TEPCat: K2-294


 

This page summarises the information held within TEPCat for the transiting planetary system K2-294. 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 28 12.40 h m s
Declination −07 36 13.3 d m s
V-band apparent magnitude 12.50 mag
K-band apparent magnitude 10.86 mag
Transit duration 0.108
( 2.59 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2457740.0093 ± 0.0043     HJD or BJD
Orbital period 2.50387 ± 0.00023 days
Reference for orbital ephemeris   arXiv:1903.10507  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5612 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.194 ± 0.080 dex
Stellar mass 0.987 +0.034 −0.030   Msun
Stellar radius 1.20 +0.13 −0.12 Rsun
Stellar logarithmic surface gravity 4.20 ± 0.10 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.148 +0.019 −0.017
( 1.66 +0.21 −0.19 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 1425 +79 −54 K
Reference of detailed study arXiv:1903.10507  

 

K2-294 does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-294 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)