TEPCat: K2-293


 

This page summarises the information held within TEPCat for the transiting planetary system K2-293. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1903.10507  
Date of discovery paper 2019 / 3 / 26 y / m / d
Right ascension 23 26 25.52 h m s
Declination −06 01 40.4 d m s
V-band apparent magnitude 13.34 mag
K-band apparent magnitude 11.54 mag
Transit duration 0.166
( 3.98 )
day
hour
Transit depth 0.06 %
Time of mid-transit   2457749.1347 ± 0.0034     HJD or BJD
Orbital period 13.1225 ± 0.0012 days
Reference for orbital ephemeris   arXiv:1903.10507  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5532 ± 78 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.218 ± 0.080 dex
Stellar mass 0.958 +0.036 −0.034   Msun
Stellar radius 0.947 +0.089 −0.055 Rsun
Stellar logarithmic surface gravity 4.52 ± 0.13 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.219 +0.031 −0.022
( 2.45 +0.35 −0.25 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 750 +170 −50 K
Reference of detailed study arXiv:1903.10507  

 

K2-293 does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-293 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/16           John Southworth   (Keele University, UK)