TEPCat: TOI-444


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-444. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023AJ....165..134O  
Date of discovery paper 2023 / 1 / 25 y / m / d
Data/telescope used for discovery TESS  
Right ascension 04 16 44.19 h m s
Declination −26 45 57.3 d m s
Right ascension (decimal) 64.18412 degrees
Declination (decimal) -26.76592 degrees
V-band apparent magnitude 9.89 mag
K-band apparent magnitude 7.83 mag
Transit duration 0.157
( 3.77 )
day
hour
Transit depth 0.11 %
Time of mid-transit   2459190.0391 ± 0.0008     HJD or BJD
Orbital period 17.96360 ± 0.00004 days
Reference for orbital ephemeris   2023AJ....165..134O  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5225 ± 70 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.96 ± 0.13   Msun
Stellar radius 0.779 ± 0.053 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.133 ± 0.006  AU
Planetary mass Mjup
Mearth
Planetary radius 0.247 ± 0.018
( 2.77 ± 0.20 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 609 ± 61 K
Reference of detailed study 2023AJ....165..134O  

 

TOI-444 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/06/14           John Southworth   (Keele University, UK)