TEPCat: Kepler-289c


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-289c. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014ApJ...784...45R  
Date of discovery paper 2014 / 10 / 30 y / m / d
Data/telescope used for discovery Kepler  
Right ascension 19 49 51.68 h m s
Declination +42 52 58.2 d m s
Right ascension (decimal) 297.46533 degrees
Declination (decimal) 42.88283 degrees
V-band apparent magnitude 14.11 mag
K-band apparent magnitude 12.51 mag
Transit duration 0.1482
( 3.557 )
day
hour
Transit depth 0.06 %
Time of mid-transit   2454975.6240 ± 0.0052     HJD or BJD
Orbital period 66.0282 ± 0.0042 days
Reference for orbital ephemeris   arXiv:2208.00022  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5990 ± 38 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.065 ± 0.04 dex
Stellar mass 1.08 ± 0.02   Msun
Stellar radius 1.00 ± 0.02 Rsun
Stellar logarithmic surface gravity 4.47 ± 0.01 c.g.s.
Stellar mean density 1.19 ± 0.05
( 1.679 ± 0.071 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.33 ± 0.02  AU
Planetary mass 0.0168 +0.0014 −0.0013
( 5.34 +0.45 −0.41 )
Mjup
Mearth
Planetary radius 0.270 ± 0.007
( 3.026 ± 0.078 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 0.86 ± 0.07
( 1.141 ± 0.093 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:2208.00022  

 

Kepler-289c does not have an entry in the catalogue of orbital obliquity measurements.

 

Kepler-289c has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/07           John Southworth   (Keele University, UK)