TEPCat: K2-32e


 

This page summarises the information held within TEPCat for the transiting planetary system K2-32e. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1904.00651  
Date of discovery paper 2019 / 4 / 3 y / m / d
Right ascension 16 49 42.26 h m s
Declination −19 32 34.2 d m s
V-band apparent magnitude 12.31 mag
K-band apparent magnitude 9.82 mag
Transit duration 0.1113
( 2.671 )
day
hour
Transit depth 0.02 %
Time of mid-transit   2456898.8786 ± 0.0040     HJD or BJD
Orbital period 4.34934 ± 0.000039 days
Reference for orbital ephemeris   arXiv:2006.01102  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5271 +39 −35 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.06 ± 0.03 dex
Stellar mass 0.83 ± 0.02   Msun
Stellar radius 0.86 ± 0.02 Rsun
Stellar logarithmic surface gravity 4.49 ± 0.03 c.g.s.
Stellar mean density 1.30 +0.13 −0.10
( 1.83 +0.18 −0.14 )
ρsun
g cm-3
Orbital eccentricity 0.043 +0.048 −0.030  
Orbital semimajor axis   0.04899 +0.00041 −0.00038  AU
Planetary mass 0.0066 +0.0041 −0.0034
( 2.1 +1.3 −1.1 )
Mjup
Mearth
Planetary radius 0.1081 +0.0046 −0.0041
( 1.212 +0.052 −0.046 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density 4.7 +3.1 −2.6
( 6.2 +4.1 −3.4 )
ρjup
g cm-3
Planetary equilibrium temperature 1066 +16 −18 K
Reference of detailed study arXiv:2006.01102  

 

K2-32e does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-32e has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2021/12/02           John Southworth   (Keele University, UK)