TEPCat: Kepler-74


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-74. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2013A+A...554A.114H  
Date of discovery paper 2013 / 4 / 22 y / m / d
Right ascension 19 32 22.21 h m s
Declination +41 21 19.9 d m s
V-band apparent magnitude 14.56 mag
K-band apparent magnitude 12.96 mag
Transit duration 0.1284
( 3.082 )
day
hour
Transit depth 0.8 %
Time of mid-transit   2455187.56737 ± 0.00014     HJD or BJD
Orbital period 7.340711 ± 0.000006 days
Reference for orbital ephemeris   2015A+A...575A..85B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6000 ± 100 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.42 ± 0.11 dex
Stellar mass 1.18 ± 0.04   Msun
Stellar radius 1.12 ± 0.04 Rsun
Stellar logarithmic surface gravity 4.44 ± 0.01 c.g.s.
Stellar mean density 0.92 +0.04 −0.03
( 1.298 +0.056 −0.042 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0781 ± 0.0007  AU
Planetary mass 0.63 ± 0.12
( 200 ± 38 )
Mjup
Mearth
Planetary radius 0.96 ± 0.02
( 10.76 ± 0.22 )
Rjup
Rearth
Planetary surface gravity 27.0 +4.4 −3.5
3.43 +0.07 −0.06
m/s2
log(cgs)
Planetary mean density 0.66 ± 0.14
( 0.88 ± 0.19 )
ρjup
g cm-3
Planetary equilibrium temperature 1078 ± 19 K
Reference of detailed study 2015A+A...575A..85B  

 

Kepler-74 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-74 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/15           John Southworth   (Keele University, UK)