TEPCat: K2-102


 

This page summarises the information held within TEPCat for the transiting planetary system K2-102. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017AJ....153...64M  
Date of discovery paper 2016 / 9 / 6 y / m / d
Right ascension 08 40 13.45 h m s
Declination +19 46 43.7 d m s
V-band apparent magnitude 13.20 mag
K-band apparent magnitude 10.64 mag
Transit duration 0.112
( 2.69 )
day
hour
Transit depth 0.03 %
Time of mid-transit   2457139.65488 ± 0.00539     HJD or BJD
Orbital period 9.9157 ± 0.0012 days
Reference for orbital ephemeris   2017AJ....153...64M  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4695 ± 50 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.14 ± 0.04 dex
Stellar mass 0.77 ± 0.06   Msun
Stellar radius 0.71 ± 0.03 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density 2.14 +0.31 −0.27
( 3.02 +0.44 −0.38 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.12 ± 0.01
( 1.35 ± 0.11 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2017AJ....153...64M  

 

K2-102 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-102 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/12           John Southworth   (Keele University, UK)