TEPCat: K2-68


 

This page summarises the information held within TEPCat for the transiting system K2-68. 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 16 04.75 h m s
Declination −10 34 02.3 d m s
V-band apparent magnitude 12.98 mag
K-band apparent magnitude 10.53 mag
Transit duration 0.113
( 2.71 )
day
hour
Transit depth 0.04 %
Time of mid-transit   2456982.32810 ± 0.00380     HJD or BJD
Orbital period 8.054280 ± 0.000820 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4746 ± 96 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.730 ± 0.096   Msun
Stellar radius 0.675 ± 0.086 Rsun
Stellar logarithmic surface gravity 4.632 ± 0.060 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.071 ± 0.003  AU
Planetary mass Mjup
Mearth
Planetary radius 0.141 ± 0.020
( 1.58 ± 0.22 )
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  

 

K2-68 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-68 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)