TEPCat: K2-265


 

This page summarises the information held within TEPCat for the transiting planetary system K2-265. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1809.08869  
Date of discovery paper 2018 / 9 / 25 y / m / d
Right ascension 22 48 07.56 h m s
Declination −14 29 40.8 d m s
V-band apparent magnitude 11.10 mag
K-band apparent magnitude 9.26 mag
Transit duration 0.0944
( 2.266 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2456981.6431 ± 0.0016     HJD or BJD
Orbital period 2.369172 ± 0.000089 days
Reference for orbital ephemeris   arXiv:1809.08869  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5477 ± 27 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.078 ± 0.020 dex
Stellar mass 0.915 ± 0.017   Msun
Stellar radius 0.977 ± 0.053 Rsun
Stellar logarithmic surface gravity 4.419 ± 0.053 c.g.s.
Stellar mean density 0.98 ± 0.19
( 1.38 ± 0.27 )
ρsun
g cm-3
Orbital eccentricity 0.084 ± 0.079  
Orbital semimajor axis   0.03376 ± 0.00021  AU
Planetary mass 0.0206 ± 0.0026
( 6.55 ± 0.83 )
Mjup
Mearth
Planetary radius 0.153 ± 0.010
( 1.71 ± 0.11 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 5.4 ± 1.4
( 7.2 ± 1.9 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study arXiv:1809.08869  

 

K2-265 does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-265 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/02           John Southworth   (Keele University, UK)