TEPCat: TOI-1842


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1842. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2112.00198  
Date of discovery paper 2021 / 12 / 2 y / m / d
Data/telescope used for discovery TESS  
Right ascension 13 27 51.04 h m s
Declination +09 01 50.3 d m s
Right ascension (decimal) 201.96267 degrees
Declination (decimal) 9.03064 degrees
V-band apparent magnitude 9.81 mag
K-band apparent magnitude 8.45 mag
Transit duration 0.18
( 4.3 )
day
hour
Transit depth 0.3 %
Time of mid-transit   2459402.4575 ± 0.0025     HJD or BJD
Orbital period 9.5739 ± 0.0002 days
Reference for orbital ephemeris   arXiv:2112.00198  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6230 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.22 ± 0.05 dex
Stellar mass 1.46 ± 0.03   Msun
Stellar radius 2.02 ± 0.05 Rsun
Stellar logarithmic surface gravity 4.10 ± 0.10 c.g.s.
Stellar mean density 0.18 ± 0.02
( 0.254 ± 0.028 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.25 −0.0  
Orbital semimajor axis   0.1001 ± 0.0007  AU
Planetary mass 0.214 +0.040 −0.038
( 68 +12 −12 )
Mjup
Mearth
Planetary radius 1.04 +0.06 −0.05
( 11.66 + 0.67 − 0.56 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:2112.00198  

 

TOI-1842 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-1842 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/07           John Southworth   (Keele University, UK)