TEPCat: Kepler-1656


 

This page summarises the information held within TEPCat for the transiting planetary system Kepler-1656. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1809.08436  
Date of discovery paper 2018 / 9 / 25 y / m / d
Right ascension 18 57 53.32 h m s
Declination +39 54 42.5 d m s
V-band apparent magnitude 11.24 mag
K-band apparent magnitude 9.64 mag
Transit duration 0.11
( 2.6 )
day
hour
Transit depth 0.20 %
Time of mid-transit   2455010.206131 ± 0.000062     HJD or BJD
Orbital period 31.578659 ± 0.000007 days
Reference for orbital ephemeris   2014ApJS..210...19B  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5731 ± 60 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.19 ± 0.04 dex
Stellar mass 1.03 ± 0.04   Msun
Stellar radius 1.10 ± 0.13 Rsun
Stellar logarithmic surface gravity 4.37 ± 0.10 c.g.s.
Stellar mean density ρsun
g cm-3
Orbital eccentricity 0.844 +0.061 −0.053  
Orbital semimajor axis   0.197 ± 0.021  AU
Planetary mass 0.153 +0.013 −0.012
( 48.6 +4.1 −3.8 )
Mjup
Mearth
Planetary radius 0.448 ± 0.047
( 5.02 ± 0.53 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 1.61 +0.66 −0.43
( 2.14 +0.88 −0.57 )
ρjup
g cm-3
Planetary equilibrium temperature 651 +51 −47 K
Reference of detailed study arXiv:1809.08436  

 

Kepler-1656 does not have an entry in the catalogue of orbital obliquity measurements.

 

Kepler-1656 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)