TEPCat: K2-74


 

This page summarises the information held within TEPCat for the transiting system K2-74. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016ApJS..226....7C  
Date of discovery paper 2016 / 7 / 19 y / m / d
Right ascension 22 39 40.64 h m s
Declination −08 42 52.2 d m s
V-band apparent magnitude 12.59 mag
K-band apparent magnitude 11.06 mag
Transit duration 0.213
( 5.11 )
day
hour
Transit depth 0.05 %
Time of mid-transit   2456997.99920 ± 0.00450     HJD or BJD
Orbital period 19.566600 ± 0.003300 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6060 ± 86 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.960 ± 0.030   Msun
Stellar radius 0.980 ± 0.060 Rsun
Stellar logarithmic surface gravity 4.444 ± 0.058 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.140 ± 0.002  AU
Planetary mass Mjup
Mearth
Planetary radius 0.206 ± 0.017
( 2.31 ± 0.19 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2016ApJS..226....7C  

 

K2-74 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-74 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)