TEPCat: TOI-1442


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1442. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2201.13274  
Date of discovery paper 2022 / 2 / 1 y / m / d
Data/telescope used for discovery TESS  
Right ascension 19 09 10.11 h m s
Declination +74 10 27.6 d m s
Right ascension (decimal) 287.29212 degrees
Declination (decimal) 74.17433 degrees
V-band apparent magnitude 15.39 mag
K-band apparent magnitude 10.09 mag
Transit duration 0.0271
( 0.650 )
day
hour
Transit depth 0.1 %
Time of mid-transit   2458683.45192 ± 0.00035     HJD or BJD
Orbital period 0.4090682 ± 0.0000004 days
Reference for orbital ephemeris   arXiv:2201.13274  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3304 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.11 ± 0.07 dex
Stellar mass 0.2843 ± 0.0065   Msun
Stellar radius 0.3105 ± 0.0089 Rsun
Stellar logarithmic surface gravity 4.91 ± 0.03 c.g.s.
Stellar mean density 9.5 ± 0.8
( 13.4 ± 1.1 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.00697 +0.00042 −0.00048  AU
Planetary mass 0.0 +0.056 −0.0
( 0 +17 −0 )
Mjup
Mearth
Planetary radius 0.112 +0.044 −0.039
( 1.26 +0.49 −0.44 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 1359 +49 −42 K
Reference of detailed study arXiv:2201.13274  

 

TOI-1442 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-1442 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/11/23           John Southworth   (Keele University, UK)