TEPCat: TOI-3540


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-3540. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2205.09728  
Date of discovery paper 2022 / 5 / 20 y / m / d
Data/telescope used for discovery TESS  
Right ascension 21 55 38.73 h m s
Declination +28 10 46.2 d m s
Right ascension (decimal) 328.91138 degrees
Declination (decimal) 28.17950 degrees
V-band apparent magnitude 11.51 mag
K-band apparent magnitude 9.78 mag
Transit duration 0.0792
( 1.901 )
day
hour
Transit depth 2.3 %
Time of mid-transit   2459109.14114 ± 0.00089     HJD or BJD
Orbital period 3.1199990 ± 0.0000079 days
Reference for orbital ephemeris   arXiv:2205.09728  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5810 ± 79 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.176 ± 0.089 dex
Stellar mass 1.081 +0.071 −0.069   Msun
Stellar radius 1.228 ± 0.033 Rsun
Stellar logarithmic surface gravity 4.293 ± 0.036 c.g.s.
Stellar mean density 0.583 +0.064 −0.056
( 0.823 +0.090 −0.079 )
ρsun
g cm-3
Orbital eccentricity 0.0 +0.164 −0.0  
Orbital semimajor axis   0.04289 +0.00092 −0.00093  AU
Planetary mass 1.18 ± 0.14
( 375 ± 44 )
Mjup
Mearth
Planetary radius 2.10 ± 0.66
( 23.5 ± 7.4 )
Rjup
Rearth
Planetary surface gravity 6.6 +7.5 −2.7
2.8 +0.3 −0.2
m/s2
log(cgs)
Planetary mean density 0.13 +0.27 −0.07
( 0.172 +0.358 −0.093 )
ρjup
g cm-3
Planetary equilibrium temperature 1498 ± 22 K
Reference of detailed study arXiv:2205.09728  

 

TOI-3540 does not have an entry in the catalogue of orbital obliquity measurements.

 

TOI-3540 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/01           John Southworth   (Keele University, UK)