TEPCat: Kepler-298d


 

This page summarises the information held within TEPCat for the transiting system Kepler-298d. 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 / 3 / 20 y / m / d
Right ascension 18 52 09.55 h m s
Declination +48 49 31.3 d m s
V-band apparent magnitude 15.76 mag
K-band apparent magnitude 13.07 mag
Transit duration 0.1847
( 4.433 )
day
hour
Transit depth 0.16 %
Time of mid-transit   2455017.24735 ± 0.00490     HJD or BJD
Orbital period 77.473633 ± 0.000615 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4465 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.24 ± 0.10 dex
Stellar mass 0.632   Msun
Stellar radius 0.582 ± 0.025 Rsun
Stellar logarithmic surface gravity 4.709 ± 0.150 c.g.s.
Stellar mean density 4.526 ± 0.414
( 6.39 ± 0.58 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.223 ± 0.018
( 2.50 ± 0.20 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2014ApJ...784...45R  

 

Kepler-298d does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-298d has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/12           John Southworth   (Keele University, UK)