TEPCat: K2-101


 

This page summarises the information held within TEPCat for the transiting planetary system K2-101. 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 41 22.58 h m s
Declination +18 56 02.0 d m s
V-band apparent magnitude 12.96 mag
K-band apparent magnitude 10.54 mag
Transit duration 0.138
( 3.31 )
day
hour
Transit depth 0.07 %
Time of mid-transit   2457152.68125 ± 0.00227     HJD or BJD
Orbital period 14.67730 ± 0.00082 days
Reference for orbital ephemeris   2017AJ....153...64M  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4819 ± 45 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.14 ± 0.04 dex
Stellar mass 0.80 ± 0.06   Msun
Stellar radius 0.73 ± 0.03 Rsun
Stellar logarithmic surface gravity c.g.s.
Stellar mean density 2.07 +0.29 −0.25
( 2.92 +0.41 −0.35 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.18 ± 0.01
( 2.02 ± 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  

 

K2-101 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-101 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/15           John Southworth   (Keele University, UK)