TEPCat: TOI-871


 

This page summarises the information held within TEPCat for the transiting planetary system TOI-871. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:2311.00688  
Date of discovery paper 2023 / 11 / 2 y / m / d
Data/telescope used for discovery TESS  
Right ascension 04 58 57.03 h m s
Declination −50 37 38.6 d m s
Right ascension (decimal) 74.73763 degrees
Declination (decimal) -50.62739 degrees
V-band apparent magnitude 10.57 mag
K-band apparent magnitude 8.38 mag
Transit duration 0.168
( 4.03 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2458417.0523 ± 0.0028     HJD or BJD
Orbital period 14.362565 ± 0.00009 days
Reference for orbital ephemeris   arXiv:2311.00688  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4929 +80 −75 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.07 +0.23 −0.24 dex
Stellar mass 0.758 +0.046 −0.044   Msun
Stellar radius 0.719 ± 0.025 Rsun
Stellar logarithmic surface gravity 4.604 ± 0.027 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.1054 ± 0.0021  AU
Planetary mass Mjup
Mearth
Planetary radius 0.148 ± 0.010
( 1.66 ± 0.11 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 621 ± 16 K
Reference of detailed study arXiv:2311.00688  

 

TOI-871 does not have an entry in the catalogue of orbital obliquity measurements.

 


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