TEPCat: K2-45


 

This page summarises the information held within TEPCat for the transiting system K2-45. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2016ApJS..226....7C  
Date of discovery paper 2016 / 7 / 19 y / m / d
Right ascension 11 18 31.89 h m s
Declination −01 46 26.9 d m s
V-band apparent magnitude 15.78 mag
K-band apparent magnitude 12.75 mag
Transit duration 0.070
( 1.68 )
day
hour
Transit depth 1.89 %
Time of mid-transit   2456809.52604 ± 0.00018     HJD or BJD
Orbital period 1.729268 ± 0.000007 days
Reference for orbital ephemeris   2016ApJS..226....7C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 4103 ± 90 K
Stellar metal abundance ([Fe/H] or [M/H])   dex
Stellar mass 0.503 ± 0.078   Msun
Stellar radius 0.445 ± 0.066 Rsun
Stellar logarithmic surface gravity 4.824 ± 0.070 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis   0.022 ± 0.001  AU
Planetary mass Mjup
Mearth
Planetary radius 0.599 ± 0.000
( 6.7141909999999995761754689738154411315917968750000000 ± 0.0000000000000000000000000000000000000000000000000000 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2016ApJS..226....7C  

 

K2-45 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

K2-45 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)