TEPCat: K2-135b


 

This page summarises the information held within TEPCat for the transiting planetary system K2-135b. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017AJ....154..266N  
Date of discovery paper 2017 / 9 / 6 y / m / d
Right ascension 23 27 04.84 h m s
Declination −01 17 10.6 d m s
V-band apparent magnitude 10.51 mag
K-band apparent magnitude 7.19 mag
Transit duration 0.06792
( 1.6301 )
day
hour
Transit depth 0.06 %
Time of mid-transit   2457738.82586 ± 0.00026     HJD or BJD
Orbital period 1.2089819 ± 0.0000070 days
Reference for orbital ephemeris   arXiv:1812.07302  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4305 ± 49 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.50 ± 0.08 dex
Stellar mass 0.606 +0.020 −0.014   Msun
Stellar radius 0.602 +0.005 −0.004 Rsun
Stellar logarithmic surface gravity 4.72 ± 0.10 c.g.s.
Stellar mean density 3.47 +0.27 −0.73
( 4.90 +0.38 −1.03 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.01880 +0.00020 −0.00014  AU
Planetary mass 0.0154 ± 0.0015
( 4.90 ± 0.48 )
Mjup
Mearth
Planetary radius 0.1407 +0.0024 −0.0028
( 1.577 +0.027 −0.031 )
Rjup
Rearth
Planetary surface gravity 13.95 +3.91 −2.98
3.1 +0.1 −0.1
m/s2
log(cgs)
Planetary mean density 5.22 +0.62 −0.57
( 6.92 +0.82 −0.76 )
ρjup
g cm-3
Planetary equilibrium temperature 1114 +46 −26 K
Reference of detailed study arXiv:1812.07302  

 

K2-135b does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-135b 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)