TEPCat: K2-85


 

This page summarises the information held within TEPCat for the transiting system K2-85. 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 03 57 51.46 h m s
Declination +18 27 54.9 d m s
V-band apparent magnitude 12.83 mag
K-band apparent magnitude 9.46 mag
Transit duration 0.033
( 0.79 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2457065.36846 ± 0.00094     HJD or BJD
Orbital period 0.684533 ± 0.000018 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4268 ± 122 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.573 ± 0.051   Msun
Stellar radius 0.507 ± 0.044 Rsun
Stellar logarithmic surface gravity 4.776 ± 0.057 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.013 ± 0.000  AU
Planetary mass Mjup
Mearth
Planetary radius 0.090 ± 0.011
( 1.01 ± 0.12 )
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  

 

K2-85 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-85 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)