TEPCat: TOI-3894


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-3894. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2401.05923  
Date of discovery paper 2024 / 1 / 12 y / m / d
Data/telescope used for discovery TESS  
Right ascension 13 25 29.97 h m s
Declination +52 46 05.0 d m s
Right ascension (decimal) 201.37487 degrees
Declination (decimal) 52.76806 degrees
V-band apparent magnitude 11.99 mag
K-band apparent magnitude 10.48 mag
Transit duration 0.1495
( 3.588 )
day
hour
Transit depth 0.90 %
Time of mid-transit   2458912.41363 ± 0.00042     HJD or BJD
Orbital period 4.3345401 ± 0.0000025 days
Reference for orbital ephemeris   arXiv:2401.05923  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6000 ± 110 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.021 +0.085 −0.06 dex
Stellar mass 1.138 +0.089 −0.075   Msun
Stellar radius 1.502 +0.055 −0.052 Rsun
Stellar logarithmic surface gravity 4.143 +0.043 −0.046 c.g.s.
Stellar mean density 0.337 +0.046 −0.042
( 0.476 +0.065 −0.059 )
ρsun
g cm-3
Orbital eccentricity 0.048 +0.052 −0.034  
Orbital semimajor axis   0.0543 +0.0014 −0.0012  AU
Planetary mass 0.85 ± 0.15
( 270 ± 47 )
Mjup
Mearth
Planetary radius 1.358 +0.054 −0.052
( 15.22 + 0.61 − 0.58 )
Rjup
Rearth
Planetary surface gravity 11.4 +2.2 −2.1
3.06 +0.08 −0.09
m/s2
log(cgs)
Planetary mean density 0.315 +0.070 −0.063
( 0.418 +0.093 −0.084 )
ρjup
g cm-3
Planetary equilibrium temperature 1519 +22 −21 K
Reference of detailed study arXiv:2401.05923  

 

TOI-3894 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/03/28           John Southworth   (Keele University, UK)