TEPCat: K2-13b


 

This page summarises the information held within TEPCat for the transiting system K2-13b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2015ApJ...809...25M  
Date of discovery paper 2015 / 3 / 27 y / m / d
Right ascension 11 20 37.33 h m s
Declination +02 30 09.7 d m s
V-band apparent magnitude 12.90 mag
K-band apparent magnitude 11.16 mag
Transit duration 0.0
( 0. )
day
hour
Transit depth 0.06 %
Time of mid-transit   2456812.53430 ± 0.01720     HJD or BJD
Orbital period 40.04833 ± 0.02111 days
Reference for orbital ephemeris   2015ApJ...809...25M  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5698 +45 −82 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.54 +0.12 −0.14 dex
Stellar mass 0.80 ± 0.04   Msun
Stellar radius 0.78 +0.09 −0.05 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.2114 ± 0.0061  AU
Planetary mass Mjup
Mearth
Planetary radius 0.169 ± 0.085
( 1.89 ± 0.95 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 511 ± 126 K
Reference of detailed study 2015ApJ...809...25M  

 

K2-13b does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-13b 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)