TEPCat: EPIC 219388192


 

This page summarises the information held within TEPCat for the transiting brown dwarf system EPIC 219388192. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2017AJ....153..131N  
Date of discovery paper 2016 / 10 / 28 y / m / d
Data/telescope used for discovery K2  
Right ascension 19 17 34.04 h m s
Declination −16 52 17.8 d m s
Right ascension (decimal) 289.39183 degrees
Declination (decimal) -16.87161 degrees
V-band apparent magnitude 12.54 mag
K-band apparent magnitude 10.73 mag
Transit duration 0.13928
( 3.3427 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2457346.329908 ± 0.000080     HJD or BJD
Orbital period 5.292600 ± 0.000018 days
Reference for orbital ephemeris   2019AJ....158...38C  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5755 ± 49 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.203 +0.086 −0.091 dex
Stellar mass 1.101 +0.039 −0.045   Msun
Stellar radius 1.029 ± 0.016 Rsun
Stellar logarithmic surface gravity 4.455 +0.018 −0.020 c.g.s.
Stellar mean density 1.009 ± 0.054
( 1.424 ± 0.076 )
ρsun
g cm-3
Orbital eccentricity 0.1891 +0.0021 −0.0022  
Orbital semimajor axis   0.06206 +0.00071 −0.00084  AU
Planetary mass 39.2 ± 1.1
( 124613 ± 3497 )
Mjup
Mearth
Planetary radius 0.941 ± 0.019
( 10.55 ± 0.21 )
Rjup
Rearth
Planetary surface gravity 1096 +52 −49
5.04 +0.02 −0.02
m/s2
log(cgs)
Planetary mean density 44.0 +2.9 −2.7
( 58.4 + 3.8 − 3.6 )
ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2019AJ....158...38C  

 

EPIC 219388192 does not have an entry in the catalogue of orbital obliquity measurements.

 


Page generated on 2024/04/19           John Southworth   (Keele University, UK)