TEPCat: K2-11


 

This page summarises the information held within TEPCat for the transiting system K2-11. 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 11 16 10.08 h m s
Declination +01 59 12.6 d m s
V-band apparent magnitude 13.39 mag
K-band apparent magnitude 11.34 mag
Transit duration 0.217
( 5.21 )
day
hour
Transit depth 0.07 %
Time of mid-transit   2456829.86020 ± 0.00500     HJD or BJD
Orbital period 39.847800 ± 0.007000 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5264 ± 71 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.890 ± 0.020   Msun
Stellar radius 0.830 ± 0.020 Rsun
Stellar logarithmic surface gravity 4.560 ± 0.021 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.220 ± 0.002  AU
Planetary mass Mjup
Mearth
Planetary radius 0.216 ± 0.026
( 2.42 ± 0.29 )
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  

 

K2-11 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-11 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)