magnitude 6.91 mag
K-band apparent magnitude 5.36 mag
Transit duration 0.122
( 2.93 )
day
hour
Transit depth 0.05 %
Time of mid-transit   2458916.45262 ± 0.00063     HJD or BJD
Orbital period 7.1079379 ± 0.0000054 days
Reference for orbital ephemeris   arXiv:2401.04785  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5700 +76 −75 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.02 ± 0.06 dex
Stellar mass 0.994 +0.027 −0.028   Msun
Stellar radius 0.897 ± 0.019 Rsun
Stellar logarithmic surface gravity 4.54 ± 0.05 c.g.s.
Stellar mean density 1.376 ± 0.078
( 1.94 ± 0.11 )
ρsun
g cm-3
Orbital eccentricity 0.24 +0.37 −0.18  
Orbital semimajor axis   0.0714 +0.0036 −0.0038  AU
Planetary mass 0.0075 +0.0094 −0.0057
( 2.4 +3.0 −1.8 )
Mjup
Mearth
Planetary radius 0.1884 +0.0083 −0.0077
( 2.112 +0.093 −0.086 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.2 +1.5 −1.1
( 1.6 +2.0 −1.5 )
ρjup
g cm-3
Planetary equilibrium temperature 969 ± 17 K
Reference of detailed study arXiv:2401.04785  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Mann et al. (2020)   8.0   + 33.0   - 45.0  

 

 


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