TEPCat: TOI-4551


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-4551. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2024MNRAS.527.6332P  
Date of discovery paper 2023 / 11 / 14 y / m / d
Data/telescope used for discovery TESS  
Right ascension 12 19 54.90 h m s
Declination −25 49 40.3 d m s
Right ascension (decimal) 184.97875 degrees
Declination (decimal) -25.82786 degrees
V-band apparent magnitude 9.97 mag
K-band apparent magnitude 7.52 mag
Transit duration 0.4
( 10. )
day
hour
Transit depth 0.10 %
Time of mid-transit   2458595.6597 ± 0.0048     HJD or BJD
Orbital period 9.955810 ± 0.000077 days
Reference for orbital ephemeris   2024MNRAS.527.6332P  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4986 ± 110 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.23 ± 0.06 dex
Stellar mass 1.31 +0.07 −0.18   Msun
Stellar radius 3.55 +0.18 −0.15 Rsun
Stellar logarithmic surface gravity 3.48 ± 0.10 c.g.s.
Stellar mean density 0.020 ± 0.004
( 0.0282 ± 0.0056 )
ρsun
g cm-3
Orbital eccentricity 0.101 +0.034 −0.033  
Orbital semimajor axis   0.0994 +0.0030 −0.0032  AU
Planetary mass 1.49 ± 0.13
( 473 ± 41 )
Mjup
Mearth
Planetary radius 1.058 +0.110 −0.062
( 11.86 + 1.23 − 0.69 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.31 ± 0.14
( 1.74 ± 0.19 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2024MNRAS.527.6332P  

 

TOI-4551 does not have an entry in the catalogue of orbital obliquity measurements.

 


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