TEPCat: TOI-1859


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-1859. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2023ApJ...951L..29D  
Date of discovery paper 2023 / 5 / 29 y / m / d
Data/telescope used for discovery TESS  
Right ascension 18 39 19.62 h m s
Declination +69 31 22.3 d m s
Right ascension (decimal) 279.83175 degrees
Declination (decimal) 69.52286 degrees
V-band apparent magnitude 10.33 mag
K-band apparent magnitude 9.24 mag
Transit duration 0.2
( 5. )
day
hour
Transit depth 0.4 %
Time of mid-transit   2458662.6558 ± 0.0014     HJD or BJD
Orbital period 63.48347 ± 0.00010 days
Reference for orbital ephemeris   2023ApJ...951L..29D  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6341 +68 −70 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.120 +0.054 −0.056 dex
Stellar mass 1.287 +0.061 −0.601   Msun
Stellar radius 1.36 +0.10 −0.12 Rsun
Stellar logarithmic surface gravity 4.285 +0.069 −0.067 c.g.s.
Stellar mean density 0.52 +0.15 −0.11
( 0.73 +0.21 −0.16 )
ρsun
g cm-3
Orbital eccentricity 0.57 +0.12 −0.16  
Orbital semimajor axis   0.337 +0.044 −0.036  AU
Planetary mass Mjup
Mearth
Planetary radius 0.87 ± 0.07
( 9.75 ± 0.78 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2023ApJ...951L..29D  

 

Entries in the catalogue of orbital obliquity measurements:
 
Reference λ (degrees)
Dong et al. (2023)   38.9   + 2.8   - 2.7  

 

 


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