TEPCat: LHS 475


 

This page summarises the information held within TEPCat for the transiting planetary system LHS 475. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2304.00797  
Date of discovery paper 2023 / 4 / 5 y / m / d
Data/telescope used for discovery TESS  
Right ascension 19 20 54.38 h m s
Declination −82 33 16.7 d m s
Right ascension (decimal) 290.22658 degrees
Declination (decimal) -82.55464 degrees
V-band apparent magnitude 12.69 mag
K-band apparent magnitude 7.69 mag
Transit duration 0.03
( 0.7 )
day
hour
Transit depth 0.1 %
Time of mid-transit   2458626.20421 ± 0.00029     HJD or BJD
Orbital period 2.0291025 ± 0.0000020 days
Reference for orbital ephemeris   arXiv:2304.01920  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3295 ± 68 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.274 ± 0.015   Msun
Stellar radius 0.286 ± 0.010 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.02042 ± 0.00036  AU
Planetary mass Mjup
Mearth
Planetary radius 0.0852 ± 0.0047
( 0.955 ± 0.053 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 587 ± 18 K
Reference of detailed study arXiv:2304.01920  

 

LHS 475 does not have an entry in the catalogue of orbital obliquity measurements.

 


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