TEPCat: EPIC 249451861


 

This page summarises the information held within TEPCat for the transiting planetary system EPIC 249451861. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper arXiv:1809.08879  
Date of discovery paper 2018 / 9 / 25 y / m / d
Right ascension 15 32 17.84 h m s
Declination −22 21 29.7 d m s
V-band apparent magnitude 11.41 mag
K-band apparent magnitude 9.19 mag
Transit duration 0.17
( 4.1 )
day
hour
Transit depth 0.7 %
Time of mid-transit   2458001.72138 ± 0.00016     HJD or BJD
Orbital period 14.893291 ± 0.000025 days
Reference for orbital ephemeris   arXiv:1809.08879  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 5673 ± 75 K
Stellar metal abundance ([Fe/H] or [M/H])   +0.20 ± 0.05 dex
Stellar mass 1.036 ± 0.033   Msun
Stellar radius 1.083 ± 0.008 Rsun
Stellar logarithmic surface gravity 4.385 ± 0.016 c.g.s.
Stellar mean density 0.818 ± 0.031
( 1.154 ± 0.044 )
ρsun
g cm-3
Orbital eccentricity 0.478 +0.025 −0.026  
Orbital semimajor axis   0.1204 +0.0008 −0.0011  AU
Planetary mass 0.315 ± 0.027
( 100.14 ± 8.58 )
Mjup
Mearth
Planetary radius 0.847 ± 0.013
( 9.49 ± 0.15 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature 808 +7 −9 K
Reference of detailed study arXiv:1809.08879  

 

EPIC 249451861 does not have an entry in the catalogue of orbital obliquity measurements.

 

EPIC 249451861 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2019/07/02           John Southworth   (Keele University, UK)