TEPCat: TOI-1749b


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1749b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2107.05430  
Date of discovery paper 2021 / 7 / 13 y / m / d
Right ascension 18 50 56.93 h m s
Declination +64 25 10.1 d m s
V-band apparent magnitude 13.86 mag
K-band apparent magnitude 10.27 mag
Transit duration 0.04
( 1.0 )
day
hour
Transit depth 0.05 %
Time of mid-transit   2458684.3613 ± 0.0060     HJD or BJD
Orbital period 2.388821 ± 0.000065 days
Reference for orbital ephemeris   arXiv:2107.05430  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 3985 ± 55 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.26 ± 0.08 dex
Stellar mass 0.58 ± 0.03   Msun
Stellar radius 0.55 ± 0.03 Rsun
Stellar logarithmic surface gravity 4.70 ± 0.05 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.02 +0.06 −0.02  
Orbital semimajor axis   0.0291 ± 0.0005  AU
Planetary mass 0.06 +0.07 −0.04
( 19 +22 −12 )
Mjup
Mearth
Planetary radius 0.124 +0.019 −0.017
( 1.39 +0.21 −0.19 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 831 ± 18 K
Reference of detailed study arXiv:2107.05430  

 

TOI-1749b does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-1749b has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)