TEPCat: EPIC 246911830


 

This page summarises the information held within TEPCat for the transiting planetary system EPIC 246911830. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1806.06099  
Date of discovery paper 2018 / 6 / 19 y / m / d
Right ascension 05 07 28.16 h m s
Declination +16 52 03.8 d m s
V-band apparent magnitude 12.69 mag
K-band apparent magnitude 11.09 mag
Transit duration 0.17365
( 4.1676 )
day
hour
Transit depth 1.0 %
Time of mid-transit   2457820.738135 ± 0.000090     HJD or BJD
Orbital period 2.6266657 ± 0.0000018 days
Reference for orbital ephemeris   arXiv:1806.06099  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6367 ± 250 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.14 ± 0.15 dex
Stellar mass 1.39 +0.05 −0.06   Msun
Stellar radius 1.69 ± 0.03 Rsun
Stellar logarithmic surface gravity 4.15 c.g.s.
Stellar mean density 0.2841 ± 0.0071
( 0.401 ± 0.010 )
ρsun
g cm-3
Orbital eccentricity 0.0  
Orbital semimajor axis   0.0404 +0.0013 −0.0016  AU
Planetary mass 1.42 +0.31 −0.32
( 451 +98 −101 )
Mjup
Mearth
Planetary radius 1.552 +0.048 −0.057
( 17.40 + 0.54 − 0.64 )
Rjup
Rearth
Planetary surface gravity 14.6 +3.5 −3.0
3.16 +0.09 −0.10
m/s2
log(cgs)
Planetary mean density 0.38 ± 0.09
( 0.50 ± 0.12 )
ρjup
g cm-3
Planetary equilibrium temperature 1957 +78 −77 K
Reference of detailed study arXiv:1806.06099  

 

EPIC 246911830 does not have an entry in the catalogue of orbital obliquity measurements.

 

EPIC 246911830 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)