TEPCat: K2-79


 

This page summarises the information held within TEPCat for the transiting planetary system K2-79. 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
Data/telescope used for discovery K2  
Right ascension 03 41 01.42 h m s
Declination +13 31 09.7 d m s
Right ascension (decimal) 55.25592 degrees
Declination (decimal) 13.51936 degrees
V-band apparent magnitude 12.07 mag
K-band apparent magnitude 9.90 mag
Transit duration 0.1894
( 4.546 )
day
hour
Transit depth 0.08 %
Time of mid-transit   2457070.24341 ± 0.00057     HJD or BJD
Orbital period 10.994748 ± 0.000025 days
Reference for orbital ephemeris   arXiv:2108.08889  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5926 ± 86 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.053 +0.048 −0.036 dex
Stellar mass 1.06 ± 0.05   Msun
Stellar radius 1.269 ± 0.051 Rsun
Stellar logarithmic surface gravity 4.26 ± 0.01 c.g.s.
Stellar mean density 0.52 ± 0.02
( 0.734 ± 0.028 )
ρsun
g cm-3
Orbital eccentricity 0.082 +0.088 −0.056  
Orbital semimajor axis   0.099 ± 0.001  AU
Planetary mass 0.037 ± 0.011
( 11.8 ± 3.5 )
Mjup
Mearth
Planetary radius 0.365 +0.015 −0.011
( 4.09 +0.17 −0.12 )
Rjup
Rearth
Planetary surface gravity 7.0 ± 2.2
2.8 ± 0.1
m/s2
log(cgs)
Planetary mean density 0.70 ± 0.25
( 0.93 ± 0.33 )
ρjup
g cm-3
Planetary equilibrium temperature 1021 +21 −20 K
Reference of detailed study arXiv:2111.02608  

 

K2-79 does not have an entry in the catalogue of orbital obliquity measurements.

 

K2-79 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2022/12/07           John Southworth   (Keele University, UK)